ability api

Signed-off-by: Nliuliu <liuliu40@huawei.com>
Change-Id: I17606ce668ee9b396808194a937f10916448c458

zh-cn/application-dev/reference/apis/js-apis-ability-dataUriUtils.md

@@ -35,6 +35,8 @@ getId(uri: string): number
 **示例：**
 
 ```ts
+import dataUriUtils from '@ohos.ability.dataUriUtils';
+
 let id = dataUriUtils.getId('com.example.dataUriUtils/1221');
 ```
 
@@ -64,6 +66,8 @@ attachId(uri: string, id: number): string
 **示例：**
 
 ```ts
+import dataUriUtils from '@ohos.ability.dataUriUtils';
+
 let id = 1122;
 let uri = dataUriUtils.attachId(
     'com.example.dataUriUtils',
@@ -96,6 +100,8 @@ deleteId(uri: string): string
 **示例：**
 
 ```ts
+import dataUriUtils from '@ohos.ability.dataUriUtils';
+
 let uri = dataUriUtils.deleteId('com.example.dataUriUtils/1221');
 ```
 
@@ -125,6 +131,8 @@ updateId(uri: string, id: number): string
 **示例：**
 
 ```ts
+import dataUriUtils from '@ohos.ability.dataUriUtils';
+
 let id = 1122;
 let uri = dataUriUtils.updateId(
     'com.example.dataUriUtils/1221',

zh-cn/application-dev/reference/apis/js-apis-ability-featureAbility.md

@@ -587,15 +587,7 @@ connectAbility(request: Want, options:ConnectOptions): number
 ```ts
 import rpc from '@ohos.rpc';
 import featureAbility from '@ohos.ability.featureAbility';
-function onConnectCallback(element, remote){
-    console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
-}
-function onDisconnectCallback(element){
-    console.log('ConnectAbility onDisconnect element.deviceId : ${element.deviceId}')
-}
-function onFailedCallback(code){
-    console.error('featureAbilityTest ConnectAbility onFailed errCode : ${code}')
-}
+
 let connectId = featureAbility.connectAbility(
     {
         deviceId: '',
@@ -603,9 +595,15 @@ let connectId = featureAbility.connectAbility(
         abilityName: 'com.ix.ServiceAbility.ServiceAbilityA',
     },
     {
-        onConnect: onConnectCallback,
-        onDisconnect: onDisconnectCallback,
-        onFailed: onFailedCallback,
+        onConnect: (element, remote) => {
+            console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
+        },
+        onDisconnect: (element) => {
+            console.log('ConnectAbility onDisconnect element.deviceId : ${element.deviceId}')
+        },
+        onFailed: (code) => {
+            console.error('featureAbilityTest ConnectAbility onFailed errCode : ${code}')
+        },
     },
 );
 ```
@@ -630,24 +628,22 @@ disconnectAbility(connection: number, callback:AsyncCallback\<void>): void
 ```ts
 import rpc from '@ohos.rpc';
 import featureAbility from '@ohos.ability.featureAbility';
-function onConnectCallback(element, remote){
-    console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
-}
-function onDisconnectCallback(element){
-    console.log('ConnectAbility onDisconnect element.deviceId : ${element.deviceId}');
-}
-function onFailedCallback(code){
-    console.error('featureAbilityTest ConnectAbility onFailed errCode : ${code}');
-}
+
 let connectId = featureAbility.connectAbility(
     {
         bundleName: 'com.ix.ServiceAbility',
         abilityName: 'com.ix.ServiceAbility.ServiceAbilityA',
     },
     {
-        onConnect: onConnectCallback,
-        onDisconnect: onDisconnectCallback,
-        onFailed: onFailedCallback,
+        onConnect: (element, remote) => {
+            console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
+        },
+        onDisconnect: (element) => {
+            console.log('ConnectAbility onDisconnect element.deviceId : ${element.deviceId}');
+        },
+        onFailed: (code) => {
+            console.error('featureAbilityTest ConnectAbility onFailed errCode : ${code}');
+        },
     },
 );
 
@@ -685,30 +681,29 @@ disconnectAbility(connection: number): Promise\<void>
 ```ts
 import rpc from '@ohos.rpc';
 import featureAbility from '@ohos.ability.featureAbility';
-function onConnectCallback(element, remote){
-    console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
-}
-function onDisconnectCallback(element){
-    console.log('ConnectAbility onDisconnect element.deviceId : ${element.deviceId}');
-}
-function onFailedCallback(code){
-    console.error('featureAbilityTest ConnectAbility onFailed errCode : ${code}');
-}
+import { BusinessError } from '@ohos.base';
+
 let connectId = featureAbility.connectAbility(
     {
         bundleName: 'com.ix.ServiceAbility',
         abilityName: 'com.ix.ServiceAbility.ServiceAbilityA',
     },
     {
-        onConnect: onConnectCallback,
-        onDisconnect: onDisconnectCallback,
-        onFailed: onFailedCallback,
+        onConnect: (element, remote) => {
+            console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
+        },
+        onDisconnect: (element) => {
+            console.log('ConnectAbility onDisconnect element.deviceId : ${element.deviceId}');
+        },
+        onFailed: (code) => {
+            console.error('featureAbilityTest ConnectAbility onFailed errCode : ${code}');
+        },
     },
 );
 
 featureAbility.disconnectAbility(connectId).then((data) => {
     console.log('data: ${data)}')
-}).catch((error)=>{
+}).catch((error: BusinessError)=>{
     console.error('featureAbilityTest result errCode : ${error.code}');
 });
 ```
@@ -731,7 +726,11 @@ getWindow(callback: AsyncCallback\<window.Window>): void
 **示例：**
 
 ```ts
-featureAbility.getWindow((error, data) => {
+import featureAbility from '@ohos.ability.featureAbility';
+import { BusinessError } from '@ohos.base';
+import window from '@ohos.window';
+
+featureAbility.getWindow((error: BusinessError, data: window.Window) => {
     if (error && error.code !== 0) {
         console.error('getWindow fail, error: ${JSON.stringify(error)}');
     } else {
@@ -757,6 +756,8 @@ getWindow(): Promise\<window.Window>;
 **示例：**
 
 ```ts
+import featureAbility from '@ohos.ability.featureAbility';
+
 featureAbility.getWindow().then((data) => {
     console.info('getWindow data: ${typeof(data)}');
 });

zh-cn/application-dev/reference/apis/js-apis-ability-particleAbility.md

@@ -233,8 +233,9 @@ startBackgroundRunning(id: number, request: NotificationRequest, callback: Async
 import notification from '@ohos.notification';
 import particleAbility from '@ohos.ability.particleAbility';
 import wantAgent from '@ohos.app.ability.wantAgent';
+import { BusinessError } from '@ohos.base';
 
-function callback(error, data) {
+function callback(error: BusinessError, data: void) {
     if (error && error.code !== 0) {
         console.error('Operation failed error: ${JSON.stringify(error)}');
     } else {
@@ -242,7 +243,7 @@ function callback(error, data) {
     }
 }
 
-let wantAgentInfo = {
+let wantAgentInfo: wantAgent.WantAgentInfo = {
     wants: [
         {
             bundleName: 'com.example.myapplication',
@@ -255,20 +256,19 @@ let wantAgentInfo = {
 };
 
 wantAgent.getWantAgent(wantAgentInfo).then((wantAgentObj) => {
-    let basicContent = {
-        title: 'title',
-        text: 'text'
-    };
-    let notificationContent = {
-        contentType: notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
-        normal: basicContent
-    };
-    let request = {
-        content: notificationContent,
-        wantAgent: wantAgentObj
-    };
     let id = 1;
-    particleAbility.startBackgroundRunning(id, request, callback);
+    particleAbility.startBackgroundRunning(id, {
+        content:
+        {
+            contentType: notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
+            normal:
+            {
+                title: 'title',
+                text: 'text'
+            }
+        },
+        wantAgent: wantAgentObj
+    }, callback);
 });
 
 ```
@@ -302,8 +302,9 @@ startBackgroundRunning(id: number, request: NotificationRequest): Promise<voi
 import notification from '@ohos.notification';
 import particleAbility from '@ohos.ability.particleAbility';
 import wantAgent from '@ohos.app.ability.wantAgent';
+import { BusinessError } from '@ohos.base';
 
-let wantAgentInfo = {
+let wantAgentInfo: wantAgent.WantAgentInfo = {
     wants: [
         {
             bundleName: 'com.example.myapplication',
@@ -316,22 +317,21 @@ let wantAgentInfo = {
 };
 
 wantAgent.getWantAgent(wantAgentInfo).then((wantAgentObj) => {
-    let basicContent = {
-        title: 'title',
-        text: 'text'
-    };
-    let notificationContent = {
-        contentType: notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
-        normal: basicContent
-    };
-    let request = {
-        content: notificationContent,
-        wantAgent: wantAgentObj
-    };
     let id = 1;
-    particleAbility.startBackgroundRunning(id, request).then(() => {
+    particleAbility.startBackgroundRunning(id, {
+        content:
+        {
+            contentType: notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
+            normal:
+            {
+                title: 'title',
+                text: 'text'
+            }
+        },
+        wantAgent: wantAgentObj
+    }).then(() => {
         console.info('Operation succeeded');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error('Operation failed cause: ${JSON.stringify(err)}');
     });
 });
@@ -356,8 +356,9 @@ cancelBackgroundRunning(callback: AsyncCallback<void>): void;
 
 ```ts
 import particleAbility from '@ohos.ability.particleAbility';
+import { BusinessError } from '@ohos.base';
 
-function callback(error, data) {
+function callback(error: BusinessError, data: void) {
     if (error && error.code !== 0) {
         console.error('Operation failed error: ${JSON.stringify(error)}');
     } else {
@@ -390,7 +391,7 @@ import particleAbility from '@ohos.ability.particleAbility';
 
 particleAbility.cancelBackgroundRunning().then(() => {
     console.info('Operation succeeded');
-}).catch((err) => {
+}).catch((err: BusinessError) => {
     console.error('Operation failed cause: ${JSON.stringify(err)}');
 });
 
@@ -424,33 +425,27 @@ connectAbility(request: Want, options:ConnectOptions): number
 import particleAbility from '@ohos.ability.particleAbility';
 import rpc from '@ohos.rpc';
 
-function onConnectCallback(element, remote) {
-    console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
-}
-
-function onDisconnectCallback(element) {
-    console.log('ConnectAbility onDisconnect element.deviceId: ${element.deviceId}');
-}
-
-function onFailedCallback(code) {
-    console.error('particleAbilityTest ConnectAbility onFailed errCode: ${code}');
-}
-
 let connId = particleAbility.connectAbility(
     {
         bundleName: 'com.ix.ServiceAbility',
         abilityName: 'ServiceAbilityA',
     },
     {
-        onConnect: onConnectCallback,
-        onDisconnect: onDisconnectCallback,
-        onFailed: onFailedCallback,
+        onConnect: (element, remote) => {
+            console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
+        },
+        onDisconnect: (element) => {
+            console.log('ConnectAbility onDisconnect element.deviceId: ${element.deviceId}');
+        },
+        onFailed: (code) => {
+            console.error('particleAbilityTest ConnectAbility onFailed errCode: ${code}');
+        },
     },
 );
 
 particleAbility.disconnectAbility(connId).then((data) => {
     console.log('data: ${data}');
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error('particleAbilityTest result errCode: ${error.code}');
 });
 ```
@@ -475,27 +470,21 @@ disconnectAbility(connection: number, callback:AsyncCallback\<void>): void;
 import particleAbility from '@ohos.ability.particleAbility';
 import rpc from '@ohos.rpc';
 
-function onConnectCallback(element, remote) {
-    console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
-}
-
-function onDisconnectCallback(element) {
-    console.log('ConnectAbility onDisconnect element.deviceId: ${element.deviceId}');
-}
-
-function onFailedCallback(code) {
-    console.error('particleAbilityTest ConnectAbility onFailed errCode: ${code}');
-}
-
 let connId = particleAbility.connectAbility(
     {
         bundleName: 'com.ix.ServiceAbility',
         abilityName: 'ServiceAbilityA',
     },
     {
-        onConnect: onConnectCallback,
-        onDisconnect: onDisconnectCallback,
-        onFailed: onFailedCallback,
+        onConnect: (element, remote) => {
+            console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
+        },
+        onDisconnect: (element) => {
+            console.log('ConnectAbility onDisconnect element.deviceId: ${element.deviceId}');
+        },
+        onFailed: (code) => {
+            console.error('particleAbilityTest ConnectAbility onFailed errCode: ${code}');
+        },
     },
 );
 
@@ -524,18 +513,7 @@ disconnectAbility(connection: number): Promise\<void>;
 ```ts
 import particleAbility from '@ohos.ability.particleAbility';
 import rpc from '@ohos.rpc';
-
-function onConnectCallback(element, remote) {
-    console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
-}
-
-function onDisconnectCallback(element) {
-    console.log('ConnectAbility onDisconnect element.deviceId: ${element.deviceId}');
-}
-
-function onFailedCallback(code) {
-    console.error('particleAbilityTest ConnectAbility onFailed errCode: ${code}');
-}
+import { BusinessError } from '@ohos.base';
 
 let connId = particleAbility.connectAbility(
     {
@@ -543,18 +521,23 @@ let connId = particleAbility.connectAbility(
         abilityName: 'ServiceAbilityA',
     },
     {
-        onConnect: onConnectCallback,
-        onDisconnect: onDisconnectCallback,
-        onFailed: onFailedCallback,
+        onConnect: (element, remote) => {
+            console.log('ConnectAbility onConnect remote is proxy: ${(remote instanceof rpc.RemoteProxy)}');
+        },
+        onDisconnect: (element) => {
+            console.log('ConnectAbility onDisconnect element.deviceId: ${element.deviceId}');
+        },
+        onFailed: (code) => {
+            console.error('particleAbilityTest ConnectAbility onFailed errCode: ${code}');
+        },
     },
 );
 
 particleAbility.disconnectAbility(connId).then((data) => {
     console.log(' data: ${data}');
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error('particleAbilityTest result errCode : ${error.code}');
 });
-
 ```
 
 ## ErrorCode

zh-cn/application-dev/reference/apis/js-apis-app-ability-ability.md

@@ -31,9 +31,10 @@ onConfigurationUpdate(newConfig: Configuration): void;
   ```ts
 // Ability是顶层基类，不支持开发者直接继承。故以派生类UIAbility举例说明。
 import UIAbility from '@ohos.app.ability.UIAbility';
+import { Configuration } from '@ohos.app.ability.Configuration';
 
 class MyUIAbility extends UIAbility {
-    onConfigurationUpdate(config) {
+    onConfigurationUpdate(config: Configuration) {
         console.log('onConfigurationUpdate, config: ${JSON.stringify(config)}');
     }
 }
@@ -58,9 +59,10 @@ onMemoryLevel(level: AbilityConstant.MemoryLevel): void;
   ```ts
 // Ability是顶层基类，不支持开发者直接继承。故以派生类UIAbility举例说明。
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
 
 class MyUIAbility extends UIAbility {
-    onMemoryLevel(level) {
+    onMemoryLevel(level: AbilityConstant.MemoryLevel) {
         console.log('onMemoryLevel, level: ${JSON.stringify(level)}');
     } 
 }

zh-cn/application-dev/reference/apis/js-apis-app-ability-abilityConstant.md

@@ -45,9 +45,11 @@ Ability初次启动原因，该类型为枚举，可配合[Ability](js-apis-app-
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import Want from '@ohos.app.ability.Want';
 
 class MyAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
         if (launchParam.launchReason === AbilityConstant.LaunchReason.START_ABILITY) {
             console.log('The ability has been started by the way of startAbility.');
         }
@@ -77,9 +79,11 @@ Ability上次退出原因，该类型为枚举，可配合[Ability](js-apis-app-
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import Want from '@ohos.app.ability.Want';
 
 class MyAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
         if (launchParam.lastExitReason === AbilityConstant.LastExitReason.ABILITY_NOT_RESPONDING) {
             console.log('The ability has exit last because the ability was not responding.');
         }
@@ -103,9 +107,10 @@ Ability迁移结果，该类型为枚举，可配合[Ability](js-apis-app-abilit
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
 
 class MyAbility extends UIAbility {
-    onContinue(wantParam) {
+    onContinue(wantParam: Record<string, Object>) {
         return AbilityConstant.OnContinueResult.AGREE;
     }
 }
@@ -130,18 +135,22 @@ class MyAbility extends UIAbility {
 **示例：**
 
 ```ts
-let want = {
+import StartOptions from '@ohos.app.ability.StartOptions';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
 };
-let option = {
+let option: StartOptions = {
     windowMode: AbilityConstant.WindowMode.WINDOW_MODE_FULLSCREEN
 };
 
 // 确保从上下文获取到context
 this.context.startAbility(want, option).then(()=>{
     console.log('Succeed to start ability.');
-}).catch((error)=>{
+}).catch((error: BusinessError)=>{
     console.error('Failed to start ability with error: ${JSON.stringify(error)}');
 });
 ```
@@ -162,9 +171,10 @@ this.context.startAbility(want, option).then(()=>{
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
 
 class MyAbility extends UIAbility {
-    onMemoryLevel(level) {
+    onMemoryLevel(level: AbilityConstant.MemoryLevel) {
         if (level === AbilityConstant.MemoryLevel.MEMORY_LEVEL_CRITICAL) {
             console.log('The memory of device is critical, please release some memory.');
         }
@@ -191,9 +201,10 @@ class MyAbility extends UIAbility {
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
 
 class MyAbility extends UIAbility {
-    onSaveState(reason, wantParam) {
+    onSaveState(reason: AbilityConstant.StateType, wantParam: Record<string, Object>) {
         return AbilityConstant.OnSaveResult.ALL_AGREE;
     }
 }
@@ -214,9 +225,10 @@ class MyAbility extends UIAbility {
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
 
 class MyAbility extends UIAbility {
-    onSaveState(reason, wantParam) {
+    onSaveState(reason: AbilityConstant.StateType, wantParam: Record<string, Object>) {
         if (reason === AbilityConstant.StateType.CONTINUATION) {
             console.log('Save the ability data when the ability continuation.');
         } 
@@ -240,8 +252,9 @@ ContinueState说明枚举值。用于表示当前应用任务流转的状态。
 
 ```ts
   import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+  import { BusinessError } from '@ohos.base';
 
-  this.context.setMissionContinueState(AbilityConstant.ContinueState.INACTIVE, (result) => {
+  this.context.setMissionContinueState(AbilityConstant.ContinueState.INACTIVE, (result: BusinessError) => {
     console.info(`setMissionContinueState: ${JSON.stringify(result)}`);
   });
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-app-ability-abilityDelegatorRegistry.md

@@ -45,10 +45,11 @@ getAbilityDelegator(): AbilityDelegator
 
 ```ts
 import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import Want from '@ohos.app.ability.Want';
 
 let abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
 
-let want = {
+let want: Want = {
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
 };

zh-cn/application-dev/reference/apis/js-apis-app-ability-abilityLifecycleCallback.md

@@ -29,7 +29,9 @@ onAbilityCreate(ability: UIAbility): void;
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onAbilityCreate(ability){
         console.log('AbilityLifecycleCallback onAbilityCreate.');  
     }
@@ -53,7 +55,9 @@ onWindowStageCreate(ability: UIAbility, windowStage: window.WindowStage): void;
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onWindowStageCreate(ability, windowStage){
         console.log('AbilityLifecycleCallback onWindowStageCreate.');
     }
@@ -77,7 +81,9 @@ onWindowStageActive(ability: UIAbility, windowStage: window.WindowStage): void;
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onWindowStageActive(ability, windowStage){
         console.log('AbilityLifecycleCallback onWindowStageActive.');
     }
@@ -101,7 +107,9 @@ onWindowStageInactive(ability: UIAbility, windowStage: window.WindowStage): void
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onWindowStageInactive(ability, windowStage){
         console.log('AbilityLifecycleCallback onWindowStageInactive.');
     }
@@ -125,7 +133,9 @@ onWindowStageDestroy(ability: UIAbility, windowStage: window.WindowStage): void;
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onWindowStageDestroy(ability, windowStage){
         console.log('AbilityLifecycleCallback onWindowStageDestroy.');
     }
@@ -148,7 +158,9 @@ onAbilityDestroy(ability: UIAbility): void;
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onAbilityDestroy(ability){
         console.log('AbilityLifecycleCallback onAbilityDestroy.');
     }
@@ -171,7 +183,9 @@ onAbilityForeground(ability: UIAbility): void;
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onAbilityForeground(ability){
         console.log('AbilityLifecycleCallback onAbilityForeground.');
     }
@@ -194,7 +208,9 @@ onAbilityBackground(ability: UIAbility): void;
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onAbilityBackground(ability){
         console.log('AbilityLifecycleCallback onAbilityBackground.');
     }
@@ -217,7 +233,9 @@ onAbilityContinue(ability: UIAbility): void;
 
 **示例：**
 ```ts
-let abilityLifecycleCallback =  {
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
+
+let abilityLifecycleCallback: AbilityLifecycleCallback =  {
     onAbilityContinue(ability){
         console.log('AbilityLifecycleCallback onAbilityContinue.');
     }
@@ -227,15 +245,40 @@ let abilityLifecycleCallback =  {
 ## AbilityLifecycleCallback使用
 
 **示例：**
+GlobalContext.ts
+```ts
+// 构造单例对象
+export class GlobalContext {
+  private constructor() {}
+  private static instance: GlobalContext;
+  private _objects = new Map<string, Object>();
+
+  public static getContext(): GlobalContext {
+    if (!GlobalContext.instance) {
+      GlobalContext.instance = new GlobalContext();
+    }
+    return GlobalContext.instance;
+  }
+
+  getObject(value: string): Object | undefined {
+    return this._objects.get(value);
+  }
+
+  setObject(key: string, objectClass: Object): void {
+    this._objects.set(key, objectClass);
+  }
+}
+```
 
 MyFirstAbility.ts
 ```ts
 import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
 import AbilityStage from '@ohos.app.ability.AbilityStage';
 import UIAbility from '@ohos.app.ability.UIAbility';
+import { GlobalContext } from '../GlobalContext'
 
 // 声明ability生命周期回调，需配置所有回调后才可以在applicationContext注册
-let abilityLifecycleCallback = {
+let abilityLifecycleCallback: AbilityLifecycleCallback = {
     onAbilityCreate(ability){
         console.log('AbilityLifecycleCallback onAbilityCreate.');  
     },
@@ -272,7 +315,8 @@ export default class MyFirstAbility extends UIAbility {
         let applicationContext = this.context.getApplicationContext();
         // 2.通过applicationContext注册监听应用内生命周期
         try {
-            globalThis.lifecycleId = applicationContext.on('abilityLifecycle', abilityLifecycleCallback);
+            let lifecycleId = applicationContext.on('abilityLifecycle', abilityLifecycleCallback);
+            GlobalContext.getContext().setObject("lifecycleId", lifecycleId);
             console.log('registerAbilityLifecycleCallback lifecycleId: ${globalThis.lifecycleId}');
         } catch (paramError) {
             console.error('error: ${paramError.code}, ${paramError.message}');
@@ -284,12 +328,14 @@ export default class MyFirstAbility extends UIAbility {
 MySecondAbility.ts
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import { GlobalContext } from '../GlobalContext'
 
 export default class MySecondAbility extends UIAbility {
     onDestroy() {
         let applicationContext = this.context.getApplicationContext();
+        let lifecycleId: number = GlobalContext.getContext().getObject("lifecycleId");
         // 3.通过applicationContext注销监听应用内生命周期
-        applicationContext.off('abilityLifecycle', globalThis.lifecycleId, (error) => {
+        applicationContext.off('abilityLifecycle', lifecycleId, (error) => {
             if (error && error.code !== 0) {
                 console.error('unregisterAbilityLifecycleCallback fail, error: ${JSON.stringify(error)}');
             } else {

zh-cn/application-dev/reference/apis/js-apis-app-ability-abilityManager.md

@@ -59,9 +59,10 @@ updateConfiguration(config: Configuration, callback: AsyncCallback\<void>): void
 
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
+import { Configuration } from '@ohos.app.ability.Configuration';
 import ConfigurationConstant from '@ohos.app.ability.ConfigurationConstant';
 
-const config = {
+const config: Configuration = {
   language: 'Zh-Hans',                 // 简体中文
   colorMode: ConfigurationConstant.ColorMode.COLOR_MODE_LIGHT,         // 浅色模式
   direction: ConfigurationConstant.Direction.DIRECTION_VERTICAL,       // 垂直方向
@@ -117,9 +118,11 @@ updateConfiguration(config: Configuration): Promise\<void>
 
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
+import { Configuration } from '@ohos.app.ability.Configuration';
 import ConfigurationConstant from '@ohos.app.ability.ConfigurationConstant';
+import { BusinessError } from '@ohos.base';
 
-const config = {
+const config: Configuration = {
   language: 'Zh-Hans',                 // 简体中文
   colorMode: ConfigurationConstant.ColorMode.COLOR_MODE_LIGHT,         // 浅色模式
   direction: ConfigurationConstant.Direction.DIRECTION_VERTICAL,       // 垂直方向
@@ -131,7 +134,7 @@ const config = {
 try {
     abilityManager.updateConfiguration(config).then(() => {
         console.log('updateConfiguration success.');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error('updateConfiguration fail, err: ${JSON.stringify(err)}');
     });
 } catch (paramError) {
@@ -209,11 +212,12 @@ getAbilityRunningInfos(): Promise\<Array\<AbilityRunningInfo>>
 
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
+import { BusinessError } from '@ohos.base';
 
 try {
     abilityManager.getAbilityRunningInfos().then((data) => {
         console.log('getAbilityRunningInfos success, data: ${JSON.stringify(data)}');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error('getAbilityRunningInfos fail, err: ${JSON.stringify(err)}');
     });
 } catch (paramError) {
@@ -300,13 +304,14 @@ getExtensionRunningInfos(upperLimit: number): Promise\<Array\<ExtensionRunningIn
 
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
+import { BusinessError } from '@ohos.base';
 
 let upperLimit = 10;
 
 try {
     abilityManager.getExtensionRunningInfos(upperLimit).then((data) => {
         console.log('getExtensionRunningInfos success, data: ${JSON.stringify(data)}');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error('getExtensionRunningInfos fail, err: ${JSON.stringify(err)}');
     });
 } catch (paramError) {
@@ -376,10 +381,11 @@ getTopAbility(): Promise\<ElementName>;
 
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
+import { BusinessError } from '@ohos.base';
 
 abilityManager.getTopAbility().then((data) => {
     console.log('getTopAbility success, data: ${JSON.stringify(data)}');
-}).catch((err) => {
+}).catch((err: BusinessError) => {
     console.error('getTopAbility fail, err: ${JSON.stringify(err)}');
 });
 ```
@@ -413,6 +419,8 @@ acquireShareData(missionId: number, callback: AsyncCallback<{[key: string]: Obje
 
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
+import { BusinessError } from '@ohos.base';
+
 try {
     abilityManager.acquireShareData(1, (err, wantParam) => { 
         if (err) {
@@ -422,7 +430,9 @@ try {
         }
     });
 } catch (paramError) {
-    console.error(`error.code: ${JSON.stringify(paramError.code)}, error.message: ${JSON.stringify(paramError.message)}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error.code: ${JSON.stringify(code)}, error.message: ${JSON.stringify(message)}`);
 }
 
 ```
@@ -461,13 +471,17 @@ acquireShareData(missionId: number): Promise<{[key: string]: Object}>;
 
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
+import { BusinessError } from '@ohos.base';
+
 try {
     abilityManager.acquireShareData(1).then((wantParam) => {
     console.log(`acquireShareData success, data: ${JSON.stringify(wantParam)}`);
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
     console.error(`acquireShareData fail, err: ${JSON.stringify(err)}`);
     });
 } catch (paramError) {
-    console.error(`error.code: ${JSON.stringify(paramError.code)}, error.message: ${JSON.stringify(paramError.message)}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error.code: ${JSON.stringify(code)}, error.message: ${JSON.stringify(message)}`);
 }
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-app-ability-abilityStage.md

@@ -60,9 +60,10 @@ onAcceptWant(want: Want): string;
     
 ```ts
 import AbilityStage from '@ohos.app.ability.AbilityStage';
+import Want from '@ohos.app.ability.Want';
 
 class MyAbilityStage extends AbilityStage {
-    onAcceptWant(want) {
+    onAcceptWant(want: Want) {
         console.log('MyAbilityStage.onAcceptWant called');
         return 'com.example.test';
     }
@@ -88,9 +89,10 @@ onConfigurationUpdate(newConfig: Configuration): void;
     
 ```ts
 import AbilityStage from '@ohos.app.ability.AbilityStage';
+import { Configuration } from '@ohos.app.ability.Configuration';
 
 class MyAbilityStage extends AbilityStage {
-    onConfigurationUpdate(config) {
+    onConfigurationUpdate(config: Configuration) {
         console.log('onConfigurationUpdate, language: ${config.language}');
     }
 }
@@ -114,9 +116,10 @@ onMemoryLevel(level: AbilityConstant.MemoryLevel): void;
     
 ```ts
 import AbilityStage from '@ohos.app.ability.AbilityStage';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
 
 class MyAbilityStage extends AbilityStage {
-    onMemoryLevel(level) {
+    onMemoryLevel(level: AbilityConstant.MemoryLevel) {
         console.log('onMemoryLevel, level: ${JSON.stringify(level)}');
     } 
 }

zh-cn/application-dev/reference/apis/js-apis-app-ability-appManager.md

@@ -75,10 +75,11 @@ static isRunningInStabilityTest(): Promise<boolean>
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 appManager.isRunningInStabilityTest().then((flag) => {
     console.log(`The result of isRunningInStabilityTest is: ${JSON.stringify(flag)}`);
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error(`error: ${JSON.stringify(error)}`);
 });
 ```
@@ -110,10 +111,11 @@ isRamConstrainedDevice(): Promise\<boolean>;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 appManager.isRamConstrainedDevice().then((data) => {
     console.log(`The result of isRamConstrainedDevice is: ${JSON.stringify(data)}`);
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error(`error: ${JSON.stringify(error)}`);
 });
 ```
@@ -180,10 +182,11 @@ getAppMemorySize(): Promise\<number>;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError} from '@ohos.base'
 
 appManager.getAppMemorySize().then((data) => {
     console.log(`The size of app memory is: ${JSON.stringify(data)}`);
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error(`error: ${JSON.stringify(error)}`);
 });
 ```
@@ -252,10 +255,11 @@ getRunningProcessInformation(): Promise\<Array\<ProcessInformation>>;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 appManager.getRunningProcessInformation().then((data) => {
     console.log(`The running process information is: ${JSON.stringify(data)}`);
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error(`error: ${JSON.stringify(error)}`);
 });
 ```
@@ -335,12 +339,13 @@ isSharedBundleRunning(bundleName: string, versionCode: number): Promise\<boolean
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 const bundleName = "this is a bundleName";
 const versionCode = 1;
 appManager.isSharedBundleRunning(bundleName, versionCode).then((data) => {
     console.log(`The shared bundle running is: ${JSON.stringify(data)}`);
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error(`error: ${JSON.stringify(error)}`);
 });
 ```
@@ -426,8 +431,9 @@ on(type: 'applicationState', observer: ApplicationStateObserver): number;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
-let applicationStateObserver = {
+let applicationStateObserver: appManager.ApplicationStateObserver = {
     onForegroundApplicationChanged(appStateData) {
         console.log(`[appManager] onForegroundApplicationChanged: ${JSON.stringify(appStateData)}`);
     },
@@ -448,7 +454,9 @@ try {
     const observerId = appManager.on('applicationState', applicationStateObserver);
     console.log(`[appManager] observerCode: ${observerId}`);
 } catch (paramError) {
-    console.error(`[appManager] error: ${paramError.code}, ${paramError.message} `);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -490,8 +498,9 @@ on(type: 'applicationState', observer: ApplicationStateObserver, bundleNameList:
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
-let applicationStateObserver = {
+let applicationStateObserver: appManager.ApplicationStateObserver = {
     onForegroundApplicationChanged(appStateData) {
         console.log(`[appManager] onForegroundApplicationChanged: ${JSON.stringify(appStateData)}`);
     },
@@ -513,7 +522,9 @@ try {
     const observerId = appManager.on('applicationState', applicationStateObserver, bundleNameList);
     console.log(`[appManager] observerCode: ${observerId}`);
 } catch (paramError) {
-    console.error(`[appManager] error: ${paramError.code}, ${paramError.message} `);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -549,11 +560,12 @@ off(type: 'applicationState', observerId: number,  callback: AsyncCallback\<void
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let observerId = 0;
 
 // 1.注册应用状态监听器
-let applicationStateObserver = {
+let applicationStateObserver: appManager.ApplicationStateObserver = {
     onForegroundApplicationChanged(appStateData) {
         console.log(`[appManager] onForegroundApplicationChanged: ${JSON.stringify(appStateData)}`);
     },
@@ -575,11 +587,13 @@ try {
     observerId = appManager.on('applicationState', applicationStateObserver, bundleNameList);
     console.log(`[appManager] observerCode: ${observerId}`);
 } catch (paramError) {
-    console.error(`[appManager] error: ${paramError.code}, ${paramError.message} `);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 
 // 2.注销应用状态监听器
-function unregisterApplicationStateObserverCallback(err) {
+function unregisterApplicationStateObserverCallback(err: BusinessError) {
     if (err) {
         console.error(`unregisterApplicationStateObserverCallback fail, err: ${JSON.stringify(err)}`);
     } else {
@@ -589,7 +603,9 @@ function unregisterApplicationStateObserverCallback(err) {
 try {
     appManager.off('applicationState', observerId, unregisterApplicationStateObserverCallback);
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -630,11 +646,12 @@ off(type: 'applicationState', observerId: number): Promise\<void>;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let observerId = 0;
 
 // 1.注册应用状态监听器
-let applicationStateObserver = {
+let applicationStateObserver: appManager.ApplicationStateObserver = {
     onForegroundApplicationChanged(appStateData) {
         console.log(`[appManager] onForegroundApplicationChanged: ${JSON.stringify(appStateData)}`);
     },
@@ -654,20 +671,23 @@ let applicationStateObserver = {
 let bundleNameList = ['bundleName1', 'bundleName2'];
 try {
     observerId = appManager.on('applicationState', applicationStateObserver, bundleNameList);
-    console.log(`[appManager] observerCode: ${observerId}`);
 } catch (paramError) {
-    console.error(`[appManager] error: ${paramError.code}, ${paramError.message} `);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
     
 // 2.注销应用状态监听器
 try {
     appManager.off('applicationState', observerId).then((data) => {
         console.log(`unregisterApplicationStateObserver success, data: ${JSON.stringify(data)}`);
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error(`unregisterApplicationStateObserver fail, err: ${JSON.stringify(err)}`);
     });
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -701,8 +721,9 @@ getForegroundApplications(callback: AsyncCallback\<Array\<AppStateData>>): void;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
-function getForegroundApplicationsCallback(err, data) {
+function getForegroundApplicationsCallback(err: BusinessError, data: Array<appManager.AppStateData>) {
     if (err) {
         console.error(`getForegroundApplicationsCallback fail, err: ${JSON.stringify(err)}`);
     } else {
@@ -712,7 +733,9 @@ function getForegroundApplicationsCallback(err, data) {
 try {
     appManager.getForegroundApplications(getForegroundApplicationsCallback);
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -746,10 +769,11 @@ getForegroundApplications(): Promise\<Array\<AppStateData>>;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 appManager.getForegroundApplications().then((data) => {
     console.log(`getForegroundApplications success, data: ${JSON.stringify(data)}`);
-}).catch((err) => {
+}).catch((err: BusinessError) => {
     console.error(`getForegroundApplications fail, err: ${JSON.stringify(err)}`);
 });
 ```
@@ -789,17 +813,20 @@ killProcessWithAccount(bundleName: string, accountId: number): Promise\<void\>
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = 'bundleName';
 let accountId = 0;
 try {
     appManager.killProcessWithAccount(bundleName, accountId).then(() => {
         console.log('killProcessWithAccount success');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error(`killProcessWithAccount fail, err: ${JSON.stringify(err)}`);
     });
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -840,10 +867,11 @@ killProcessWithAccount(bundleName: string, accountId: number, callback: AsyncCal
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = 'bundleName';
 let accountId = 0;
-function killProcessWithAccountCallback(err, data) {
+function killProcessWithAccountCallback(err: BusinessError) {
     if (err) {
         console.error(`killProcessWithAccountCallback fail, err: ${JSON.stringify(err)}`);
     } else {
@@ -884,9 +912,10 @@ killProcessesByBundleName(bundleName: string, callback: AsyncCallback\<void>);
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = 'bundleName';
-function killProcessesByBundleNameCallback(err, data) {
+function killProcessesByBundleNameCallback(err: BusinessError) {
     if (err) {
         console.error(`killProcessesByBundleNameCallback fail, err: ${JSON.stringify(err)}`);
     } else {
@@ -896,7 +925,9 @@ function killProcessesByBundleNameCallback(err, data) {
 try {
     appManager.killProcessesByBundleName(bundleName, killProcessesByBundleNameCallback);
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -936,16 +967,19 @@ killProcessesByBundleName(bundleName: string): Promise\<void>;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = 'bundleName';
 try {
     appManager.killProcessesByBundleName(bundleName).then((data) => {
         console.log('killProcessesByBundleName success.');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error(`killProcessesByBundleName fail, err: ${JSON.stringify(err)}`);
     });
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -980,9 +1014,10 @@ clearUpApplicationData(bundleName: string, callback: AsyncCallback\<void>);
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = 'bundleName';
-function clearUpApplicationDataCallback(err, data) {
+function clearUpApplicationDataCallback(err: BusinessError) {
     if (err) {
         console.error(`clearUpApplicationDataCallback fail, err: ${JSON.stringify(err)}`);
     } else {
@@ -992,7 +1027,9 @@ function clearUpApplicationDataCallback(err, data) {
 try {
     appManager.clearUpApplicationData(bundleName, clearUpApplicationDataCallback);
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -1032,16 +1069,19 @@ clearUpApplicationData(bundleName: string): Promise\<void>;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = 'bundleName';
 try {
     appManager.clearUpApplicationData(bundleName).then((data) => {
         console.log('clearUpApplicationData success.');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error(`clearUpApplicationData fail, err: ${JSON.stringify(err)}`);
     });
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -1074,9 +1114,10 @@ getProcessMemoryByPid(pid: number, callback: AsyncCallback\<number>): void;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let pid = 0;
-function getProcessMemoryByPidCallback(err, data) {
+function getProcessMemoryByPidCallback(err: BusinessError, data: number) {
     if (err) {
         console.error(`getProcessMemoryByPidCallback fail, err: ${JSON.stringify(err)}`);
     } else {
@@ -1086,7 +1127,9 @@ function getProcessMemoryByPidCallback(err, data) {
 try {
     appManager.getProcessMemoryByPid(pid, getProcessMemoryByPidCallback);
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -1124,16 +1167,19 @@ getProcessMemoryByPid(pid: number): Promise\<number>;
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let pid = 0;
 try {
     appManager.getProcessMemoryByPid(pid).then((data) => {
         console.log('getProcessMemoryByPid success.');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error(`getProcessMemoryByPid fail, err: ${JSON.stringify(err)}`);
     });
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -1166,9 +1212,10 @@ getRunningProcessInfoByBundleName(bundleName: string, callback: AsyncCallback\<A
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = "bundleName";
-function getRunningProcessInfoByBundleNameCallback(err, data) {
+function getRunningProcessInfoByBundleNameCallback(err: BusinessError, data: appManager.Array<ProcessInformation>) {
     if (err) {
         console.error(`getRunningProcessInfoByBundleNameCallback fail, err: ${JSON.stringify(err)}`);
     } else {
@@ -1178,7 +1225,9 @@ function getRunningProcessInfoByBundleNameCallback(err, data) {
 try {
     appManager.getRunningProcessInfoByBundleName(bundleName, getRunningProcessInfoByBundleNameCallback);
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -1216,16 +1265,19 @@ getRunningProcessInfoByBundleName(bundleName: string): Promise\<Array\<ProcessIn
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = "bundleName";
 try {
     appManager.getRunningProcessInfoByBundleName(bundleName).then((data) => {
         console.log('getRunningProcessInfoByBundleName success.');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error(`getRunningProcessInfoByBundleName fail, err: ${JSON.stringify(err)}`);
     });
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -1259,10 +1311,11 @@ getRunningProcessInfoByBundleName(bundleName: string, userId: number, callback:
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = "bundleName";
 let userId = 0;
-function getRunningProcessInfoByBundleNameCallback(err, data) {
+function getRunningProcessInfoByBundleNameCallback(err: BusinessError, data: Array<appManager.ProcessInformation>) {
     if (err) {
         console.error(`getRunningProcessInfoByBundleNameCallback fail, err: ${JSON.stringify(err)}`);
     } else {
@@ -1272,7 +1325,9 @@ function getRunningProcessInfoByBundleNameCallback(err, data) {
 try {
     appManager.getRunningProcessInfoByBundleName(bundleName, userId, getRunningProcessInfoByBundleNameCallback);
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 
@@ -1311,17 +1366,20 @@ getRunningProcessInfoByBundleName(bundleName: string, userId: number): Promise\<
 
 ```ts
 import appManager from '@ohos.app.ability.appManager';
+import { BusinessError } from '@ohos.base';
 
 let bundleName = "bundleName";
 let userId = 0;
 try {
     appManager.getRunningProcessInfoByBundleName(bundleName, userId).then((data) => {
         console.log('getRunningProcessInfoByBundleName success.');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
         console.error(`getRunningProcessInfoByBundleName fail, err: ${JSON.stringify(err)}`);
     });
 } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`[appManager] error: ${code}, ${message} `);
 }
 ```
 

zh-cn/application-dev/reference/apis/js-apis-app-ability-appRecovery.md

@@ -101,7 +101,7 @@ API10时将启动由[setRestartWant](#apprecoverysetrestartwant)指定的Ability
 import appRecovery from '@ohos.app.ability.appRecovery';
 import errorManager from '@ohos.app.ability.errorManager';
 
-let observer = {
+let observer: errorManager.ErrorObserver = {
     onUnhandledException(errorMsg) {
         console.log('onUnhandledException, errorMsg: ', errorMsg);
         appRecovery.restartApp();
@@ -135,7 +135,7 @@ saveAppState(): boolean;
 import appRecovery from '@ohos.app.ability.appRecovery';
 import errorManager from '@ohos.app.ability.errorManager';
 
-let observer = {
+let observer: errorManager.ErrorObserver = {
     onUnhandledException(errorMsg) {
         console.log('onUnhandledException, errorMsg: ', errorMsg);
         appRecovery.saveAppState();
@@ -175,7 +175,7 @@ saveAppState(context?: UIAbilityContext): boolean;
 import appRecovery from '@ohos.app.ability.appRecovery';
 import errorManager from '@ohos.app.ability.errorManager';
 
-let observer = {
+let observer: errorManager.ErrorObserver = {
     onUnhandledException(errorMsg) {
         console.log('onUnhandledException, errorMsg: ', errorMsg);
         appRecovery.saveAppState(this.context);
@@ -207,12 +207,14 @@ setRestartWant(want: Want): void;
 
 ```ts
 import appRecovery from '@ohos.app.ability.appRecovery';
+import Want from '@ohos.app.ability.Want';
+
 Button("启动到恢复Ability")
     .fontSize(40)
     .fontWeight(FontWeight.Bold)
     .onClick(()=> {
         // set restart want
-        let want = {
+        let want: Want = {
             bundleName: "ohos.samples.recovery",
             abilityName: "RecoveryAbility"
         };

zh-cn/application-dev/reference/apis/js-apis-app-ability-applicationStateChangeCallback.md

@@ -25,26 +25,56 @@ onApplicationForeground(): void;
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import ApplicationStateChangeCallback from '@ohos.app.ability.ApplicationStateChangeCallback';
+
+// 构造单例对象
+export class GlobalContext {
+    private constructor() {}
+    private static instance: GlobalContext;
+    private _objects = new Map<string, Object>();
+
+    public static getContext(): GlobalContext {
+        if (!GlobalContext.instance) {
+            GlobalContext.instance = new GlobalContext();
+        }
+        return GlobalContext.instance;
+    }
+
+    getObject(value: string): Object | undefined {
+        return this._objects.get(value);
+    }
 
-globalThis.applicationStateChangeCallback = {
+    setObject(key: string, objectClass: Object): void {
+        this._objects.set(key, objectClass);
+    }
+}
+
+let applicationStateChangeCallback: ApplicationStateChangeCallback = {
     onApplicationForeground() {
         console.info('applicationStateChangeCallback onApplicationForeground');
     }
 }
+GlobalContext.getContext().setObject("applicationStateChangeCallback", applicationStateChangeCallback);
 
 export default class MyAbility extends UIAbility {
     onCreate() {
         console.log('MyAbility onCreate');
-        globalThis.applicationContext = this.context.getApplicationContext();
+        GlobalContext.getContext().setObject("applicationContext", this.context.getApplicationContext());
         // 1.获取applicationContext
-        let applicationContext = globalThis.applicationContext;
+        let applicationContext = GlobalContext.getContext().getObject("applicationContext");
         // 2.通过applicationContext注册应用前后台状态监听
-        applicationContext.on('applicationStateChange', globalThis.ApplicationStateChangeCallback);
+        if (applicationContext != undefined) {
+            applicationContext.on('applicationStateChange',
+                GlobalContext.getContext().getObject("applicationStateChangeCallback"));
+        }
     }
     onDestroy() {
-        let applicationContext = globalThis.applicationContext;
+        let applicationContext = GlobalContext.getContext().getObject("applicationContext");
         // 1.通过applicationContext解除注册应用前后台状态监听
-        applicationContext.off('applicationStateChange', globalThis.ApplicationStateChangeCallback);
+        if (applicationContext != undefined) {
+            applicationContext.off('applicationStateChange',
+                GlobalContext.getContext().getObject("applicationStateChangeCallback"));
+        }
     }
 }
 ```
@@ -61,27 +91,56 @@ onApplicationBackground(): void;
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import ApplicationStateChangeCallback from '@ohos.app.ability.ApplicationStateChangeCallback';
+
+export class GlobalContext {
+    private constructor() {}
+    private static instance: GlobalContext;
+    private _objects = new Map<string, Object>();
+
+    public static getContext(): GlobalContext {
+        if (!GlobalContext.instance) {
+            GlobalContext.instance = new GlobalContext();
+        }
+        return GlobalContext.instance;
+    }
+
+    getObject(value: string): Object | undefined {
+        return this._objects.get(value);
+    }
+
+    setObject(key: string, objectClass: Object): void {
+        this._objects.set(key, objectClass);
+    }
+}
 
-globalThis.applicationStateChangeCallback = {
+let applicationStateChangeCallback: ApplicationStateChangeCallback = {
     onApplicationBackground() {
         console.info('applicationStateChangeCallback onApplicationBackground');
     }
 }
+GlobalContext.getContext().setObject("applicationStateChangeCallback", applicationStateChangeCallback);
 
 export default class MyAbility extends UIAbility {
     onCreate() {
         console.log('MyAbility onCreate');
-        globalThis.applicationContext = this.context.getApplicationContext();
+        GlobalContext.getContext().setObject("applicationContext", this.context.getApplicationContext());
         // 1.获取applicationContext
-        let applicationContext = globalThis.applicationContext;
+        let applicationContext = GlobalContext.getContext().getObject("applicationContext");
         // 2.通过applicationContext注册应用前后台状态监听
-        applicationContext.on('applicationStateChange', globalThis.ApplicationStateChangeCallback);
+        if (applicationContext != undefined) {
+            applicationContext.on('applicationStateChange',
+                GlobalContext.getContext().getObject("applicationStateChangeCallback"));
+        }
         console.log('Resgiter applicationStateChangeCallback');
     }
     onDestroy() {
-        let applicationContext = globalThis.applicationContext;
+        let applicationContext = GlobalContext.getContext().getObject("applicationContext");
         // 1.通过applicationContext解除注册应用前后台状态监听
-        applicationContext.off('applicationStateChange', globalThis.ApplicationStateChangeCallback);
+        if (applicationContext != undefined) {
+            applicationContext.off('applicationStateChange',
+                GlobalContext.getContext().getObject("applicationStateChangeCallback"));
+        }
     }
 }
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-app-ability-configuration.md

@@ -31,10 +31,13 @@ import Configuration from '@ohos.app.ability.Configuration';
 
   ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import EnvironmentCallback from '@ohos.app.ability.EnvironmentCallback';
+import Want from '@ohos.app.ability.Want';
 
 export default class EntryAbility extends UIAbility {
-    onCreate(want, launchParam) {
-        let envCallback = {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
+        let envCallback: EnvironmentCallback = {
             onConfigurationUpdated(config) {
                 console.info(`envCallback onConfigurationUpdated success: ${JSON.stringify(config)}`);
                 let language = config.language;

zh-cn/application-dev/reference/apis/js-apis-app-ability-dataUriUtils.md

@@ -35,6 +35,8 @@ getId(uri: string): number
 **示例：**
 
 ```ts
+import dataUriUtils from '@ohos.app.ability.dataUriUtils';
+
 try {
     let id = dataUriUtils.getId('com.example.dataUriUtils/1221');
     console.info('get id: ${id}');
@@ -69,6 +71,8 @@ attachId(uri: string, id: number): string
 **示例：**
 
 ```ts
+import dataUriUtils from '@ohos.app.ability.dataUriUtils';
+
 let id = 1122;
 try {
     let uri = dataUriUtils.attachId(
@@ -107,6 +111,8 @@ deleteId(uri: string): string
 **示例：**
 
 ```ts
+import dataUriUtils from '@ohos.app.ability.dataUriUtils';
+
 try {
     let uri = dataUriUtils.deleteId('com.example.dataUriUtils/1221');
     console.info('delete id with the uri is: ${uri}');
@@ -142,6 +148,7 @@ updateId(uri: string, id: number): string
 **示例：**
 
 ```ts
+import dataUriUtils from '@ohos.app.ability.dataUriUtils';
 
 try {
     let id = 1122;

zh-cn/application-dev/reference/apis/js-apis-app-ability-dialogRequest.md

@@ -38,17 +38,18 @@ getRequestInfo(want: Want): RequestInfo
 
 ```ts
    import ServiceExtensionAbility from '@ohos.app.ability.ServiceExtensionAbility';
+   import Want from '@ohos.app.ability.Want';
    import rpc from '@ohos.rpc';
    import dialogRequest from '@ohos.app.ability.dialogRequest';
 
     const REQUEST_VALUE = 1;
 
     class StubTest extends rpc.RemoteObject {
-      constructor(des) {
+      constructor(des: string) {
         super(des);
       }
 
-      onRemoteRequest(code, data, reply, option) {
+      onRemoteRequest(code: number, data: rpc.MessageParcel, reply: rpc.MessageParcel, option: rpc.MessageOption) {
         if (code === REQUEST_VALUE) {
           let optFir = data.readInt();
           let optSec = data.readInt();
@@ -57,10 +58,6 @@ getRequestInfo(want: Want): RequestInfo
         return true;
       }
 
-      queryLocallInterface(descriptor) {
-        return null;
-      }
-
       getInterfaceDescriptor() {
         return "";
       }
@@ -73,32 +70,32 @@ getRequestInfo(want: Want): RequestInfo
         return REQUEST_VALUE;
       }
 
-      attachLocalInterface(localInterface, descriptor) {
+      attachLocalInterface(localInterface: rpc.IRemoteBroker, descriptor: string) {
       }
     }
 
     let TAG = "getRequestInfoTest";
 
     export default class ServiceExtAbility extends ServiceExtensionAbility {
-      onCreate(want) {
+      onCreate(want: Want) {
         console.info(TAG, `onCreate, want: ${want.abilityName}`);
       }
 
-      onRequest(want, startId) {
+      onRequest(want: Want, startId: number) {
         console.info(TAG, `onRequest, want: ${want.abilityName}`);
         try {
-          var requestInfo = dialogRequest.getRequestInfo(want);
+          let requestInfo = dialogRequest.getRequestInfo(want);
         } catch (err) {
           console.error('getRequestInfo err= ${JSON.stringify(err)}');
         }
       }
 
-      onConnect(want) {
+      onConnect(want: Want) {
         console.info(TAG, `onConnect, want: ${want.abilityName}`);
         return new StubTest("test");
       }
 
-      onDisconnect(want) {
+      onDisconnect(want: Want) {
         console.info(TAG, `onDisconnect, want: ${want.abilityName}`);
       }
 
@@ -132,6 +129,7 @@ getRequestCallback(want: Want): RequestCallback
 
 ```ts
    import ServiceExtensionAbility from '@ohos.app.ability.ServiceExtensionAbility';
+   import Want from '@ohos.app.ability.Want';
    import rpc from '@ohos.rpc';
    import dialogRequest from '@ohos.app.ability.dialogRequest';
    
@@ -140,11 +138,11 @@ getRequestCallback(want: Want): RequestCallback
    const REQUEST_VALUE = 1;
 
     class StubTest extends rpc.RemoteObject {
-      constructor(des) {
+      constructor(des: string) {
         super(des);
       }
 
-      onRemoteRequest(code, data, reply, option) {
+      onRemoteRequest(code: number, data: rpc.MessageParcel, reply: rpc.MessageParcel, option: rpc.MessageOption) {
         if (code === REQUEST_VALUE) {
           let optFir = data.readInt();
           let optSec = data.readInt();
@@ -153,10 +151,6 @@ getRequestCallback(want: Want): RequestCallback
         return true;
       }
 
-      queryLocallInterface(descriptor) {
-        return null;
-      }
-
       getInterfaceDescriptor() {
         return "";
       }
@@ -169,30 +163,30 @@ getRequestCallback(want: Want): RequestCallback
         return REQUEST_VALUE;
       }
 
-      attachLocalInterface(localInterface, descriptor) {
+      attachLocalInterface(localInterface: rpc.IRemoteBroker, descriptor: string) {
       }
     }
 
    export default class ServiceExtAbility extends ServiceExtensionAbility {
-     onCreate(want) {
+     onCreate(want: Want) {
        console.info(TAG, `onCreate, want: ${want.abilityName}`);
      }
 
-     onRequest(want, startId) {
+     onRequest(want: Want, startId: number) {
        console.info(TAG, `onRequest, want: ${want.abilityName}`);
        try {
-            var requestCallback = dialogRequest.getRequestCallback(want);
+            let requestCallback = dialogRequest.getRequestCallback(want);
         } catch(err) {
             console.error('getRequestInfo err= ${JSON.stringify(err)}');
         }
      }
 
-     onConnect(want) {
+     onConnect(want: Want) {
        console.info(TAG, `onConnect, want: ${want.abilityName}`);
        return new StubTest("test");
      }
 
-     onDisconnect(want) {
+     onDisconnect(want: Want) {
        console.info(TAG, `onDisconnect, want: ${want.abilityName}`);
      }
 
@@ -211,6 +205,8 @@ getRequestCallback(want: Want): RequestCallback
 
 ```ts
    import ServiceExtensionAbility from '@ohos.app.ability.ServiceExtensionAbility';
+   import Want from '@ohos.app.ability.Want';
+   import { BusinessError } from '@ohos.base';
    import rpc from '@ohos.rpc';
    import dialogRequest from '@ohos.app.ability.dialogRequest';
    import window from '@ohos.window';
@@ -220,11 +216,11 @@ getRequestCallback(want: Want): RequestCallback
    const REQUEST_VALUE = 1;
 
     class StubTest extends rpc.RemoteObject {
-      constructor(des) {
+      constructor(des: string) {
         super(des);
       }
 
-      onRemoteRequest(code, data, reply, option) {
+      onRemoteRequest(code: number, data: rpc.MessageParcel, reply: rpc.MessageParcel, option: rpc.MessageOption) {
         if (code === REQUEST_VALUE) {
           let optFir = data.readInt();
           let optSec = data.readInt();
@@ -233,10 +229,6 @@ getRequestCallback(want: Want): RequestCallback
         return true;
       }
 
-      queryLocallInterface(descriptor) {
-        return null;
-      }
-
       getInterfaceDescriptor() {
         return "";
       }
@@ -249,41 +241,48 @@ getRequestCallback(want: Want): RequestCallback
         return REQUEST_VALUE;
       }
 
-      attachLocalInterface(localInterface, descriptor) {
+      attachLocalInterface(localInterface: rpc.IRemoteBroker, descriptor: string) {
       }
     }
 
    export default class ServiceExtAbility extends ServiceExtensionAbility {
-     onCreate(want) {
+     onCreate(want: Want) {
        console.info(TAG, `onCreate, want: ${want.abilityName}`);
      }
 
-     onRequest(want, startId) {
+     onRequest(want: Want, startId: number) {
        console.info(TAG, `onRequest, want: ${want.abilityName}`);
+       let windowClass: window.Window | undefined = undefined;
+       let config: window.Configuration = {name: "dialogWindow", windowType: window.WindowType.TYPE_DIALOG, ctx: this.context};
        try {
-            var requestInfo = dialogRequest.getRequestInfo(want);
-            let windowClass = null;
-            windowClass.bindDialogTarget(requestInfo, () => {
+            let requestInfo = dialogRequest.getRequestInfo(want);
+            window.createWindow(config, (err, data) => {
+              if (err.code) {
+                  console.error('Failed to create the window. Cause: ' + JSON.stringify(err));
+                  return;
+              }
+              windowClass = data;
+              windowClass.bindDialogTarget(requestInfo, () => {
                 console.info('Dialog Window Need Destroy.');
-            }, (err) => {
-                if (err.code) {
-                    console.error('Failed to bind dialog target. Cause: ${JSON.stringify(err)}');
-                    return;
-                }
-                console.info('Succeeded in binding dialog target.');
+              }, (err: BusinessError) => {
+                  if (err.code) {
+                      console.error('Failed to bind dialog target. Cause: ${JSON.stringify(err)}');
+                      return;
+                  }
+                  console.info('Succeeded in binding dialog target.');
+              });
             });
         } catch(err) {
             console.error('getRequestInfo err= ${JSON.stringify(err)}');
         }
      }
 
-     onConnect(want) {
+     onConnect(want: Want) {
        console.info(TAG, `onConnect, want: ${want.abilityName}`);
-        return new StubTest("test");
-
+       return new StubTest("test");
      }
 
-     onDisconnect(want) {
+     onDisconnect(want: Want) {
        console.info(TAG, `onDisconnect, want: ${want.abilityName}`);
      }
 
@@ -345,6 +344,7 @@ setRequestResult(result: RequestResult): void;
 
 ```ts
    import ServiceExtensionAbility from '@ohos.app.ability.ServiceExtensionAbility';
+   import Want from '@ohos.app.ability.Want';
    import rpc from '@ohos.rpc';
    import dialogRequest from '@ohos.app.ability.dialogRequest';
    
@@ -353,11 +353,11 @@ setRequestResult(result: RequestResult): void;
       const REQUEST_VALUE = 1;
 
     class StubTest extends rpc.RemoteObject {
-      constructor(des) {
+      constructor(des: string) {
         super(des);
       }
 
-      onRemoteRequest(code, data, reply, option) {
+      onRemoteRequest(code: number, data: rpc.MessageParcel, reply: rpc.MessageParcel, option: rpc.MessageOption) {
         if (code === REQUEST_VALUE) {
           let optFir = data.readInt();
           let optSec = data.readInt();
@@ -366,10 +366,6 @@ setRequestResult(result: RequestResult): void;
         return true;
       }
 
-      queryLocallInterface(descriptor) {
-        return null;
-      }
-
       getInterfaceDescriptor() {
         return "";
       }
@@ -382,20 +378,20 @@ setRequestResult(result: RequestResult): void;
         return REQUEST_VALUE;
       }
 
-      attachLocalInterface(localInterface, descriptor) {
+      attachLocalInterface(localInterface: rpc.IRemoteBroker, descriptor: string) {
       }
     }
 
    export default class ServiceExtAbility extends ServiceExtensionAbility {
-     onCreate(want) {
+     onCreate(want: Want) {
        console.info(TAG, `onCreate, want: ${want.abilityName}`);
      }
 
-     onRequest(want, startId) {
+     onRequest(want: Want, startId: number) {
        console.info(TAG, `onRequest, want: ${want.abilityName}`);
        try {
-            var requestCallback = dialogRequest.getRequestCallback(want);
-            let myResult = {
+            let requestCallback = dialogRequest.getRequestCallback(want);
+            let myResult: dialogRequest.RequestResult = {
                 result : dialogRequest.ResultCode.RESULT_CANCEL,
             };
             requestCallback.setRequestResult(myResult);
@@ -404,12 +400,12 @@ setRequestResult(result: RequestResult): void;
         }
      }
 
-     onConnect(want) {
+     onConnect(want: Want) {
        console.info(TAG, `onConnect, want: ${want.abilityName}`);
-        return new StubTest("test");
+       return new StubTest("test");
      }
 
-     onDisconnect(want) {
+     onDisconnect(want: Want) {
        console.info(TAG, `onDisconnect, want: ${want.abilityName}`);
      }
 

zh-cn/application-dev/reference/apis/js-apis-app-ability-environmentCallback.md

@@ -46,15 +46,15 @@ onMemoryLevel(level: AbilityConstant.MemoryLevel): void;
 **示例：**
     
 ```ts
-import UIAbility from '@ohos.app.ability.Ability';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import EnvironmentCallback from '@ohos.app.ability.EnvironmentCallback';
 
-let callbackId;
+let callbackId: number;
 
 export default class MyAbility extends UIAbility {
     onCreate() {
         console.log('MyAbility onCreate');
-        globalThis.applicationContext = this.context.getApplicationContext();
-        let environmentCallback  =  {
+        let environmentCallback: EnvironmentCallback  =  {
             onConfigurationUpdated(config){
                 console.log('onConfigurationUpdated config: ${JSON.stringify(config)}');
             },
@@ -64,14 +64,14 @@ export default class MyAbility extends UIAbility {
             }
         };
         // 1.获取applicationContext
-        let applicationContext = globalThis.applicationContext;
+        let applicationContext = this.context.getApplicationContext();
         // 2.通过applicationContext注册监听应用内生命周期
-        callbackId = applicationContext.registerEnvironmentCallback(environmentCallback);
+        callbackId = applicationContext.on('environmentEvent', environmentCallback);
         console.log('registerEnvironmentCallback number: ${JSON.stringify(callbackId)}');
     }
     onDestroy() {
-        let applicationContext = globalThis.applicationContext;
-        applicationContext.unregisterEnvironmentCallback(callbackId, (error, data) => {
+        let applicationContext = this.context.getApplicationContext();
+        applicationContext.off('environment', callbackId, (error, data) => {
             if (error && error.code !== 0) {
                 console.error('unregisterEnvironmentCallback fail, error: ${JSON.stringify(error)}');
             } else {

zh-cn/application-dev/reference/apis/js-apis-app-ability-errorManager.md

@@ -43,7 +43,10 @@ on(type: 'error', observer: ErrorObserver): number;
 **示例：**
     
 ```ts
-let observer = {
+import errorManager from '@ohos.app.ability.errorManager';
+import { BusinessError } from '@ohos.base';
+
+let observer: errorManager.ErrorObserver = {
     onUnhandledException(errorMsg) {
         console.log('onUnhandledException, errorMsg: ', errorMsg);
     },
@@ -59,7 +62,9 @@ let observerId = -1;
 try {
     observerId = errorManager.on('error', observer);
 } catch (paramError) {
-    console.error('error: ${paramError.code}, ${paramError.message}');
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message}`);
 }
 ```
 
@@ -90,9 +95,12 @@ off(type: 'error', observerId: number,  callback: AsyncCallback\<void>): void;
 **示例：**
     
 ```ts
+import errorManager from '@ohos.app.ability.errorManager';
+import { BusinessError } from '@ohos.base';
+
 let observerId = 100;
 
-function unregisterErrorObserverCallback(err) {
+function unregisterErrorObserverCallback(err: BusinessError) {
     if (err) {
         console.error('------------ unregisterErrorObserverCallback ------------', err);
     }
@@ -100,7 +108,9 @@ function unregisterErrorObserverCallback(err) {
 try {
     errorManager.off('error', observerId, unregisterErrorObserverCallback);
 } catch (paramError) {
-    console.error('error: ${paramError.code}, ${paramError.message}');
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message}`);
 }
 ```
 
@@ -136,17 +146,22 @@ off(type: 'error', observerId: number): Promise\<void>;
 **示例：**
     
 ```ts
+import errorManager from '@ohos.app.ability.errorManager';
+import { BusinessError } from '@ohos.base';
+
 let observerId = 100;
 try {
     errorManager.off('error', observerId)
         .then((data) => {
             console.log('----------- unregisterErrorObserver success ----------', data);
         })
-        .catch((err) => {
+        .catch((err: BusinessError) => {
             console.error('----------- unregisterErrorObserver fail ----------', err);
     });
 } catch (paramError) {
-    console.error('error: ${paramError.code}, ${paramError.message}');
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message}`);
 }
 
 ```

zh-cn/application-dev/reference/apis/js-apis-app-ability-missionManager.md

@@ -45,46 +45,57 @@ on(type:'mission', listener: MissionListener): number;
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
 import UIAbility from '@ohos.app.ability.UIAbility';
-
-let listener = {
-    onMissionCreated: function (mission) {console.log('--------onMissionCreated-------');},
-    onMissionDestroyed: function (mission) {console.log('--------onMissionDestroyed-------');},
-    onMissionSnapshotChanged: function (mission) {console.log('--------onMissionSnapshotChanged-------');},
-    onMissionMovedToFront: function (mission) {console.log('--------onMissionMovedToFront-------');},
-    onMissionIconUpdated: function (mission, icon) {console.log('--------onMissionIconUpdated-------');},
-    onMissionClosed: function (mission) {console.log('--------onMissionClosed-------');},
-    onMissionLabelUpdated: function (mission) {console.log('--------onMissionLabelUpdated-------');}
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+import window from '@ohos.window';
+
+let listener: missionManager.MissionListener = {
+    onMissionCreated: (mission) => {console.log('--------onMissionCreated-------');},
+    onMissionDestroyed: (mission) => {console.log('--------onMissionDestroyed-------');},
+    onMissionSnapshotChanged: (mission) => {console.log('--------onMissionSnapshotChanged-------');},
+    onMissionMovedToFront: (mission) => {console.log('--------onMissionMovedToFront-------');},
+    onMissionIconUpdated: (mission, icon) => {console.log('--------onMissionIconUpdated-------');},
+    onMissionClosed: (mission) => {console.log('--------onMissionClosed-------');},
+    onMissionLabelUpdated: (mission) => {console.log('--------onMissionLabelUpdated-------');}
 };
 
 let listenerId = -1;
+let abilityWant: Want;
+let context: common.UIAbilityContext;
 
 export default class EntryAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
         console.log('[Demo] EntryAbility onCreate');
-        globalThis.abilityWant = want;
-        globalThis.context = this.context;
+        abilityWant = want;
+        context = this.context;
     }
 
     onDestroy() {
         try {
             if (listenerId !== -1) {
-                missionManager.off('mission', listenerId).catch(function (err) {
+                missionManager.off('mission', listenerId).catch((err: BusinessError) => {
                     console.log(err);
                 });
             }
         } catch (paramError) {
-            console.error('error: ${paramError.code}, ${paramError.message}');
+            let code = (paramError as BusinessError).code;
+            let message = (paramError as BusinessError).message;
+            console.error(`error: ${code}, ${message} `);
         }
         console.log('[Demo] EntryAbility onDestroy');
     }
 
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
         // Main window is created, set main page for this ability
         console.log('[Demo] EntryAbility onWindowStageCreate');
         try {
             listenerId = missionManager.on('mission', listener);
         } catch (paramError) {
-            console.error('error: ${paramError.code}, ${paramError.message}');
+            let code = (paramError as BusinessError).code;
+            let message = (paramError as BusinessError).message;
+            console.error(`error: ${code}, ${message} `);
         }
 
         windowStage.loadContent('pages/index', (err, data) => {
@@ -94,10 +105,6 @@ export default class EntryAbility extends UIAbility {
             }
             console.info('Succeeded in loading the content. Data: ${JSON.stringify(data)}');
         });
-
-        if (globalThis.flag) {
-            return;
-        }
     }
 };
 ```
@@ -135,59 +142,66 @@ off(type: 'mission', listenerId: number, callback: AsyncCallback<void>): v
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
 import UIAbility from '@ohos.app.ability.UIAbility';
-
-let listener = {
-    onMissionCreated: function (mission) {console.log('--------onMissionCreated-------');},
-    onMissionDestroyed: function (mission) {console.log('--------onMissionDestroyed-------');},
-    onMissionSnapshotChanged: function (mission) {console.log('--------onMissionSnapshotChanged-------');},
-    onMissionMovedToFront: function (mission) {console.log('--------onMissionMovedToFront-------');},
-    onMissionIconUpdated: function (mission, icon) {console.log('--------onMissionIconUpdated-------');},
-    onMissionClosed: function (mission) {console.log('--------onMissionClosed-------');},
-    onMissionLabelUpdated: function (mission) {console.log('--------onMissionLabelUpdated-------');}
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+import window from '@ohos.window';
+
+let listener: missionManager.MissionListener = {
+    onMissionCreated: (mission) => {console.log('--------onMissionCreated-------');},
+    onMissionDestroyed: (mission) => {console.log('--------onMissionDestroyed-------');},
+    onMissionSnapshotChanged: (mission) => {console.log('--------onMissionSnapshotChanged-------');},
+    onMissionMovedToFront: (mission) => {console.log('--------onMissionMovedToFront-------');},
+    onMissionIconUpdated: (mission, icon) => {console.log('--------onMissionIconUpdated-------');},
+    onMissionClosed: (mission) => {console.log('--------onMissionClosed-------');},
+    onMissionLabelUpdated: (mission) => {console.log('--------onMissionLabelUpdated-------');}
 };
 
 let listenerId = -1;
+let abilityWant: Want;
+let context: common.UIAbilityContext;
 
 export default class EntryAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
         console.log('[Demo] EntryAbility onCreate');
-        globalThis.abilityWant = want;
-        globalThis.context = this.context;
+        abilityWant = want;
+        context = this.context;
     }
 
     onDestroy() {
         try {
             if (listenerId !== -1) {
                 missionManager.off('mission', listenerId, (err) => {
-                    console.log(err);
+                    console.log('$(err.code)');
                 });
             }
         } catch (paramError) {
-            console.error('error: ${paramError.code}, ${paramError.message}');
+            let code = (paramError as BusinessError).code;
+            let message = (paramError as BusinessError).message;
+            console.error(`error: ${code}, ${message} `);
         }
         console.log('[Demo] EntryAbility onDestroy');
     }
 
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
         // Main window is created, set main page for this ability
         console.log('[Demo] EntryAbility onWindowStageCreate');
         try {
             listenerId = missionManager.on('mission', listener);
         } catch (paramError) {
-            console.error('error: ${paramError.code}, ${paramError.message}');
+            let code = (paramError as BusinessError).code;
+            let message = (paramError as BusinessError).message;
+            console.error(`error: ${code}, ${message} `);
         }
 
-        windowStage.loadContent('pages/index', (err, data) => {
+        windowStage.loadContent('pages/index', (err: BusinessError, data) => {
             if (err.code) {
                 console.error('Failed to load the content. Cause: ${JSON.stringify(err)}');
                 return;
             }
             console.info('Succeeded in loading the content. Data: ${JSON.stringify(data)}');
         });
-
-        if (globalThis.flag) {
-            return;
-        }
     }
 };
 ```
@@ -230,59 +244,66 @@ off(type: 'mission', listenerId: number): Promise<void>;
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
 import UIAbility from '@ohos.app.ability.UIAbility';
-
-let listener = {
-    onMissionCreated: function (mission) {console.log('--------onMissionCreated-------');},
-    onMissionDestroyed: function (mission) {console.log('--------onMissionDestroyed-------');},
-    onMissionSnapshotChanged: function (mission) {console.log('--------onMissionSnapshotChanged-------');},
-    onMissionMovedToFront: function (mission) {console.log('--------onMissionMovedToFront-------');},
-    onMissionIconUpdated: function (mission, icon) {console.log('--------onMissionIconUpdated-------');},
-    onMissionClosed: function (mission) {console.log('--------onMissionClosed-------');},
-    onMissionLabelUpdated: function (mission) {console.log('--------onMissionLabelUpdated-------');}
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+import window from '@ohos.window';
+
+let listener: missionManager.MissionListener = {
+    onMissionCreated: (mission) => {console.log('--------onMissionCreated-------');},
+    onMissionDestroyed: (mission) => {console.log('--------onMissionDestroyed-------');},
+    onMissionSnapshotChanged: (mission) => {console.log('--------onMissionSnapshotChanged-------');},
+    onMissionMovedToFront: (mission) => {console.log('--------onMissionMovedToFront-------');},
+    onMissionIconUpdated: (mission, icon) => {console.log('--------onMissionIconUpdated-------');},
+    onMissionClosed: (mission) => {console.log('--------onMissionClosed-------');},
+    onMissionLabelUpdated: (mission) => {console.log('--------onMissionLabelUpdated-------');}
 };
 
 let listenerId = -1;
+let abilityWant: Want;
+let context: common.UIAbilityContext;
 
 export default class EntryAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
         console.log('[Demo] EntryAbility onCreate');
-        globalThis.abilityWant = want;
-        globalThis.context = this.context;
+        abilityWant = want;
+        context = this.context;
     }
 
     onDestroy() {
         try {
             if (listenerId !== -1) {
-                missionManager.off('mission', listenerId).catch(function (err) {
-                    console.log(err);
+                missionManager.off('mission', listenerId).catch((err: BusinessError) => {
+                    console.log('$(err.code)');
                 });
             }
         } catch (paramError) {
-            console.error('error: ${paramError.code}, ${paramError.message}');
+            let code = (paramError as BusinessError).code;
+            let message = (paramError as BusinessError).message;
+            console.error(`error: ${code}, ${message} `);
         }
         console.log('[Demo] EntryAbility onDestroy');
     }
 
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
         // Main window is created, set main page for this ability
         console.log('[Demo] EntryAbility onWindowStageCreate');
         try {
             listenerId = missionManager.on('mission', listener);
         } catch (paramError) {
-            console.error('error: ${paramError.code}, ${paramError.message}');
+            let code = (paramError as BusinessError).code;
+            let message = (paramError as BusinessError).message;
+            console.error(`error: ${code}, ${message} `);
         }
 
-        windowStage.loadContent('pages/index', (err, data) => {
+        windowStage.loadContent('pages/index', (err: BusinessError, data) => {
             if (err.code) {
                 console.error('Failed to load the content. Cause: ${JSON.stringify(err)}');
                 return;
             }
             console.info('Succeeded in loading the content. Data: ${JSON.stringify(data)}');
         });
-
-        if (globalThis.flag) {
-            return;
-        }
     }
 };
 ```
@@ -312,6 +333,7 @@ getMissionInfo(deviceId: string, missionId: number, callback: AsyncCallback<M
 
   ```ts
     import missionManager from '@ohos.app.ability.missionManager';
+    import { BusinessError } from '@ohos.base';
 
     let testMissionId = 1;
 
@@ -335,10 +357,12 @@ getMissionInfo(deviceId: string, missionId: number, callback: AsyncCallback<M
             }
         });
         } catch (paramError) {
-        console.error('error.code: ${paramError.code}, error.message: ${paramError.message}');
+            let code = (paramError as BusinessError).code;
+            let message = (paramError as BusinessError).message;
+            console.error(`error: ${code}, ${message} `);
         }
     })
-    .catch(function(err){console.log(err);});
+    .catch((err: BusinessError) => {console.log('$(err.code)');});
   ```
 
 ## missionManager.getMissionInfo
@@ -370,12 +394,13 @@ getMissionInfo(deviceId: string, missionId: number): Promise<MissionInfo>;
 
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 let testMissionId = 1;
 try {
     missionManager.getMissionInfo('', testMissionId).then((data) => {
         console.info('getMissionInfo successfully. Data: ${JSON.stringify(data)}');
-    }).catch(error => {
+    }).catch((error: BusinessError) => {
         console.error('getMissionInfo failed. Cause: ${error.message}');
     });
 } catch (error) {
@@ -407,6 +432,7 @@ getMissionInfos(deviceId: string, numMax: number, callback: AsyncCallback<Arr
 
   ```ts
   import missionManager from '@ohos.app.ability.missionManager';
+  import { BusinessError } from '@ohos.base';
 
   try {
     missionManager.getMissionInfos('', 10, (error, missions) => {
@@ -418,7 +444,9 @@ getMissionInfos(deviceId: string, numMax: number, callback: AsyncCallback<Arr
       }
     });
   } catch (paramError) {
-    console.error('error: ${paramError.code}, ${paramError.message}');
+        let code = (paramError as BusinessError).code;
+        let message = (paramError as BusinessError).message;
+        console.error(`error: ${code}, ${message} `);
   }
   ```
 
@@ -452,11 +480,12 @@ getMissionInfos(deviceId: string, numMax: number): Promise<Array<MissionIn
 
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 try {
     missionManager.getMissionInfos('', 10).then((data) => {
         console.info('getMissionInfos successfully. Data: ${JSON.stringify(data)}');
-    }).catch(error => {
+    }).catch((error: BusinessError) => {
         console.error('getMissionInfos failed. Cause: ${error.message}');
     });
 } catch (error) {
@@ -530,12 +559,13 @@ getMissionSnapShot(deviceId: string, missionId: number): Promise<MissionSnaps
 **示例：**
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 let testMissionId = 2;
 try {
     missionManager.getMissionSnapShot('', testMissionId).then((data) => {
         console.info('getMissionSnapShot successfully. Data: ${JSON.stringify(data)}');
-    }).catch(error => {
+    }).catch((error: BusinessError) => {
         console.error('getMissionSnapShot failed. Cause: ${error.message}');
     });
 } catch (error) {
@@ -610,12 +640,13 @@ getLowResolutionMissionSnapShot(deviceId: string, missionId: number): Promise\<M
 
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 let testMissionId = 2;
 try {
     missionManager.getLowResolutionMissionSnapShot('', testMissionId).then((data) => {
         console.info('getLowResolutionMissionSnapShot successfully. Data: ${JSON.stringify(data)}');
-    }).catch(error => {
+    }).catch((error: BusinessError) => {
         console.error('getLowResolutionMissionSnapShot failed. Cause: ${error.message}');
     });
 } catch (error) {
@@ -705,12 +736,13 @@ lockMission(missionId: number): Promise&lt;void&gt;;
 **示例：**
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 let testMissionId = 2;
 try {
     missionManager.lockMission(testMissionId).then((data) => {
         console.info('lockMission successfully. Data: ${JSON.stringify(data)}');
-    }).catch(error => {
+    }).catch((error: BusinessError) => {
         console.error('lockMission failed. Cause: ${error.message}');
     });
 } catch (error) {
@@ -799,12 +831,13 @@ unlockMission(missionId: number): Promise&lt;void&gt;;
 
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 let testMissionId = 2;
 try {
     missionManager.unlockMission(testMissionId).then((data) => {
         console.info('unlockMission successfully. Data: ${JSON.stringify(data)}');
-    }).catch(error => {
+    }).catch((error: BusinessError) => {
         console.error('unlockMission failed. Cause: ${error.message}');
     });
 } catch (error) {
@@ -879,12 +912,13 @@ clearMission(missionId: number): Promise&lt;void&gt;;
 
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 let testMissionId = 2;
 try {
     missionManager.clearMission(testMissionId).then((data) => {
         console.info('clearMission successfully. Data: ${JSON.stringify(data)}');
-    }).catch(error => {
+    }).catch((error: BusinessError) => {
         console.error('clearMission failed. Cause: ${error.message}');
     });
 } catch (error) {
@@ -944,11 +978,12 @@ clearAllMissions(): Promise&lt;void&gt;;
 
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 try {
     missionManager.clearAllMissions().then((data) => {
         console.info('clearAllMissions successfully. Data: ${JSON.stringify(data)}');
-    }).catch(err => {
+    }).catch((err: BusinessError) => {
         console.error('clearAllMissions failed: ${err.message}');
     });
 } catch (err) {
@@ -1086,12 +1121,13 @@ moveMissionToFront(missionId: number, options?: StartOptions): Promise&lt;void&g
 
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 let testMissionId = 2;
 try {
     missionManager.moveMissionToFront(testMissionId).then((data) => {
         console.info('moveMissionToFront successfully. Data: ${JSON.stringify(data)}');
-    }).catch(error => {
+    }).catch((error: BusinessError) => {
         console.error('moveMissionToFront failed. Cause: ${error.message}');
     });
 } catch (error) {
@@ -1131,6 +1167,7 @@ moveMissionsToForeground(missionIds: Array&lt;number&gt;, callback: AsyncCallbac
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 try {
     missionManager.getMissionInfos("", 10, (error, missionInfos) => {
@@ -1157,7 +1194,9 @@ try {
         });
     });
 } catch (paramError) {
-    console.log("error: " + paramError.code + ", " + paramError.message);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message} `);
 }
 
 ```
@@ -1195,6 +1234,7 @@ moveMissionsToForeground(missionIds: Array&lt;number&gt;, topMission: number, ca
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 try {
     missionManager.getMissionInfos("", 10, (error, missionInfos) => {
@@ -1221,7 +1261,9 @@ try {
         });
     });
 } catch (paramError) {
-    console.log("error: " + paramError.code + ", " + paramError.message);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message} `);
 }
 
 ```
@@ -1264,6 +1306,7 @@ moveMissionsToForeground(missionIds: Array&lt;number&gt;, topMission?: number):
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 try {
     missionManager.getMissionInfos("", 10, (error, missionInfos) => {
@@ -1286,7 +1329,9 @@ try {
         });
     });
 } catch (paramError) {
-    console.log("error: " + paramError.code + ", " + paramError.message);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message} `);
 }
 
 ```
@@ -1323,6 +1368,7 @@ moveMissionsToBackground(missionIds: Array&lt;number&gt;, callback: AsyncCallbac
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 try {
     missionManager.getMissionInfos("", 10, (error, missionInfos) => {
@@ -1346,7 +1392,9 @@ try {
         });
     });
 } catch (paramError) {
-    console.log("error: " + paramError.code + ", " + paramError.message);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message} `);
 }
 ```
 
@@ -1387,6 +1435,7 @@ moveMissionsToBackground(missionIds : Array&lt;number&gt;): Promise&lt;Array&lt;
 ```ts
 import abilityManager from '@ohos.app.ability.abilityManager';
 import missionManager from '@ohos.app.ability.missionManager';
+import { BusinessError } from '@ohos.base';
 
 try {
     missionManager.getMissionInfos("", 10, (error, missionInfos) => {
@@ -1406,7 +1455,9 @@ try {
         });
     });
 } catch (paramError) {
-    console.log("error: " + paramError.code + ", " + paramError.message);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message} `);
 }
 
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-app-ability-quickFixManager.md

@@ -78,6 +78,8 @@ applyQuickFix(hapModuleQuickFixFiles: Array\<string>, callback: AsyncCallback\<v
 **示例：**
 
 ```ts
+import quickFixManager from '@ohos.app.ability.quickFixManager';
+
   try {
     let hapModuleQuickFixFiles = ['/data/storage/el2/base/entry.hqf'];
     quickFixManager.applyQuickFix(hapModuleQuickFixFiles, (error) => {
@@ -130,11 +132,14 @@ applyQuickFix(hapModuleQuickFixFiles: Array\<string>): Promise\<void>;
 **示例：**
 
 ```ts
+import quickFixManager from '@ohos.app.ability.quickFixManager';
+import { BusinessError } from '@ohos.base';
+
   let hapModuleQuickFixFiles = ['/data/storage/el2/base/entry.hqf'];
   try {
     quickFixManager.applyQuickFix(hapModuleQuickFixFiles).then(() => {
       console.info('applyQuickFix success');
-    }).catch((error) => {
+    }).catch((error: BusinessError) => {
       console.error(`applyQuickFix err: ${error}`);
     });
   } catch (paramError) {
@@ -173,6 +178,8 @@ getApplicationQuickFixInfo(bundleName: string, callback: AsyncCallback\<Applicat
 **示例：**
 
 ```ts
+import quickFixManager from '@ohos.app.ability.quickFixManager';
+
   try {
     let bundleName = 'bundleName';
     quickFixManager.getApplicationQuickFixInfo(bundleName, (error, data) => {
@@ -223,11 +230,14 @@ getApplicationQuickFixInfo(bundleName: string): Promise\<ApplicationQuickFixInfo
 **示例：**
 
   ```ts
+import quickFixManager from '@ohos.app.ability.quickFixManager';
+import { BusinessError } from '@ohos.base';
+
   try {
     let bundleName = 'bundleName';
     quickFixManager.getApplicationQuickFixInfo(bundleName).then((data) => {
       console.info(`getApplicationQuickFixInfo success: ${data}`);
-    }).catch((error) => {
+    }).catch((error: BusinessError) => {
       console.error(`getApplicationQuickFixInfo err: ${error}`);
     });
   } catch (paramError) {
@@ -268,6 +278,8 @@ revokeQuickFix(bundleName: string, callback: AsyncCallback\<void>): void;
 **示例：**
 
 ```ts
+import quickFixManager from '@ohos.app.ability.quickFixManager';
+
   let bundleName = "com.example.myapplication";
   quickFixManager.revokeQuickFix(bundleName, (err) => {
     console.info("revokeQuickFix " + bundleName + " " + JSON.stringify(err));
@@ -312,10 +324,13 @@ revokeQuickFix(bundleName: string): Promise\<void>;
 **示例：**
 
 ```ts
+import quickFixManager from '@ohos.app.ability.quickFixManager';
+import { BusinessError } from '@ohos.base';
+
   let bundleName = "com.example.myapplication";
   quickFixManager.revokeQuickFix(bundleName).then(() => {
     console.info("revokeQuickFix " + bundleName +" ok");
-  }).catch((err) => {
+  }).catch((err: BusinessError) => {
     console.info("revokeQuickFix " + bundleName +" failed, error code is ", JSON.stringify((err)));
   });
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-app-ability-serviceExtensionAbility.md

@@ -48,8 +48,11 @@ Extension生命周期回调，在创建时回调，执行初始化业务逻辑
 **示例：**
 
   ```ts
+  import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+  import Want from '@ohos.app.ability.Want';
+
   class ServiceExt extends ServiceExtension {
-    onCreate(want) {
+    onCreate(want: Want) {
       console.log('onCreate, want: ${want.abilityName}');
     }
   }
@@ -69,6 +72,8 @@ Extension生命周期回调，在销毁时回调，执行资源清理等操作
 **示例：**
 
   ```ts
+  import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+
   class ServiceExt extends ServiceExtension {
     onDestroy() {
       console.log('onDestroy');
@@ -97,8 +102,11 @@ Extension生命周期回调，如果是startAbility或者startServiceExtensionAb
 **示例：**
 
   ```ts
+  import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+  import Want from '@ohos.app.ability.Want';
+
   class ServiceExt extends ServiceExtension {
-    onRequest(want, startId) {
+    onRequest(want: Want, startId: number) {
       console.log('onRequest, want: ${want.abilityName}');
     }
   }
@@ -131,15 +139,18 @@ Extension生命周期回调，如果是connectAbility拉起的服务，会在onC
 
   ```ts
   import rpc from '@ohos.rpc';
+  import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+  import Want from '@ohos.app.ability.Want';
+
   class StubTest extends rpc.RemoteObject{
-      constructor(des) {
+      constructor(des: string) {
           super(des);
       }
-      onConnect(code, data, reply, option) {
+      onConnect(code: number, data: rpc.MessageSequence, reply: rpc.MessageSequence, option: rpc.MessageOption) {
       }
   }
   class ServiceExt extends ServiceExtension {
-    onConnect(want) {
+    onConnect(want: Want) {
       console.log('onConnect , want: ${want.abilityName}');
       return new StubTest('test');
     }
@@ -150,11 +161,14 @@ Extension生命周期回调，如果是connectAbility拉起的服务，会在onC
 
   ```ts
 import rpc from '@ohos.rpc';
+import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+import Want from '@ohos.app.ability.Want';
+
 class StubTest extends rpc.RemoteObject{
-    constructor(des) {
+    constructor(des: string) {
         super(des);
     }
-    onConnect(code, data, reply, option) {
+    onConnect(code: number, data: rpc.MessageSequence, reply: rpc.MessageSequence, option: rpc.MessageOption) {
     }
 }
 async function getDescriptor() {
@@ -162,7 +176,7 @@ async function getDescriptor() {
     return "asyncTest"
 }
 class ServiceExt extends ServiceExtension {
-  async onConnect(want) {
+  async onConnect(want: Want) {
     console.log(`onConnect , want: ${want.abilityName}`);
     let descriptor = await getDescriptor();
     return new StubTest(descriptor);
@@ -189,8 +203,11 @@ Extension的生命周期回调，客户端执行断开连接服务时回调。
 **示例：**
 
   ```ts
+  import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+  import Want from '@ohos.app.ability.Want';
+
   class ServiceExt extends ServiceExtension {
-    onDisconnect(want) {
+    onDisconnect(want: Want) {
       console.log('onDisconnect, want: ${want.abilityName}');
     }
   }
@@ -199,8 +216,11 @@ Extension的生命周期回调，客户端执行断开连接服务时回调。
 在执行完onDisconnect生命周期回调后，应用可能会退出，从而可能导致onDisconnect中的异步函数未能正确执行，比如异步写入数据库。可以使用异步生命周期，以确保异步onDisconnect完成后再继续后续的生命周期。
 
   ```ts
+import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+import Want from '@ohos.app.ability.Want';
+
 class ServiceExt extends ServiceExtension {
-  async onDisconnect(want) {
+  async onDisconnect(want: Want) {
     console.log('onDisconnect, want: ${want.abilityName}');
     // 调用异步函数...
   }
@@ -226,8 +246,11 @@ Extension的生命周期回调，当所有以前的客户端都断开连接之
 **示例：**
 
   ```ts
+  import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+  import Want from '@ohos.app.ability.Want';
+
   class ServiceExt extends ServiceExtension {
-    onReconnect(want) {
+    onReconnect(want: Want) {
       console.log('onReconnect, want: ${want.abilityName}');
     }
   }
@@ -252,8 +275,11 @@ onConfigurationUpdate(newConfig: Configuration): void;
 **示例：**
     
   ```ts
+  import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+  import { Configuration } from '@ohos.app.ability.Configuration';
+
   class ServiceExt extends ServiceExtension {
-      onConfigurationUpdate(config) {
+      onConfigurationUpdate(config: Configuration) {
           console.log('onConfigurationUpdate, config: ${JSON.stringify(config)}');
       }
   }
@@ -278,8 +304,10 @@ onDump(params: Array\<string>): Array\<string>;
 **示例：**
     
   ```ts
+  import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
+
   class ServiceExt extends ServiceExtension {
-      onDump(params) {
+      onDump(params: Array<string>) {
           console.log('dump, params: ${JSON.stringify(params)}');
           return ['params'];
       }

zh-cn/application-dev/reference/apis/js-apis-app-ability-startOptions.md

@@ -26,6 +26,8 @@ import StartOptions from '@ohos.app.ability.StartOptions';
 
   ```ts
   import missionManager from '@ohos.app.ability.missionManager';
+  import StartOptions from '@ohos.app.ability.StartOptions';
+  import { BusinessError } from '@ohos.base';
 
   try {
     missionManager.getMissionInfos('', 10, (error, missions) => {
@@ -37,7 +39,7 @@ import StartOptions from '@ohos.app.ability.StartOptions';
       console.log(`missions = ${JSON.stringify(missions)}`);
       let id = missions[0].missionId;
 
-      let startOptions = {
+      let startOptions: StartOptions = {
           windowMode : 101,
           displayId: 0
       };
@@ -46,6 +48,8 @@ import StartOptions from '@ohos.app.ability.StartOptions';
       });
     });
   } catch (paramError) {
-    console.error(`error: ${paramError.code}, ${paramError.message}`);
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.error(`error: ${code}, ${message}`);
   }
   ```

zh-cn/application-dev/reference/apis/js-apis-app-ability-uiAbility.md

@@ -45,8 +45,12 @@ UIAbility创建时回调，执行初始化业务逻辑操作。
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+  import Want from '@ohos.app.ability.Want';
+
   class MyUIAbility extends UIAbility {
-      onCreate(want, launchParam) {
+      onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
           console.log('onCreate, want: ${want.abilityName}');
       }
   }
@@ -70,8 +74,11 @@ onWindowStageCreate(windowStage: window.WindowStage): void
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import window from '@ohos.window';
+
   class MyUIAbility extends UIAbility {
-      onWindowStageCreate(windowStage) {
+      onWindowStageCreate(windowStage: window.WindowStage) {
           console.log('onWindowStageCreate');
       }
   }
@@ -89,6 +96,8 @@ onWindowStageDestroy(): void
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+
   class MyUIAbility extends UIAbility {
       onWindowStageDestroy() {
           console.log('onWindowStageDestroy');
@@ -114,8 +123,11 @@ onWindowStageRestore(windowStage: window.WindowStage): void
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import window from '@ohos.window';
+
   class MyUIAbility extends UIAbility {
-      onWindowStageRestore(windowStage) {
+      onWindowStageRestore(windowStage: window.WindowStage) {
           console.log('onWindowStageRestore');
       }
   }
@@ -134,6 +146,8 @@ UIAbility生命周期回调，在销毁时回调，执行资源清理等操作
 
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+
   class MyUIAbility extends UIAbility {
       onDestroy() {
           console.log('onDestroy');
@@ -144,6 +158,8 @@ UIAbility生命周期回调，在销毁时回调，执行资源清理等操作
 在执行完onDestroy生命周期回调后，应用可能会退出，从而可能导致onDestroy中的异步函数未能正确执行，比如异步写入数据库。可以使用异步生命周期，以确保异步onDestroy完成后再继续后续的生命周期。
 
   ```ts
+import UIAbility from '@ohos.app.ability.UIAbility';
+
 class MyUIAbility extends UIAbility {
     async onDestroy() {
         console.log('onDestroy');
@@ -163,6 +179,8 @@ UIAbility生命周期回调，当应用从后台转到前台时触发。
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+
   class MyUIAbility extends UIAbility {
       onForeground() {
           console.log('onForeground');
@@ -182,6 +200,8 @@ UIAbility生命周期回调，当应用从前台转到后台时触发。
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+
   class MyUIAbility extends UIAbility {
       onBackground() {
           console.log('onBackground');
@@ -213,9 +233,11 @@ onContinue(wantParam: { [key: string]: Object }): AbilityConstant.OnContinueResu
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
   import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+
   class MyUIAbility extends UIAbility {
-      onContinue(wantParams) {
+      onContinue(wantParams: Record<string, Object>) {
           console.log('onContinue');
           wantParams['myData'] = 'my1234567';
           return AbilityConstant.OnContinueResult.AGREE;
@@ -242,8 +264,11 @@ onNewWant(want: Want, launchParam: AbilityConstant.LaunchParam): void;
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+
   class MyUIAbility extends UIAbility {
-      onNewWant(want, launchParam) {
+      onNewWant(want: Want, launchParam: AbilityConstant.LaunchParam) {
           console.log('onNewWant, want: ${want.abilityName}');
           console.log('onNewWant, launchParam: ${JSON.stringify(launchParam)}');
       }
@@ -267,8 +292,10 @@ onDump(params: Array\<string>): Array\<string>;
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+
   class MyUIAbility extends UIAbility {
-      onDump(params) {
+      onDump(params: Array<string>) {
           console.log('dump, params: ${JSON.stringify(params)}');
           return ['params'];
       }
@@ -300,10 +327,11 @@ onSaveState(reason: AbilityConstant.StateType, wantParam : {[key: string]: Objec
 **示例：**
 
   ```ts
+import UIAbility from '@ohos.app.ability.UIAbility';
 import AbilityConstant from '@ohos.app.ability.AbilityConstant';
 
 class MyUIAbility extends UIAbility {
-    onSaveState(reason, wantParam) {
+    onSaveState(reason: AbilityConstant.StateType, wantParam: Record<string, Object>) {
         console.log('onSaveState');
         wantParam['myData'] = 'my1234567';
         return AbilityConstant.OnSaveResult.RECOVERY_AGREE;
@@ -328,9 +356,11 @@ onShare(wantParam:{ [key: string]: Object }): void;
 **示例：**
 
   ```ts
+import UIAbility from '@ohos.app.ability.UIAbility';
 import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+
 class MyUIAbility extends UIAbility {
-    onShare(wantParams) {
+    onShare(wantParams: Record<string, Object>) {
         console.log('onShare');
         wantParams['ohos.extra.param.key.shareUrl'] = 'example.com';
     }
@@ -356,11 +386,15 @@ UIAbility生命周期回调，当系统预关闭开关打开后（配置系统
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
   export default class EntryAbility extends UIAbility {
     onPrepareToTerminate() {
       // 开发者定义预关闭动作
       // 例如拉起另一个ability，根据ability处理结果执行异步关闭
-      let want = {
+      let want: Want = {
         bundleName: "com.example.myapplication",
         moduleName: "entry",
         abilityName: "SecondAbility"
@@ -372,7 +406,7 @@ UIAbility生命周期回调，当系统预关闭开关打开后（配置系统
           if (result.resultCode === 0) {
             this.context.terminateSelf();
           }
-        }).catch((err)=>{
+        }).catch((err: BusinessError)=>{
           // 异常处理
           console.log('startAbilityForResult failed, err:' + JSON.stringify(err));
           this.context.terminateSelf();
@@ -421,21 +455,27 @@ call(method: string, data: rpc.Parcelable): Promise&lt;void&gt;;
 **示例：**
 
   ```ts
-  class MyMessageAble{ // 自定义的Parcelable数据结构
-    name:''
-    str:''
-    num: 1
-    constructor(name, str) {
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
+  import window from '@ohos.window';
+  import rpc from '@ohos.rpc';
+
+  class MyMessageAble implements rpc.Parcelable { // 自定义的Parcelable数据结构
+    name: string
+    str: string
+    num: number = 1
+    constructor(name: string, str: string) {
       this.name = name;
       this.str = str;
     }
-    marshalling(messageSequence) {
+    marshalling(messageSequence: rpc.MessageSequence) {
       messageSequence.writeInt(this.num);
       messageSequence.writeString(this.str);
       console.log('MyMessageAble marshalling num[${this.num}] str[${this.str}]');
       return true;
     }
-    unmarshalling(messageSequence) {
+    unmarshalling(messageSequence: rpc.MessageSequence) {
       this.num = messageSequence.readInt();
       this.str = messageSequence.readString();
       console.log('MyMessageAble unmarshalling num[${this.num}] str[${this.str}]');
@@ -443,9 +483,9 @@ call(method: string, data: rpc.Parcelable): Promise&lt;void&gt;;
     }
   };
   let method = 'call_Function'; // 约定的通知消息字符串
-  let caller;
+  let caller: Caller;
   export default class MainUIAbility extends UIAbility {
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
       this.context.startAbilityByCall({
         bundleName: 'com.example.myservice',
         abilityName: 'MainUIAbility',
@@ -457,10 +497,10 @@ call(method: string, data: rpc.Parcelable): Promise&lt;void&gt;;
           .then(() => {
             console.log('Caller call() called');
           })
-          .catch((callErr) => {
+          .catch((callErr: BusinessError) => {
             console.log('Caller.call catch error, error.code: ${callErr.code}, error.message: ${callErr.message}');
           });
-      }).catch((err) => {
+      }).catch((err: BusinessError) => {
         console.log('Caller GetCaller error, error.code: ${err.code}, error.message: ${err.message}');
       });
     }
@@ -502,21 +542,27 @@ callWithResult(method: string, data: rpc.Parcelable): Promise&lt;rpc.MessageSequ
 **示例：**
 
   ```ts
-  class MyMessageAble{
-    name:''
-    str:''
-    num: 1
-    constructor(name, str) {
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
+  import window from '@ohos.window';
+  import rpc from '@ohos.rpc';
+
+  class MyMessageAble implements rpc.Parcelable {
+    name: string
+    str: string
+    num: number = 1
+    constructor(name: string, str: string) {
       this.name = name;
       this.str = str;
     }
-    marshalling(messageSequence) {
+    marshalling(messageSequence: rpc.MessageSequence) {
       messageSequence.writeInt(this.num);
       messageSequence.writeString(this.str);
       console.log('MyMessageAble marshalling num[${this.num}] str[${this.str}]');
       return true;
     }
-    unmarshalling(messageSequence) {
+    unmarshalling(messageSequence: rpc.MessageSequence) {
       this.num = messageSequence.readInt();
       this.str = messageSequence.readString();
       console.log('MyMessageAble unmarshalling num[${this.num] str[${this.str}]');
@@ -524,9 +570,9 @@ callWithResult(method: string, data: rpc.Parcelable): Promise&lt;rpc.MessageSequ
     }
   };
   let method = 'call_Function';
-  let caller;
+  let caller: Caller;
   export default class MainUIAbility extends UIAbility {
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
       this.context.startAbilityByCall({
         bundleName: 'com.example.myservice',
         abilityName: 'MainUIAbility',
@@ -540,10 +586,10 @@ callWithResult(method: string, data: rpc.Parcelable): Promise&lt;rpc.MessageSequ
             let retmsg = new MyMessageAble(0, '');
             data.readParcelable(retmsg);
           })
-          .catch((callErr) => {
+          .catch((callErr: BusinessError) => {
             console.log('Caller.callWithResult catch error, error.code: ${callErr.code}, error.message: ${callErr.message}');
           });
-      }).catch((err) => {
+      }).catch((err: BusinessError) => {
         console.log('Caller GetCaller error, error.code: ${err.code}, error.message: ${err.message}');
       });
     }
@@ -571,9 +617,14 @@ release(): void;
 **示例：**
 
   ```ts
-  let caller;
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
+  import window from '@ohos.window';
+
+  let caller: Caller;
   export default class MainUIAbility extends UIAbility {
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
       this.context.startAbilityByCall({
         bundleName: 'com.example.myservice',
         abilityName: 'MainUIAbility',
@@ -585,7 +636,7 @@ release(): void;
         } catch (releaseErr) {
           console.log('Caller.release catch error, error.code: ${releaseErr.code}, error.message: ${releaseErr.message}');
         }
-      }).catch((err) => {
+      }).catch((err: BusinessError) => {
         console.log('Caller GetCaller error, error.code: ${err.code}, error.message: ${err.message}');
       });
     }
@@ -617,9 +668,14 @@ release(): void;
 **示例：**
 
   ```ts
-  let caller;
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
+  import window from '@ohos.window';
+
+  let caller: Caller;
   export default class MainUIAbility extends UIAbility {
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
       this.context.startAbilityByCall({
         bundleName: 'com.example.myservice',
         abilityName: 'MainUIAbility',
@@ -633,7 +689,7 @@ release(): void;
           } catch (error) {
             console.log('Caller.onRelease catch error, error.code: $error.code}, error.message: ${error.message}');
           }
-      }).catch((err) => {
+      }).catch((err: BusinessError) => {
         console.log('Caller GetCaller error, error.code: ${err.code}, error.message: ${err.message}');
       });
     }
@@ -666,9 +722,11 @@ onRemoteStateChange(callback: OnRemoteStateChangeCallback): void;
 
   ```ts
   import UIAbility from '@ohos.app.ability.UIAbility';
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
   import window from '@ohos.window';
 
-  let caller;
+  let caller: Caller;
   let dstDeviceId: string;
   export default class MainAbility extends UIAbility {
       onWindowStageCreate(windowStage: window.WindowStage) {
@@ -685,7 +743,7 @@ onRemoteStateChange(callback: OnRemoteStateChangeCallback): void;
               } catch (error) {
                   console.log('Caller.onRemoteStateChange catch error, error.code: ${JSON.stringify(error.code)}, error.message: ${JSON.stringify(error.message)}');
               }
-          }).catch((err) => {
+          }).catch((err: BusinessError) => {
               console.log('Caller GetCaller error, error.code: ${JSON.stringify(err.code)}, error.message: ${JSON.stringify(err.message)}');
           })
       }
@@ -719,9 +777,14 @@ on(type: 'release', callback: OnReleaseCallback): void;
 **示例：**
 
   ```ts
-  let caller;
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
+  import window from '@ohos.window';
+
+  let caller: Caller;
   export default class MainUIAbility extends UIAbility {
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
       this.context.startAbilityByCall({
         bundleName: 'com.example.myservice',
         abilityName: 'MainUIAbility',
@@ -735,7 +798,7 @@ on(type: 'release', callback: OnReleaseCallback): void;
           } catch (error) {
             console.log('Caller.on catch error, error.code: ${error.code}, error.message: ${error.message}');
           }
-      }).catch((err) => {
+      }).catch((err: BusinessError) => {
         console.log('Caller GetCaller error, error.code: ${err.code}, error.message: ${err.message}');
       });
     }
@@ -766,9 +829,14 @@ off(type: 'release', callback: OnReleaseCallback): void;
 **示例：**
 
   ```ts
-  let caller;
+  import UIAbility, { OnReleaseCallback } from '@ohos.app.ability.UIAbility';
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
+  import window from '@ohos.window';
+
+  let caller: Caller;
   export default class MainUIAbility extends UIAbility {
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
       this.context.startAbilityByCall({
         bundleName: 'com.example.myservice',
         abilityName: 'MainUIAbility',
@@ -776,7 +844,7 @@ off(type: 'release', callback: OnReleaseCallback): void;
       }).then((obj) => {
           caller = obj;
           try {
-            let onReleaseCallBack = (str) => {
+            let onReleaseCallBack: OnReleaseCallback = (str) => {
                 console.log(' Caller OnRelease CallBack is called ${str}');
             };
             caller.on('release', onReleaseCallBack);
@@ -784,7 +852,7 @@ off(type: 'release', callback: OnReleaseCallback): void;
           } catch (error) {
             console.log('Caller.on or Caller.off catch error, error.code: ${error.code}, error.message: ${error.message}');
           }
-      }).catch((err) => {
+      }).catch((err: BusinessError) => {
         console.log('Caller GetCaller error, error.code: ${err.code}, error.message: ${err.message}');
       });
     }
@@ -808,9 +876,14 @@ off(type: 'release'): void;
 **示例：**
 
   ```ts
-  let caller;
+  import UIAbility, { OnReleaseCallback } from '@ohos.app.ability.UIAbility';
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
+  import window from '@ohos.window';
+
+  let caller: Caller;
   export default class MainUIAbility extends UIAbility {
-    onWindowStageCreate(windowStage) {
+    onWindowStageCreate(windowStage: window.WindowStage) {
       this.context.startAbilityByCall({
         bundleName: 'com.example.myservice',
         abilityName: 'MainUIAbility',
@@ -818,7 +891,7 @@ off(type: 'release'): void;
       }).then((obj) => {
           caller = obj;
           try {
-            let onReleaseCallBack = (str) => {
+            let onReleaseCallBack: OnReleaseCallback = (str) => {
                 console.log(' Caller OnRelease CallBack is called ${str}');
             };
             caller.on('release', onReleaseCallBack);
@@ -826,7 +899,7 @@ off(type: 'release'): void;
           } catch (error) {
             console.error('Caller.on or Caller.off catch error, error.code: ${error.code}, error.message: ${error.message}');
           }
-      }).catch((err) => {
+      }).catch((err: BusinessError) => {
         console.error('Caller GetCaller error, error.code: ${err.code}, error.message: ${err.message}');
       });
     }
@@ -864,21 +937,26 @@ on(method: string, callback: CalleeCallback): void;
 **示例：**
 
   ```ts
-  class MyMessageAble{
-      name:''
-      str:''
-      num: 1
-      constructor(name, str) {
+  import UIAbility, { CalleeCallback } from '@ohos.app.ability.UIAbility';
+  import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+  import Want from '@ohos.app.ability.Want';
+  import rpc from '@ohos.rpc';
+
+  class MyMessageAble implements rpc.Parcelable {
+      name: string
+      str: string
+      num: number = 1
+      constructor(name: string, str: string) {
         this.name = name;
         this.str = str;
       }
-      marshalling(messageSequence) {
+      marshalling(messageSequence: rpc.MessageSequence) {
           messageSequence.writeInt(this.num);
           messageSequence.writeString(this.str);
           console.log('MyMessageAble marshalling num[${this.num}] str[${this.str}]');
           return true;
       }
-      unmarshalling(messageSequence) {
+      unmarshalling(messageSequence: rpc.MessageSequence) {
           this.num = messageSequence.readInt();
           this.str = messageSequence.readString();
           console.log('MyMessageAble unmarshalling num[${this.num}] str[${this.str}]');
@@ -886,14 +964,14 @@ on(method: string, callback: CalleeCallback): void;
       }
   };
   let method = 'call_Function';
-  function funcCallBack(pdata) {
+  function funcCallBack(pdata: rpc.MessageSequence) {
       console.log('Callee funcCallBack is called ${pdata}');
       let msg = new MyMessageAble('test', '');
       pdata.readParcelable(msg);
       return new MyMessageAble('test1', 'Callee test');
   }
   export default class MainUIAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
       console.log('Callee onCreate is called');
       try {
         this.callee.on(method, funcCallBack);
@@ -931,9 +1009,13 @@ off(method: string): void;
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+  import Want from '@ohos.app.ability.Want';
+
   let method = 'call_Function';
   export default class MainUIAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
       console.log('Callee onCreate is called');
       try {
         this.callee.off(method);

zh-cn/application-dev/reference/apis/js-apis-app-ability-want.md

@@ -35,12 +35,14 @@ import Want from '@ohos.app.ability.Want';
 
   ```ts
   import common from '@ohos.app.ability.common';
+  import Want from '@ohos.app.ability.Want';
+
   let context = getContext(this) as common.UIAbilityContext; // UIAbilityContext
-  let want = {
-    'deviceId': '', // deviceId为空表示本设备
-    'bundleName': 'com.example.myapplication',
-    'abilityName': 'FuncAbility',
-    'moduleName': 'entry' // moduleName非必选
+  let want: Want = {
+    deviceId: '', // deviceId为空表示本设备
+    bundleName: 'com.example.myapplication',
+    abilityName: 'FuncAbility',
+    moduleName: 'entry' // moduleName非必选
   };
   
   context.startAbility(want, (err) => {
@@ -54,8 +56,10 @@ import Want from '@ohos.app.ability.Want';
     * 字符串（String）
         ```ts
         import common from '@ohos.app.ability.common';
+        import Want from '@ohos.app.ability.Want';
+
         let context = getContext(this) as common.UIAbilityContext; // UIAbilityContext
-        let want = {
+        let want: Want = {
           bundleName: 'com.example.myapplication',
           abilityName: 'FuncAbility',
           parameters: {
@@ -70,8 +74,10 @@ import Want from '@ohos.app.ability.Want';
     * 数字（Number）
         ```ts
         import common from '@ohos.app.ability.common';
+        import Want from '@ohos.app.ability.Want';
+
         let context = getContext(this) as common.UIAbilityContext; // UIAbilityContext
-        let want = {
+        let want: Want = {
           bundleName: 'com.example.myapplication',
           abilityName: 'FuncAbility',
           parameters: {
@@ -87,8 +93,10 @@ import Want from '@ohos.app.ability.Want';
     * 布尔（Boolean）
         ```ts
         import common from '@ohos.app.ability.common';
+        import Want from '@ohos.app.ability.Want';
+
         let context = getContext(this) as common.UIAbilityContext; // UIAbilityContext
-        let want = {
+        let want: Want = {
           bundleName: 'com.example.myapplication',
           abilityName: 'FuncAbility',
           parameters: {
@@ -103,8 +111,10 @@ import Want from '@ohos.app.ability.Want';
     * 对象（Object）
         ```ts
         import common from '@ohos.app.ability.common';
+        import Want from '@ohos.app.ability.Want';
+
         let context = getContext(this) as common.UIAbilityContext; // UIAbilityContext
-        let want = {
+        let want: Want = {
           bundleName: 'com.example.myapplication',
           abilityName: 'FuncAbility',
           parameters: {
@@ -124,8 +134,10 @@ import Want from '@ohos.app.ability.Want';
     * 数组（Array）
         ```ts
         import common from '@ohos.app.ability.common';
+        import Want from '@ohos.app.ability.Want';
+
         let context = getContext(this) as common.UIAbilityContext; // UIAbilityContext
-        let want = {
+        let want: Want = {
           bundleName: 'com.example.myapplication',
           abilityName: 'FuncAbility',
           parameters: {
@@ -142,23 +154,27 @@ import Want from '@ohos.app.ability.Want';
         ```
     * 文件描述符（FD）
         ```ts
-        import fs from '@ohos.file.fs';
-        
+        import fs from '@ohos.file.fs';        
         import common from '@ohos.app.ability.common';
+        import Want from '@ohos.app.ability.Want';
+        import { BusinessError } from '@ohos.base';
+
         let context = getContext(this) as common.UIAbilityContext; // UIAbilityContext
         
-        let fd;
+        let fd: number = 0;
         try {
           fd = fs.openSync('/data/storage/el2/base/haps/pic.png').fd;
         } catch(err) {
-          console.error(`Failed to openSync. Code: ${err.code}, message: ${err.message}`);
+          let code = (err as BusinessError).code;
+          let message = (err as BusinessError).message;
+          console.error(`Failed to openSync. Code: ${code}, message: ${message}`);
         }
-        let want = {
-          'deviceId': '', // deviceId为空表示本设备
-          'bundleName': 'com.example.myapplication',
-          'abilityName': 'FuncAbility',
-          'moduleName': 'entry', // moduleName非必选
-          'parameters': {
+        let want: Want = {
+          deviceId: '', // deviceId为空表示本设备
+          bundleName: 'com.example.myapplication',
+          abilityName: 'FuncAbility',
+          moduleName: 'entry', // moduleName非必选
+          parameters: {
             'keyFd': { 'type': 'FD', 'value': fd } // {'type':'FD', 'value':fd}是固定用法，用于表示该数据是FD
           }
         };
@@ -172,8 +188,10 @@ import Want from '@ohos.app.ability.Want';
     ```ts
         // (1) UIAbility1启动一个ServiceExtension
         import common from '@ohos.app.ability.common';
+        import Want from '@ohos.app.ability.Want';
+
         let context = getContext(this) as common.UIAbilityContext; // UIAbilityContext
-        let want = {
+        let want: Want = {
           bundleName: 'com.example.myapplication1',
           abilityName: 'ServiceExtensionAbility',
         };
@@ -184,8 +202,11 @@ import Want from '@ohos.app.ability.Want';
     ```ts
 
         // (2) 该ServiceExtension去启动另一个UIAbility2，并在启动的时候携带参数ability.params.backToOtherMissionStack为true
-        let context ; // ServiceExtensionContext
-        let want = {
+        import common from '@ohos.app.ability.common';
+        import Want from '@ohos.app.ability.Want';
+
+        let context = getContext(this) as common.ServiceExtensionContext; // ServiceExtensionContext
+        let want: Want = {
           bundleName: 'com.example.myapplication2',
           abilityName: 'MainAbility',
           parameters: {

zh-cn/application-dev/reference/apis/js-apis-app-ability-wantAgent.md

@@ -39,10 +39,14 @@ getWantAgent(info: WantAgentInfo, callback: AsyncCallback\<WantAgent\>): void
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -62,7 +66,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -70,7 +74,7 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
@@ -118,9 +122,13 @@ getWantAgent(info: WantAgentInfo): Promise\<WantAgent\>
 **示例：**
 
 ```ts
-let wantAgent;
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -140,7 +148,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -150,7 +158,7 @@ let wantAgentInfo = {
 try {
     WantAgent.getWantAgent(wantAgentInfo).then((data) => {
     wantAgent = data;
-}).catch((err) => {
+}).catch((err: BusinessError) => {
     console.error('getWantAgent failed! ${err.code} ${err.message}');
 });
 } catch (err) {
@@ -187,10 +195,14 @@ getBundleName(agent: WantAgent, callback: AsyncCallback\<string\>): void
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -210,7 +222,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -218,14 +230,14 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
         console.error('getWantAgent failed ${JSON.stringify(wantAgent)}');
     }
     //getBundleName回调
-    function getBundleNameCallback(err, data) {
+    let getBundleNameCallback = (err: BusinessError, data: string) => {
         if(err) {
             console.error('getBundleName failed! ${err.code} ${err.message}');
         } else {
@@ -279,10 +291,14 @@ getBundleName(agent: WantAgent): Promise\<string\>
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
  //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -302,7 +318,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -310,7 +326,7 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
@@ -319,7 +335,7 @@ function getWantAgentCallback(err, data) {
     try {
         WantAgent.getBundleName(wantAgent).then((data)=>{
             console.info('getBundleName ok! ${JSON.stringify(data)}');
-        }).catch((err)=>{
+        }).catch((err: BusinessError)=>{
             console.error('getBundleName failed! ${err.code} ${err.message}');
         });
     } catch(err){
@@ -362,11 +378,14 @@ getUid(agent: WantAgent, callback: AsyncCallback\<number\>): void
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.app.ability.wantAgent';
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -386,7 +405,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -394,14 +413,14 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
         console.info('getWantAgent failed ${JSON.stringify(err)}');
     }
     //getUid回调
-    function getUidCallback(err, data) {
+    let getUidCallback = (err: BusinessError, data: number) => {
         if(err) {
             console.error('getUid failed! ${err.code} ${err.message}');
         } else {
@@ -455,10 +474,14 @@ getUid(agent: WantAgent): Promise\<number\>
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -478,7 +501,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -486,7 +509,7 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
@@ -495,7 +518,7 @@ function getWantAgentCallback(err, data) {
     try {
         WantAgent.getUid(wantAgent).then((data)=>{
             console.info('getUid ok! ${JSON.stringify(data)}');
-        }).catch((err)=>{
+        }).catch((err: BusinessError)=>{
             console.error('getUid failed! ${err.code} ${err.message}');
         });
     } catch(err){
@@ -540,10 +563,14 @@ getWant(agent: WantAgent, callback: AsyncCallback\<Want\>): void
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -563,7 +590,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -571,14 +598,14 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
         console.error('getWantAgent failed ${JSON.stringify(wantAgent)}');
     }
     //getWant回调
-    function getWantCallback(err, data) {
+    let getWantCallback = (err: BusinessError, data: Want) => {
         if(err) {
             console.error('getWant failed! ${err.code} ${err.message}');
         } else {
@@ -635,10 +662,14 @@ getWant(agent: WantAgent): Promise\<Want\>
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -658,7 +689,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -666,7 +697,7 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
@@ -675,7 +706,7 @@ function getWantAgentCallback(err, data) {
     try {
         WantAgent.getUid(wantAgent).then((data)=>{
             console.info('getUid ok! ${JSON.stringify(data)}');
-        }).catch((err)=>{
+        }).catch((err: BusinessError)=>{
             console.error('getUid failed! ${err.code} ${err.message}');
         });
     } catch(err){
@@ -718,10 +749,14 @@ cancel(agent: WantAgent, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -741,7 +776,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -749,14 +784,14 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
         console.error('getWantAgent failed ${JSON.stringify(wantAgent)}');
     }
     //cancel回调
-    function cancelCallback(err, data) {
+    let cancelCallback = (err: BusinessError, data: void) => {
         if(err) {
             console.error('cancel failed! ${err.code} ${err.message}');
         } else {
@@ -810,10 +845,14 @@ cancel(agent: WantAgent): Promise\<void\>
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -833,7 +872,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -841,7 +880,7 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
@@ -850,7 +889,7 @@ function getWantAgentCallback(err, data) {
     try {
         WantAgent.cancel(wantAgent).then((data)=>{
             console.info('cancel ok!');
-        }).catch((err)=>{
+        }).catch((err: BusinessError)=>{
             console.error('cancel failed! ${err.code} ${err.message}');
         });
     } catch(err){
@@ -883,14 +922,18 @@ trigger(agent: WantAgent, triggerInfo: TriggerInfo, callback?: AsyncCallback\<Co
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 // triggerInfo
-let triggerInfo = {
+let triggerInfo: WantAgent.TriggerInfo = {
     code: 0 //自定义义结果码
 };
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -910,7 +953,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -918,14 +961,14 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
         console.error('getWantAgent failed ${JSON.stringify(wantAgent)}');
     }
     //trigger回调
-    function triggerCallback(err, data) {
+    let triggerCallback = (err: BusinessError, data: WantAgent.CompleteData) => {
         if(err) {
             console.error('getUid failed! ${err.code} ${err.message}');
         } else {
@@ -966,11 +1009,15 @@ equal(agent: WantAgent, otherAgent: WantAgent, callback: AsyncCallback\<boolean\
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent1;
-let wantAgent2;
+let wantAgent1: _WantAgent;
+let wantAgent2: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -990,7 +1037,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -998,7 +1045,7 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent1 = data;
         wantAgent2 = data;
@@ -1006,7 +1053,7 @@ function getWantAgentCallback(err, data) {
         console.error('getWantAgent failed ${JSON.stringify(wantAgent)}');
     }
     //equal回调
-    function equalCallback(err, data) {
+    let equalCallback = (err: BusinessError, data: boolean) => {
         if(err) {
             console.error('equal failed! ${err.code} ${err.message}');
         } else {
@@ -1052,11 +1099,15 @@ equal(agent: WantAgent, otherAgent: WantAgent): Promise\<boolean\>
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent1;
-let wantAgent2;
+let wantAgent1: _WantAgent;
+let wantAgent2: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -1076,7 +1127,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -1084,7 +1135,7 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent1 = data;
         wantAgent2 = data;
@@ -1094,7 +1145,7 @@ function getWantAgentCallback(err, data) {
     try {
         WantAgent.equal(wantAgent1,wantAgent2).then((data)=>{
             console.info('equal ok! ${JSON.stringify(data)}');
-        }).catch((err)=>{
+        }).catch((err: BusinessError)=>{
             console.error('equal failed! ${err.code} ${err.message}');
         })
     } catch(err){
@@ -1136,10 +1187,14 @@ getOperationType(agent: WantAgent, callback: AsyncCallback\<number>): void;
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -1159,7 +1214,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -1167,14 +1222,14 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
         console.error('getWantAgent failed ${JSON.stringify(wantAgent)}');
     }
     //getOperationTypeCallback回调
-    function getOperationTypeCallback(err, data) {
+    let getOperationTypeCallback = (err: BusinessError, data: number) => {
         if(err) {
             console.error('getOperationType failed! ${err.code} ${err.message}');
         } else {
@@ -1227,10 +1282,14 @@ getOperationType(agent: WantAgent): Promise\<number>;
 **示例：**
 
 ```ts
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.app.ability.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 //WantAgentInfo对象
-let wantAgentInfo = {
+let wantAgentInfo: WantAgent.WantAgentInfo = {
     wants: [
         {
             deviceId: 'deviceId',
@@ -1250,7 +1309,7 @@ let wantAgentInfo = {
                 mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
                 mykey6: true,
             }
-        }
+        } as Want
     ],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
@@ -1258,7 +1317,7 @@ let wantAgentInfo = {
 };
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err === undefined) {
         wantAgent = data;
     } else {
@@ -1267,7 +1326,7 @@ function getWantAgentCallback(err, data) {
     try {
         WantAgent.getOperationType(wantAgent).then((data)=>{
             console.info('getOperationType ok! ${JSON.stringify(data)}');
-        }).catch((err)=>{
+        }).catch((err: BusinessError) => {
             console.error('getOperationType failed! ${err.code} ${err.message}');
         });
     } catch(err){

zh-cn/application-dev/reference/apis/js-apis-application-StaticSubscriberExtensionContext.md

@@ -21,9 +21,10 @@ import StaticSubscriberExtensionContext from '@ohos.application.StaticSubscriber
 
 ```ts
 import StaticSubscriberExtensionAbility from '@ohos.application.StaticSubscriberExtensionAbility'
+import StaticSubscriberExtensionContext from '@ohos.application.StaticSubscriberExtensionContext'
 
 export default class MyStaticSubscriberExtensionAbility extends StaticSubscriberExtensionAbility {
-    context = this.context;
+    context: StaticSubscriberExtensionContext = this.context;
 };
 ```
 
@@ -73,13 +74,16 @@ startAbility(want: Want, callback: AsyncCallback<void>): void;
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     bundleName: "com.example.myapp",
     abilityName: "MyAbility"
   };
 
   try {
-    this.context.startAbility(want, (error) => {
+    this.context.startAbility(want, (error: BusinessError) => {
       if (error) {
         // 处理业务逻辑错误
         console.log('startAbility failed, error.code: ' + JSON.stringify(error.code) +
@@ -91,8 +95,10 @@ startAbility(want: Want, callback: AsyncCallback<void>): void;
     });
   } catch (paramError) {
     // 处理入参错误异常
-    console.log('startAbility failed, error.code: ' + JSON.stringify(paramError.code) +
-    ' error.message: ' + JSON.stringify(paramError.message));
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.log('startAbility failed, error.code: ' + JSON.stringify(code) +
+    ' error.message: ' + JSON.stringify(message));
   }
   ```
 
@@ -147,7 +153,10 @@ startAbility(want: Want): Promise<void>;
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     bundleName: "com.example.myapp",
     abilityName: "MyAbility"
   };
@@ -158,14 +167,16 @@ startAbility(want: Want): Promise<void>;
         // 执行正常业务
         console.log('startAbility succeed');
       })
-      .catch((error) => {
+      .catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.log('startAbility failed, error.code: ' + JSON.stringify(error.code) +
         ' error.message: ' + JSON.stringify(error.message));
       });
   } catch (paramError) {
     // 处理入参错误异常
-    console.log('startAbility failed, error.code: ' + JSON.stringify(paramError.code) +
-    ' error.message: ' + JSON.stringify(paramError.message));
+    let code = (paramError as BusinessError).code;
+    let message = (paramError as BusinessError).message;
+    console.log('startAbility failed, error.code: ' + JSON.stringify(code) +
+    ' error.message: ' + JSON.stringify(message));
   }
   ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-application-abilityDelegatorRegistry.md

@@ -43,9 +43,9 @@ getAbilityDelegator(): AbilityDelegator
 **示例：**
 
 ```ts
-let abilityDelegator;
+import AbilityDelegatorRegistry from '@ohos.application.abilityDelegatorRegistry';
 
-abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+let abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
 ```
 
 ## AbilityDelegatorRegistry.getArguments
@@ -65,6 +65,8 @@ getArguments(): AbilityDelegatorArgs
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.application.abilityDelegatorRegistry';
+
 let args = AbilityDelegatorRegistry.getArguments();
 console.info('getArguments bundleName: ${args.bundleName}');
 console.info('getArguments testCaseNames: ${args.testCaseNames}');

zh-cn/application-dev/reference/apis/js-apis-application-abilityManager.md

@@ -49,7 +49,10 @@ updateConfiguration(config: Configuration, callback: AsyncCallback\<void>): void
 **示例**：
 
 ```ts
-let config = {
+import abilityManager from '@ohos.application.abilityManager';
+import { Configuration } from '@ohos.application.Configuration';
+
+let config: Configuration = {
   language: 'chinese' 
 };
 
@@ -83,13 +86,17 @@ updateConfiguration(config: Configuration): Promise\<void>
 **示例**：
 
 ```ts
-let config = {
+import abilityManager from '@ohos.application.abilityManager';
+import { Configuration } from '@ohos.application.Configuration';
+import { BusinessError } from '@ohos.base';
+
+let config: Configuration = {
   language: 'chinese' 
 };
 
 abilityManager.updateConfiguration(config).then(() => {
   console.log('updateConfiguration success');
-}).catch((err) => {
+}).catch((err: BusinessError) => {
   console.error('updateConfiguration fail');
 });
 ```
@@ -113,6 +120,8 @@ getAbilityRunningInfos(callback: AsyncCallback\<Array\<AbilityRunningInfo>>): vo
 **示例**：
 
 ```ts
+import abilityManager from '@ohos.application.abilityManager';
+
 abilityManager.getAbilityRunningInfos((err,data) => { 
     console.log('getAbilityRunningInfos err: ${err}, data: ${JSON.stringify(data)}');
 });
@@ -137,9 +146,12 @@ getAbilityRunningInfos(): Promise\<Array\<AbilityRunningInfo>>
 **示例**：
 
 ```ts
+import abilityManager from '@ohos.application.abilityManager';
+import { BusinessError } from '@ohos.base';
+
 abilityManager.getAbilityRunningInfos().then((data) => {
     console.log('getAbilityRunningInfos  data: ${JSON.stringify(data)}');
-}).catch((err) => {
+}).catch((err: BusinessError) => {
   console.error('getAbilityRunningInfos err: ${JSON.stringify(err)}');
 });
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-application-appManager.md

@@ -29,6 +29,8 @@ static isRunningInStabilityTest(callback: AsyncCallback<boolean>): void
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+
   appManager.isRunningInStabilityTest((error, flag) => {
     if (error && error.code !== 0) {
         console.error('isRunningInStabilityTest fail, error: ${JSON.stringify(error)}');
@@ -56,9 +58,12 @@ static isRunningInStabilityTest(): Promise<boolean>
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   appManager.isRunningInStabilityTest().then((flag) => {
       console.log('The result of isRunningInStabilityTest is: ${JSON.stringify(flag)}');
-  }).catch((error) => {
+  }).catch((error: BusinessError) => {
       console.error('error: ${JSON.stringify(error)}');
   });
   ```
@@ -81,9 +86,12 @@ isRamConstrainedDevice(): Promise\<boolean>;
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   appManager.isRamConstrainedDevice().then((data) => {
       console.log('The result of isRamConstrainedDevice is: ${JSON.stringify(data)}');
-  }).catch((error) => {
+  }).catch((error: BusinessError) => {
       console.error('error: ${JSON.stringify(error)}');
   });
   ```
@@ -105,6 +113,8 @@ isRamConstrainedDevice(callback: AsyncCallback\<boolean>): void;
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+
   appManager.isRamConstrainedDevice((error, data) => {
       if (error && error.code !== 0) {
           console.error('isRamConstrainedDevice fail, error: ${JSON.stringify(error)}');
@@ -131,9 +141,12 @@ getAppMemorySize(): Promise\<number>;
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   appManager.getAppMemorySize().then((data) => {
       console.log('The size of app memory is: ${JSON.stringify(data)}');
-  }).catch((error) => {
+  }).catch((error: BusinessError) => {
       console.error('error: ${JSON.stringify(error)}');
   });
   ```
@@ -155,6 +168,8 @@ getAppMemorySize(callback: AsyncCallback\<number>): void;
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+
   appManager.getAppMemorySize((error, data) => {
       if (error && error.code !== 0) {
           console.error('getAppMemorySize fail, error: ${JSON.stringify(error)}');
@@ -184,9 +199,12 @@ getProcessRunningInfos(): Promise\<Array\<ProcessRunningInfo>>;
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   appManager.getProcessRunningInfos().then((data) => {
       console.log('The process running infos is: ${JSON.stringify(data)}');
-  }).catch((error) => {
+  }).catch((error: BusinessError) => {
       console.error('error: ${JSON.stringify(error)}');
   });
   ```
@@ -212,6 +230,8 @@ getProcessRunningInfos(callback: AsyncCallback\<Array\<ProcessRunningInfo>>): vo
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+
   appManager.getProcessRunningInfos((error, data) => {
       if (error && error.code !== 0) {
           console.error('getProcessRunningInfos fail, error: ${JSON.stringify(error)}');
@@ -242,7 +262,9 @@ registerApplicationStateObserver(observer: ApplicationStateObserver): number;
 **示例：**
     
   ```ts
-  let applicationStateObserver = {
+  import appManager from '@ohos.application.appManager';
+
+  const observerCode = appManager.registerApplicationStateObserver({
     onForegroundApplicationChanged(appStateData) {
         console.log('------------ onForegroundApplicationChanged -----------', appStateData);
     },
@@ -258,8 +280,7 @@ registerApplicationStateObserver(observer: ApplicationStateObserver): number;
     onProcessStateChanged(processData) {
         console.log('------------ onProcessStateChanged -----------', processData);
     }
-  };
-  const observerCode = appManager.registerApplicationStateObserver(applicationStateObserver);
+  });
   console.log('-------- observerCode: ---------', observerCode);
   ```
 
@@ -285,9 +306,12 @@ unregisterApplicationStateObserver(observerId: number,  callback: AsyncCallback\
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   let observerId = 100;
 
-  function unregisterApplicationStateObserverCallback(err) {
+  function unregisterApplicationStateObserverCallback(err: BusinessError) {
     if (err) {
         console.error('------------ unregisterApplicationStateObserverCallback ------------', err);
     }
@@ -322,13 +346,16 @@ unregisterApplicationStateObserver(observerId: number): Promise\<void>;
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   let observerId = 100;
 
   appManager.unregisterApplicationStateObserver(observerId)
   .then((data) => {
       console.log('----------- unregisterApplicationStateObserver success ----------', data);
   })
-  .catch((err) => {
+  .catch((err: BusinessError) => {
       console.error('----------- unregisterApplicationStateObserver fail ----------', err);
   });
   ```
@@ -354,14 +381,15 @@ getForegroundApplications(callback: AsyncCallback\<Array\<AppStateData>>): void;
 **示例：**
     
   ```ts
-  function getForegroundApplicationsCallback(err, data) {
+  import appManager from '@ohos.application.appManager';
+
+  appManager.getForegroundApplications((err, data) => {
     if (err) {
         console.error('--------- getForegroundApplicationsCallback fail ---------', err);
     } else {
         console.log('--------- getForegroundApplicationsCallback success ---------', data);
     }
-  }
-  appManager.getForegroundApplications(getForegroundApplicationsCallback);
+  });
   ```
 
 ## appManager.getForegroundApplications<sup>8+</sup>
@@ -385,11 +413,14 @@ getForegroundApplications(): Promise\<Array\<AppStateData>>;
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   appManager.getForegroundApplications()
   .then((data) => {
       console.log('--------- getForegroundApplications success -------', data);
   })
-  .catch((err) => {
+  .catch((err: BusinessError) => {
       console.error('--------- getForegroundApplications fail -------', err);
   });
   ```
@@ -420,13 +451,16 @@ killProcessWithAccount(bundleName: string, accountId: number): Promise\<void\>
 **示例：**
 
 ```ts
+import appManager from '@ohos.application.appManager';
+import { BusinessError } from '@ohos.base';
+
 let bundleName = 'bundleName';
 let accountId = 0;
 appManager.killProcessWithAccount(bundleName, accountId)
    .then((data) => {
        console.log('------------ killProcessWithAccount success ------------', data);
    })
-   .catch((err) => {
+   .catch((err: BusinessError) => {
        console.error('------------ killProcessWithAccount fail ------------', err);
    });
 ```
@@ -459,9 +493,12 @@ killProcessWithAccount(bundleName: string, accountId: number, callback: AsyncCal
 **示例：**
 
 ```ts
+import appManager from '@ohos.application.appManager';
+import { BusinessError } from '@ohos.base';
+
 let bundleName = 'bundleName';
 let accountId = 0;
-function killProcessWithAccountCallback(err, data) {
+function killProcessWithAccountCallback(err: BusinessError, data: void) {
    if (err) {
        console.error('------------- killProcessWithAccountCallback fail, err: --------------', err);
    } else {
@@ -493,8 +530,11 @@ killProcessesByBundleName(bundleName: string, callback: AsyncCallback\<void>);
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+import { BusinessError } from '@ohos.base';
+
   let bundleName = 'bundleName';
-  function killProcessesByBundleNameCallback(err, data) {
+  function killProcessesByBundleNameCallback(err: BusinessError, data: void) {
     if (err) {
         console.error('------------- killProcessesByBundleNameCallback fail, err: --------------', err);
     } else {
@@ -531,12 +571,15 @@ killProcessesByBundleName(bundleName: string): Promise\<void>;
 **示例：**
 
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   let bundleName = 'com.example.myapplication';
   appManager.killProcessesByBundleName(bundleName)
     .then((data) => {
         console.log('------------ killProcessesByBundleName success ------------', data);
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
         console.error('------------ killProcessesByBundleName fail ------------', err);
     });
   ```
@@ -563,8 +606,11 @@ clearUpApplicationData(bundleName: string, callback: AsyncCallback\<void>);
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   let bundleName = 'bundleName';
-  function clearUpApplicationDataCallback(err, data) {
+  function clearUpApplicationDataCallback(err: BusinessError, data: void) {
     if (err) {
         console.error('------------- clearUpApplicationDataCallback fail, err: --------------', err);
     } else {
@@ -601,12 +647,15 @@ clearUpApplicationData(bundleName: string): Promise\<void>;
 **示例：**
     
   ```ts
+  import appManager from '@ohos.application.appManager';
+  import { BusinessError } from '@ohos.base';
+
   let bundleName = 'bundleName';
   appManager.clearUpApplicationData(bundleName)
     .then((data) => {
         console.log('------------ clearUpApplicationData success ------------', data);
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
         console.error('------------ clearUpApplicationData fail ------------', err);
     });
   ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-application-configuration.md

@@ -25,17 +25,20 @@ import Configuration from '@ohos.application.Configuration';
 **示例：**
   ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import EnvironmentCallback from '@ohos.app.ability.EnvironmentCallback';
+import Want from '@ohos.app.ability.Want';
 import Window from '@ohos.window';
 
 export default class EntryAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
     }
 
     onDestroy() {
     }
 
     onWindowStageCreate(windowStage: Window.WindowStage) {
-        let envCallback = {
+        let envCallback: EnvironmentCallback = {
             onConfigurationUpdated(config) {
                 console.info(`envCallback onConfigurationUpdated success: ${JSON.stringify(config)}`);
                 let language = config.language;

zh-cn/application-dev/reference/apis/js-apis-application-missionManager.md

@@ -43,17 +43,18 @@ registerMissionListener(listener: MissionListener): number;
 **示例：**
 
 ```ts
-let listener = {
-    onMissionCreated: function (mission) {console.log('--------onMissionCreated-------');},
-    onMissionDestroyed: function (mission) {console.log('--------onMissionDestroyed-------');},
-    onMissionSnapshotChanged: function (mission) {console.log('--------onMissionSnapshotChanged-------');},
-    onMissionMovedToFront: function (mission) {console.log('--------onMissionMovedToFront-------');},
-    onMissionIconUpdated: function (mission, icon) {console.log('--------onMissionIconUpdated-------');},
-    onMissionClosed: function (mission) {console.log('--------onMissionClosed-------');},
-    onMissionLabelUpdated: function (mission) {console.log('--------onMissionLabelUpdated-------');}
-};
+import missionManager from '@ohos.application.missionManager';
+
 console.log('registerMissionListener');
-let listenerid = missionManager.registerMissionListener(listener);
+let listenerid = missionManager.registerMissionListener({
+  onMissionCreated: (mission) => {console.log('--------onMissionCreated-------');},
+  onMissionDestroyed: (mission) => {console.log('--------onMissionDestroyed-------');},
+  onMissionSnapshotChanged: (mission) => {console.log('--------onMissionSnapshotChanged-------');},
+  onMissionMovedToFront: (mission) => {console.log('--------onMissionMovedToFront-------');},
+  onMissionIconUpdated: (mission, icon) => {console.log('--------onMissionIconUpdated-------');},
+  onMissionClosed: (mission) => {console.log('--------onMissionClosed-------');},
+  onMissionLabelUpdated: (mission) => {console.log('--------onMissionLabelUpdated-------');}
+});
 ```
 
 
@@ -79,17 +80,18 @@ unregisterMissionListener(listenerId: number, callback: AsyncCallback<void&gt
 **示例：**
 
 ```ts
-  let listener = {
-      onMissionCreated: function (mission) {console.log('--------onMissionCreated-------');},
-      onMissionDestroyed: function (mission) {console.log('--------onMissionDestroyed-------');},
-      onMissionSnapshotChanged: function (mission) {console.log('--------onMissionSnapshotChanged-------');},
-      onMissionMovedToFront: function (mission) {console.log('--------onMissionMovedToFront-------');},
-      onMissionIconUpdated: function (mission, icon) {console.log('--------onMissionIconUpdated-------');},
-      onMissionClosed: function (mission) {console.log('--------onMissionClosed-------');},
-      onMissionLabelUpdated: function (mission) {console.log('--------onMissionLabelUpdated-------');}
-  };
+  import missionManager from '@ohos.application.missionManager';
+
   console.log('registerMissionListener');
-  let listenerid = missionManager.registerMissionListener(listener);
+  let listenerid = missionManager.registerMissionListener({
+    onMissionCreated: (mission) => {console.log('--------onMissionCreated-------');},
+    onMissionDestroyed: (mission) => {console.log('--------onMissionDestroyed-------');},
+    onMissionSnapshotChanged: (mission) => {console.log('--------onMissionSnapshotChanged-------');},
+    onMissionMovedToFront: (mission) => {console.log('--------onMissionMovedToFront-------');},
+    onMissionIconUpdated: (mission, icon) => {console.log('--------onMissionIconUpdated-------');},
+    onMissionClosed: (mission) => {console.log('--------onMissionClosed-------');},
+    onMissionLabelUpdated: (mission) => {console.log('--------onMissionLabelUpdated-------');}
+  });
 
   missionManager.unregisterMissionListener(listenerid, (error) => {
       console.error('unregisterMissionListener fail, error: ${error}');
@@ -124,19 +126,21 @@ unregisterMissionListener(listenerId: number): Promise<void>;
 **示例：**
 
 ```ts
-  let listener = {
-      onMissionCreated: function (mission) {console.log('--------onMissionCreated-------');},
-      onMissionDestroyed: function (mission) {console.log('--------onMissionDestroyed-------');},
-      onMissionSnapshotChanged: function (mission) {console.log('--------onMissionSnapshotChanged-------');},
-      onMissionMovedToFront: function (mission) {console.log('--------onMissionMovedToFront-------');},
-      onMissionIconUpdated: function (mission, icon) {console.log('--------onMissionIconUpdated-------');},
-      onMissionClosed: function (mission) {console.log('--------onMissionClosed-------');},
-      onMissionLabelUpdated: function (mission) {console.log('--------onMissionLabelUpdated-------');}
-  };
+  import missionManager from '@ohos.application.missionManager';
+  import { BusinessError } from '@ohos.base';
+
   console.log('registerMissionListener');
-  let listenerid = missionManager.registerMissionListener(listener);
+  let listenerid = missionManager.registerMissionListener({
+    onMissionCreated: (mission) => {console.log('--------onMissionCreated-------');},
+    onMissionDestroyed: (mission) => {console.log('--------onMissionDestroyed-------');},
+    onMissionSnapshotChanged: (mission) => {console.log('--------onMissionSnapshotChanged-------');},
+    onMissionMovedToFront: (mission) => {console.log('--------onMissionMovedToFront-------');},
+    onMissionIconUpdated: (mission, icon) => {console.log('--------onMissionIconUpdated-------');},
+    onMissionClosed: (mission) => {console.log('--------onMissionClosed-------');},
+    onMissionLabelUpdated: (mission) => {console.log('--------onMissionLabelUpdated-------');}
+  });
 
-  missionManager.unregisterMissionListener(listenerid).catch(function (error) {
+  missionManager.unregisterMissionListener(listenerid).catch((error: BusinessError) => {
       console.error('unregisterMissionListener fail, error: ${error}');
   });
 ```
@@ -166,21 +170,23 @@ getMissionInfo(deviceId: string, missionId: number, callback: AsyncCallback<M
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
+  import { BusinessError } from '@ohos.base';
 
-  let allMissions=missionManager.getMissionInfos('',10).catch(function(err){console.log(err);});
-      missionManager.getMissionInfo('', allMissions[0].missionId, (error, mission) => {
-        if (error.code) {
-          console.error('getMissionInfo failed, error.code: ${error.code}, error.message: ${error.message}');
-          return;
-        }
-
-        console.log('mission.missionId = ${mission.missionId}');
-        console.log('mission.runningState = ${mission.runningState}');
-        console.log('mission.lockedState = ${mission.lockedState}');
-        console.log('mission.timestamp = ${mission.timestamp}');
-        console.log('mission.label = ${mission.label}');
-        console.log('mission.iconPath = ${mission.iconPath}');
-      });
+  let allMissions=missionManager.getMissionInfos('',10).catch((err: BusinessError) => {
+    console.log('${err}');});
+  missionManager.getMissionInfo('', allMissions[0].missionId, (error, mission) => {
+    if (error.code) {
+      console.error('getMissionInfo failed, error.code: ${error.code}, error.message: ${error.message}');
+      return;
+    }
+
+    console.log('mission.missionId = ${mission.missionId}');
+    console.log('mission.runningState = ${mission.runningState}');
+    console.log('mission.lockedState = ${mission.lockedState}');
+    console.log('mission.timestamp = ${mission.timestamp}');
+    console.log('mission.label = ${mission.label}');
+    console.log('mission.iconPath = ${mission.iconPath}');
+  });
   ```
 
 
@@ -213,8 +219,9 @@ getMissionInfo(deviceId: string, missionId: number): Promise<MissionInfo>;
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
+  import { BusinessError } from '@ohos.base';
 
-  let mission = missionManager.getMissionInfo('', 10).catch(function (error){
+  let mission = missionManager.getMissionInfo('', 10).catch((error: BusinessError) => {
       console.error('getMissionInfo fail, error: ${error}');
   });
   ```
@@ -285,8 +292,9 @@ getMissionInfos(deviceId: string, numMax: number): Promise<Array<MissionIn
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
+  import { BusinessError } from '@ohos.base';
 
-  let allMissions = missionManager.getMissionInfos('', 10).catch(function (error){
+  let allMissions = missionManager.getMissionInfos('', 10).catch((error: BusinessError) => {
       console.error('getMissionInfos fail, error: ${error}');
   });
   ```
@@ -366,20 +374,21 @@ getMissionSnapShot(deviceId: string, missionId: number): Promise<MissionSnaps
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
+  import { BusinessError } from '@ohos.base';
 
-  let allMissions;
-  missionManager.getMissionInfos('',10).then(function(res){
-    allMissions=res;
-    }).catch(function(error) {
-        console.error('getMissionInfos fail, error: ${error}');
-    });
+  let id: number = -1;
+  missionManager.getMissionInfos('',10).then((res) => {
+    let allMissions = res;
     console.log('size = ${allMissions.length}');
     console.log('missions = ${JSON.stringify(allMissions)}');
-    let id = allMissions[0].missionId;
+    id = allMissions[0].missionId;
+  }).catch((error: BusinessError) => {
+    console.error('getMissionInfos fail, error: ${error}');
+  });
 
-    let snapshot = missionManager.getMissionSnapShot('', id).catch(function (error){
-        console.error('getMissionSnapShot fail, error: ${error}');
-    });
+  let snapshot = missionManager.getMissionSnapShot('', id).catch((error: BusinessError) => {
+    console.error('getMissionSnapShot fail, error: ${error}');
+  });
   ```
 
 ## missionManager.lockMission
@@ -450,17 +459,19 @@ lockMission(missionId: number): Promise<void>;
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
-  let allMissions;
-  missionManager.getMissionInfos('',10).then(function(res){
-    allMissions=res;
-  }).catch(function(error) {
+  import { BusinessError } from '@ohos.base';
+
+  let id: number = -1;
+  missionManager.getMissionInfos('',10).then((res) => {
+    let allMissions = res;
+    console.log('size = ${allMissions.length}');
+    console.log('missions = ${JSON.stringify(allMissions)}');
+    id = allMissions[0].missionId;
+  }).catch((error: BusinessError) => {
       console.error('getMissionInfos fail, error: ${error}');
   });
-  console.log('size = ${allMissions.length}');
-  console.log('missions = ${JSON.stringify(allMissions)}');
-  let id = allMissions[0].missionId;
 
-  missionManager.lockMission(id).catch(function (error){
+  missionManager.lockMission(id).catch((error: BusinessError) => {
       console.error('lockMission fail, error: ${error}');
   });
   ```
@@ -534,21 +545,22 @@ unlockMission(missionId: number): Promise<void>;
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
+  import { BusinessError } from '@ohos.base';
 
-  let allMissions;
-  missionManager.getMissionInfos('',10).then(function(res){
-    allMissions=res;
-  }).catch(function(error) {
+  let id: number = -1;
+  missionManager.getMissionInfos('',10).then((res) => {
+    let allMissions = res;
+    console.log('size = ${allMissions.length}');
+    console.log('missions = ${JSON.stringify(allMissions)}');
+    id = allMissions[0].missionId;
+  }).catch((error: BusinessError) => {
       console.error('getMissionInfos fail, error: ${error}');
   });
-  console.log('size = ${allMissions.length}');
-  console.log('missions = ${JSON.stringify(allMissions)}');
-  let id = allMissions[0].missionId;
 
-  missionManager.lockMission(id).catch(function (error){
+  missionManager.lockMission(id).catch((error: BusinessError) => {
       console.error('lockMission fail, error: ${error}');
   });
-  missionManager.unlockMission(id).catch(function (error){
+  missionManager.unlockMission(id).catch((error: BusinessError) => {
       console.error('unlockMission fail, error: ${error}');
   });
   ```
@@ -622,18 +634,19 @@ clearMission(missionId: number): Promise<void>;
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
+  import { BusinessError } from '@ohos.base';
 
-  let allMissions;
-  missionManager.getMissionInfos('',10).then(function(res){
-    allMissions=res;
-  }).catch(function(error) {
+  let id: number = -1;
+  missionManager.getMissionInfos('',10).then((res) => {
+    let allMissions = res;
+    console.log('size = ${allMissions.length}');
+    console.log('missions = ${JSON.stringify(allMissions)}');
+    id = allMissions[0].missionId;
+  }).catch((error: BusinessError) => {
       console.error('getMissionInfos fail, error: ${error}');
   });
-  console.log('size = ${allMissions.length}');
-  console.log('missions = ${JSON.stringify(allMissions)}');
-  let id = allMissions[0].missionId;
 
-  missionManager.clearMission(id).catch(function (error){
+  missionManager.clearMission(id).catch((error: BusinessError) => {
     console.error('clearMission fail, error: ${error}');
   });
   ```
@@ -684,7 +697,9 @@ clearAllMissions(): Promise<void>;
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
-  missionManager.clearAllMissions().catch(function (error){
+  import { BusinessError } from '@ohos.base';
+
+  missionManager.clearAllMissions().catch((error: BusinessError) => {
       console.error('clearAllMissions fail, error: ${error}');
   });
   ```
@@ -800,18 +815,19 @@ moveMissionToFront(missionId: number, options?: StartOptions): Promise<void&g
 
   ```ts
   import missionManager from '@ohos.application.missionManager';
+  import { BusinessError } from '@ohos.base';
 
-  let allMissions;
-  missionManager.getMissionInfos('',10).then(function(res){
-    allMissions=res;
-  }).catch(function(error) {
+  let id: number = -1;
+  missionManager.getMissionInfos('',10).then((res) => {
+    let allMissions = res;
+    console.log('size = ${allMissions.length}');
+    console.log('missions = ${JSON.stringify(allMissions)}');
+    id = allMissions[0].missionId;
+  }).catch((error: BusinessError) => {
       console.error('getMissionInfos fail, error: ${error}');
   });
-  console.log('size = ${allMissions.length}');
-  console.log('missions = ${JSON.stringify(allMissions)}');
-  let id = allMissions[0].missionId;
 
-  missionManager.moveMissionToFront(id).catch(function (error){
+  missionManager.moveMissionToFront(id).catch((error: BusinessError) => {
     console.error('moveMissionToFront fail, error: ${error}');
   });
   ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-application-staticSubscriberExtensionAbility.md

@@ -41,8 +41,11 @@ onReceiveEvent(event: CommonEventData): void;
 
 **示例：**
   ```ts
+  import StaticSubscriberExtensionAbility from '@ohos.application.StaticSubscriberExtensionAbility';
+  import CommonEventManager from '@ohos.commonEventManager';
+
     class MyStaticSubscriberExtensionAbility extends StaticSubscriberExtensionAbility {
-        onReceiveEvent(event) {
+        onReceiveEvent(event: CommonEventManager.CommonEventData) {
             console.log('onReceiveEvent, event: ${JSON.stringify(event)}');
         }
     }

zh-cn/application-dev/reference/apis/js-apis-application-testRunner.md

@@ -25,6 +25,8 @@ onPrepare(): void
 **示例：**
 
 ```ts
+import TestRunner from '@ohos.application.testRunner';
+
 export default class UserTestRunner implements TestRunner {
     onPrepare() {
         console.log('Trigger onPrepare');
@@ -46,6 +48,8 @@ onRun(): void
 **示例：**
 
 ```ts
+import TestRunner from '@ohos.application.testRunner';
+
 export default class UserTestRunner implements TestRunner {
     onPrepare() {}
     onRun() {

zh-cn/application-dev/reference/apis/js-apis-application-want.md

@@ -33,13 +33,15 @@ import Want from '@ohos.application.Want';
 - 基础用法(在UIAbility对象中调用，其中示例中的context为UIAbility的上下文对象)
 
   ```ts
-    let want = {
+    import Want from '@ohos.application.Want';
+    import { BusinessError } from '@ohos.base';
+
+    let want: Want = {
         'deviceId': '', // deviceId为空表示本设备
         'bundleName': 'com.example.myapplication',
         'abilityName': 'EntryAbility',
-        'moduleName': 'entry' // moduleName非必选
     };
-    this.context.startAbility(want, (error) => {
+    this.context.startAbility(want, (error: BusinessError) => {
         // 显式拉起Ability，通过bundleName、abilityName和moduleName可以唯一确定一个Ability
         console.error('error.code = ${error.code}');
     });
@@ -49,7 +51,9 @@ import Want from '@ohos.application.Want';
 
     * 字符串（String）
         ```ts
-        let want = {
+        import Want from '@ohos.application.Want';
+
+        let want: Want = {
             bundleName: 'com.example.myapplication',
             abilityName: 'EntryAbility',
             parameters: {
@@ -59,7 +63,9 @@ import Want from '@ohos.application.Want';
         ```
     * 数字（Number）
         ```ts
-        let want = {
+        import Want from '@ohos.application.Want';
+
+        let want: Want = {
             bundleName: 'com.example.myapplication',
             abilityName: 'EntryAbility',
             parameters: {
@@ -70,7 +76,9 @@ import Want from '@ohos.application.Want';
         ```
     * 布尔（Boolean）
         ```ts
-        let want = {
+        import Want from '@ohos.application.Want';
+
+        let want: Want = {
             bundleName: 'com.example.myapplication',
             abilityName: 'EntryAbility',
             parameters: {
@@ -80,7 +88,9 @@ import Want from '@ohos.application.Want';
         ```
     * 对象（Object）
         ```ts
-        let want = {
+        import Want from '@ohos.application.Want';
+
+        let want: Want = {
             bundleName: 'com.example.myapplication',
             abilityName: 'EntryAbility',
             parameters: {
@@ -95,7 +105,9 @@ import Want from '@ohos.application.Want';
         ```
     * 数组（Array）
         ```ts
-        let want = {
+        import Want from '@ohos.application.Want';
+
+        let want: Want = {
             bundleName: 'com.example.myapplication',
             abilityName: 'EntryAbility',
             parameters: {
@@ -109,22 +121,24 @@ import Want from '@ohos.application.Want';
     * 文件描述符（FD）
         ```ts
             import fs from '@ohos.file.fs';
-            let fd;
+            import Want from '@ohos.application.Want';
+            import { BusinessError } from '@ohos.base';
+
+            let fd: number = 0;
             try {
                 fd = fs.openSync('/data/storage/el2/base/haps/pic.png').fd;
             } catch(e) {
                 console.error('openSync fail: ${JSON.stringify(e)}');
             }
-            let want = {
-                'deviceId': '', // deviceId为空表示本设备
-                'bundleName': 'com.example.myapplication',
-                'abilityName': 'EntryAbility',
-                'moduleName': 'entry', // moduleName非必选
-                'parameters': {
+            let want: Want = {
+                deviceId: '', // deviceId为空表示本设备
+                bundleName: 'com.example.myapplication',
+                abilityName: 'EntryAbility',
+                parameters: {
                     'keyFd':{'type':'FD', 'value':fd}
                 }
             };
-            this.context.startAbility(want, (error) => {
+            this.context.startAbility(want, (error: BusinessError) => {
                 // 显式拉起Ability，通过bundleName、abilityName和moduleName可以唯一确定一个Ability
                 console.error('error.code = ${error.code}');
             });

zh-cn/application-dev/reference/apis/js-apis-businessAbilityRouter.md

@@ -72,17 +72,20 @@ queryBusinessAbilityInfo(filter: BusinessAbilityFilter, callback: AsyncCallback\
 
 ```ts
 import businessAbilityRouter from '@ohos.app.businessAbilityRouter';
-let filter = {businessType: businessAbilityRouter.BusinessType.SHARE};
+import { BusinessError } from '@ohos.base';
+
+let filter: businessAbilityRouter.BusinessAbilityFilter = {businessType: businessAbilityRouter.BusinessType.SHARE};
 
 try {
     businessAbilityRouter.queryBusinessAbilityInfo(filter)
         .then(() => {
             console.info('queryBusinessAbilityInfo success');
-        }).catch((error) => {
+        }).catch((error: BusinessError) => {
             console.error('queryBusinessAbilityInfo failed ' + error.message);
         });
 } catch (error) {
-    console.error('queryBusinessAbilityInfo failed ' + error.message);
+    let message = (error as BusinessError).message;
+    console.error('queryBusinessAbilityInfo failed ' + message);
 }
 ```
 
@@ -114,7 +117,9 @@ queryBusinessAbilityInfo(filter: BusinessAbilityFilter): Promise\<Array\<Busines
 
 ```ts
 import businessAbilityRouter from '@ohos.app.businessAbilityRouter';
-let filter = {businessType: businessAbilityRouter.BusinessType.SHARE};
+import { BusinessError } from '@ohos.base';
+
+let filter: businessAbilityRouter.BusinessAbilityFilter = {businessType: businessAbilityRouter.BusinessType.SHARE};
 
 try {
     businessAbilityRouter.queryBusinessAbilityInfo(filter, (error, data) => {
@@ -125,6 +130,7 @@ try {
         console.info('queryBusinessAbilityInfo success');
     });
 } catch (error) {
-    console.error('queryBusinessAbilityInfo failed ' + error.message);
+    let message = (error as BusinessError).message;
+    console.error('queryBusinessAbilityInfo failed ' + message);
 }
 ```

zh-cn/application-dev/reference/apis/js-apis-inner-ability-connectOptions.md

@@ -25,7 +25,10 @@ import common from '@ohos.app.ability.common';
 **示例：**
 
   ```ts
-  let want = {
+  import common from '@ohos.app.ability.common';
+  import Want from '@ohos.app.ability.Want';
+
+  let want: Want = {
     bundleName: 'com.example.myapp',
     abilityName: 'MyAbility'
   };
@@ -42,5 +45,5 @@ import common from '@ohos.app.ability.common';
     }
   };
 
-  let connection = this.context.connectAbility(want, connectOptions);
+  let connection: number = this.context.connectAbility(want, connectOptions);
   ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-inner-ability-dataAbilityHelper.md

@@ -40,7 +40,9 @@ openFile(uri: string, mode: string, callback: AsyncCallback\<number>): void
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -78,7 +80,9 @@ openFile(uri: string, mode: string): Promise\<number>
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -107,7 +111,9 @@ on(type: 'dataChange', uri: string, callback: AsyncCallback\<void>): void
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -140,7 +146,9 @@ off(type: 'dataChange', uri: string, callback?: AsyncCallback\<void>): void
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -176,7 +184,9 @@ getType(uri: string, callback: AsyncCallback\<string>): void
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -212,7 +222,9 @@ getType(uri: string): Promise\<string>
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -240,7 +252,9 @@ getFileTypes(uri: string, mimeTypeFilter: string, callback: AsyncCallback<Array\
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -277,7 +291,9 @@ getFileTypes(uri: string, mimeTypeFilter: string): Promise\<Array\<string>>
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -304,7 +320,9 @@ normalizeUri(uri: string, callback: AsyncCallback\<string>): void
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -340,7 +358,9 @@ normalizeUri(uri: string): Promise\<string>
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -367,7 +387,9 @@ denormalizeUri(uri: string, callback: AsyncCallback\<string>): void
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -403,7 +425,9 @@ denormalizeUri(uri: string): Promise\<string>
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -430,7 +454,9 @@ notifyChange(uri: string, callback: AsyncCallback\<void>): void
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -466,7 +492,9 @@ notifyChange(uri: string): Promise\<void>
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -494,11 +522,14 @@ insert(uri: string, valuesBucket: rdb.ValuesBucket, callback: AsyncCallback\<num
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+import rdb from '@ohos.data.rdb';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
-const valueBucket = {
+const valueBucket: rdb.ValuesBucket = {
     'name': 'rose',
     'age': 22,
     'salary': 200.5,
@@ -537,11 +568,14 @@ insert(uri: string, valuesBucket: rdb.ValuesBucket): Promise\<number>
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+import rdb from '@ohos.data.rdb';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
-const valueBucket = {
+const valueBucket: rdb.ValuesBucket = {
     'name': 'rose1',
     'age': 221,
     'salary': 20.5,
@@ -571,13 +605,16 @@ batchInsert(uri: string, valuesBuckets: Array\<rdb.ValuesBucket>, callback: Asyn
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+import rdb from '@ohos.data.rdb';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
-let cars = new Array({'name': 'roe11', 'age': 21, 'salary': 20.5, 'blobType': 'u8',},
-                     {'name': 'roe12', 'age': 21, 'salary': 20.5, 'blobType': 'u8',},
-                     {'name': 'roe13', 'age': 21, 'salary': 20.5, 'blobType': 'u8',});
+let cars = new Array({'name': 'roe11', 'age': 21, 'salary': 20.5, 'blobType': 'u8',} as rdb.ValuesBucket,
+                     {'name': 'roe12', 'age': 21, 'salary': 20.5, 'blobType': 'u8',} as rdb.ValuesBucket,
+                     {'name': 'roe13', 'age': 21, 'salary': 20.5, 'blobType': 'u8',} as rdb.ValuesBucket);
 DAHelper.batchInsert('dataability:///com.example.DataAbility', cars, (error, data) => {
     if (error && error.code !== 0) {
         console.error('batchInsert fail, error: ${JSON.stringify(error)}');
@@ -611,13 +648,16 @@ batchInsert(uri: string, valuesBuckets: Array<rdb.ValuesBucket>): Promise\<numbe
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+import rdb from '@ohos.data.rdb';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
-let cars = new Array({'name': 'roe11', 'age': 21, 'salary': 20.5, 'blobType': 'u8',},
-                     {'name': 'roe12', 'age': 21, 'salary': 20.5, 'blobType': 'u8',},
-                     {'name': 'roe13', 'age': 21, 'salary': 20.5, 'blobType': 'u8',});
+let cars = new Array({'name': 'roe11', 'age': 21, 'salary': 20.5, 'blobType': 'u8',} as rdb.ValuesBucket,
+                     {'name': 'roe12', 'age': 21, 'salary': 20.5, 'blobType': 'u8',} as rdb.ValuesBucket,
+                     {'name': 'roe13', 'age': 21, 'salary': 20.5, 'blobType': 'u8',} as rdb.ValuesBucket);
 DAHelper.batchInsert('dataability:///com.example.DataAbility', cars).then((data) => {
     console.info('batchInsert data: ${JSON.stringify(data)}');
 });
@@ -642,8 +682,10 @@ delete(uri: string, predicates: dataAbility.DataAbilityPredicates, callback: Asy
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
 import ohos_data_ability from '@ohos.data.dataAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -681,8 +723,10 @@ delete(uri: string, predicates?: dataAbility.DataAbilityPredicates): Promise\<nu
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
 import ohos_data_ability from '@ohos.data.dataAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -712,12 +756,15 @@ update(uri: string, valuesBucket: rdb.ValuesBucket, predicates: dataAbility.Data
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
 import ohos_data_ability from '@ohos.data.dataAbility';
+import rdb from '@ohos.data.rdb';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
-const va = {
+const va: rdb.ValuesBucket = {
     'name': 'roe1',
     'age': 21,
     'salary': 20.5,
@@ -758,12 +805,15 @@ update(uri: string, valuesBucket: rdb.ValuesBucket, predicates?: dataAbility.Dat
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
 import ohos_data_ability from '@ohos.data.dataAbility';
+import rdb from '@ohos.data.rdb';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
-const va = {
+const va: rdb.ValuesBucket = {
     'name': 'roe1',
     'age': 21,
     'salary': 20.5,
@@ -795,8 +845,10 @@ query(uri: string, columns: Array\<string>, predicates: dataAbility.DataAbilityP
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
 import ohos_data_ability from '@ohos.data.dataAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -838,8 +890,10 @@ query(uri: string, columns?: Array\<string>, predicates?: dataAbility.DataAbilit
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
 import ohos_data_ability from '@ohos.data.dataAbility';
+
 let DAHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.DataAbility'
 );
@@ -871,6 +925,7 @@ call(uri: string, method: string, arg: string, extras: PacMap, callback: AsyncCa
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
 
 let dataAbilityHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
@@ -912,7 +967,9 @@ call(uri: string, method: string, arg: string, extras: PacMap): Promise\<PacMap>
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+import { BusinessError } from '@ohos.base';
 
 let dataAbilityHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.jsapidemo.UserDataAbility'
@@ -920,7 +977,7 @@ let dataAbilityHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbi
 dataAbilityHelper.call('dataability:///com.example.jsapidemo.UserDataAbility',
     'method', 'arg', {'key1':'value1'}).then((data) => {
     console.info('call success, data: ${data}');
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error('call failed, error: ${error}');
 });
 ```
@@ -944,10 +1001,11 @@ executeBatch(uri: string, operations: Array\<DataAbilityOperation>, callback: As
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
 
 // 根据DataAbilityOperation列表选择要对数据库做的操作
-let op=new Array();
+let op: Array<ability.DataAbilityOperation> = new Array();
 let dataAbilityHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.jsapidemo.UserDataAbility'
 );
@@ -984,16 +1042,18 @@ executeBatch(uri: string, operations: Array\<DataAbilityOperation>): Promise\<Ar
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+import { BusinessError } from '@ohos.base';
 
 // 根据DataAbilityOperation列表选择要对数据库做的操作
-let op=new Array();
+let op: Array<ability.DataAbilityOperation> = new Array();
 let dataAbilityHelper: ability.DataAbilityHelper = featureAbility.acquireDataAbilityHelper(
     'dataability:///com.example.jsapidemo.UserDataAbility'
 );
 dataAbilityHelper.executeBatch('dataability:///com.example.jsapidemo.UserDataAbility', op).then((data) => {
     console.info('executeBatch success, data: ${data}');
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error('executeBatch failed, error: ${error}');
 });
 

zh-cn/application-dev/reference/apis/js-apis-inner-ability-dataAbilityResult.md

@@ -25,47 +25,42 @@ import ability from '@ohos.ability.ability';
 **示例：**
 
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+import rdb from '@ohos.data.rdb';
 
 // 批量执行数据库操作
 function executeBatchOperation() {
     let dataAbilityUri = ('dataability:///com.example.myapplication.TestDataAbility');
     let DAHelper: ability.DataAbilityHelper;
-    try {
-        DAHelper = featureAbility.acquireDataAbilityHelper(dataAbilityUri);
-        if (DAHelper === null) {
-            console.error('DAHelper is null');
-        }
-    } catch (err) {
-        console.error('acquireDataAbilityHelper fail, error: ${JSON.stringify(err)}');
-    }
+    DAHelper = featureAbility.acquireDataAbilityHelper(dataAbilityUri);
 
-    let valueBucket = {
+    let valueBucket: rdb.ValuesBucket = {
         'name': 'DataAbilityHelperTest',
         'age': 24,
         'salary': 2024.20,
     };
-    let operations = [
-    {
-        uri: dataAbilityUri,
-        type: featureAbility.DataAbilityOperationType.TYPE_INSERT,
-        valuesBucket: valueBucket,
-        predicates: null,
-        expectedCount: 1,
-        PredicatesBackReferences: {},
-        interrupted: true,
-    },
-    {
-        uri: dataAbilityUri,
-        type: featureAbility.DataAbilityOperationType.TYPE_INSERT,
-        valuesBucket: valueBucket,
-        predicates: null,
-        expectedCount: 1,
-        PredicatesBackReferences: {},
-        interrupted: true,
-    }
-    ];
+    let predicateBackReferences = new Map<number, number>()
+    predicateBackReferences.set(1, 1)
 
+    let operations: Array<ability.DataAbilityOperation> = [
+        {
+            uri: dataAbilityUri,
+            type: featureAbility.DataAbilityOperationType.TYPE_INSERT,
+            valuesBucket: valueBucket,
+            expectedCount: 1,
+            predicatesBackReferences: predicateBackReferences,
+            interrupted: true,
+        },
+        {
+            uri: dataAbilityUri,
+            type: featureAbility.DataAbilityOperationType.TYPE_INSERT,
+            valuesBucket: valueBucket,
+            expectedCount: 1,
+            predicatesBackReferences: predicateBackReferences,
+            interrupted: true,
+        }
+    ];
     try {
         DAHelper.executeBatch(dataAbilityUri, operations).then((data) => {
             for (let i = 0; i < data.length; i++) {
@@ -73,7 +68,7 @@ function executeBatchOperation() {
                 console.log('dataAbilityResult.uri: ${dataAbilityResult.uri}');
                 console.log('dataAbilityResult.count: ${dataAbilityResult.count}');
             }
-        }).catch(err => {
+        }).catch((err: BusinessError) => {
             console.error('executeBatch error: ${JSON.stringify(err)}');
         });
     } catch (err) {

zh-cn/application-dev/reference/apis/js-apis-inner-ability-startAbilityParameter.md

@@ -24,23 +24,23 @@ import ability from '@ohos.ability.ability';
 
 **示例：**
 ```ts
+import ability from '@ohos.ability.ability';
 import featureAbility from '@ohos.ability.featureAbility';
+import Want from '@ohos.app.ability.Want';
 
-let Want = {
+let want: Want = {
     bundleName: 'com.example.abilityStartSettingApp2',
     abilityName: 'com.example.abilityStartSettingApp.EntryAbility',
 };
 
-let abilityStartSetting ={
-    [featureAbility.AbilityStartSetting.BOUNDS_KEY] : [100,200,300,400],
-    [featureAbility.AbilityStartSetting.WINDOW_MODE_KEY] :
-    featureAbility.AbilityWindowConfiguration.WINDOW_MODE_UNDEFINED,
-    [featureAbility.AbilityStartSetting.DISPLAY_ID_KEY] : 1,
-};
-
 let startAbilityParameter: ability.StartAbilityParameter = {
-    want : Want,
-    abilityStartSetting : abilityStartSetting
+    want : want,
+    abilityStartSetting : {
+        abilityBounds : [100,200,300,400],
+        windowMode :
+        featureAbility.AbilityWindowConfiguration.WINDOW_MODE_UNDEFINED,
+        displayId : 1,
+    }
 };
 
 try {

zh-cn/application-dev/reference/apis/js-apis-inner-ability-want.md

@@ -33,13 +33,16 @@ import Want from '@ohos.app.ability.Want';
 - 基础用法(在UIAbility对象中调用，其中示例中的context为UIAbility的上下文对象)
 
   ```ts
-  let want = {
-      'deviceId': '', // deviceId为空表示本设备
-      'bundleName': 'com.example.myapplication',
-      'abilityName': 'EntryAbility',
-      'moduleName': 'entry' // moduleName非必选
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
+    deviceId: '', // deviceId为空表示本设备
+    bundleName: 'com.example.myapplication',
+    abilityName: 'EntryAbility',
+    moduleName: 'entry' // moduleName非必选
   };
-  this.context.startAbility(want, (error) => {
+  this.context.startAbility(want, (error: BusinessError) => {
       // 显式拉起Ability，通过bundleName、abilityName和moduleName可以唯一确定一个Ability
       console.error('error.code = ${error.code}');
   });
@@ -49,24 +52,25 @@ import Want from '@ohos.app.ability.Want';
 
   ```ts
   import fs from '@ohos.file.fs';
-  
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
   // ...
-  let fd;
+  let fd: number = 0;
   try {
       fd = fs.openSync('/data/storage/el2/base/haps/pic.png').fd;
   } catch(e) {
       console.error('openSync fail: ${JSON.stringify(e)}');
   }
-  let want = {
-      'deviceId': '', // deviceId为空表示本设备
-      'bundleName': 'com.example.myapplication',
-      'abilityName': 'EntryAbility',
-      'moduleName': 'entry', // moduleName非必选
-      'parameters': {
+  let want: Want = {
+    deviceId: '', // deviceId为空表示本设备
+    bundleName: 'com.example.myapplication',
+    abilityName: 'EntryAbility',
+    moduleName: 'entry', // moduleName非必选
+    parameters: {
           'keyFd':{'type':'FD', 'value':fd}
       }
   };
-  this.context.startAbility(want, (error) => {
+  this.context.startAbility(want, (error: BusinessError) => {
       // 显式拉起Ability，通过bundleName、abilityName和moduleName可以唯一确定一个Ability
       console.error('error.code = ${error.code}');
   });

zh-cn/application-dev/reference/apis/js-apis-inner-app-context.md

@@ -174,8 +174,7 @@ verifyPermission(permission: string, options?: PermissionOptions): Promise\<numb
 ```ts
 import featureAbility from '@ohos.ability.featureAbility';
 let context: featureAbility.Context = featureAbility.getContext();
-let Permission = {pid:1};
-context.verifyPermission('com.context.permission',Permission).then((data) => {
+context.verifyPermission('com.context.permission', {pid:1}).then((data) => {
     console.info('verifyPermission data: ${JSON.stringify(data)}');
 });
 ```

zh-cn/application-dev/reference/apis/js-apis-inner-application-abilityDelegator.md

@@ -47,19 +47,22 @@ addAbilityMonitor(monitor: AbilityMonitor, callback: AsyncCallback\<void>): void
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-function onAbilityCreateCallback(data) {
+function onAbilityCreateCallback(data: UIAbility) {
     console.info('onAbilityCreateCallback, data: ${JSON.stringify(data)}');
 }
 
-let monitor = {
+let monitor: AbilityDelegatorRegistry.AbilityMonitor = {
     abilityName: 'abilityname',
     onAbilityCreate: onAbilityCreateCallback
 };
-
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.addAbilityMonitor(monitor, (error : any) => {
+abilityDelegator.addAbilityMonitor(monitor, (error: BusinessError) => {
     console.error('addAbilityMonitor fail, error: ${JSON.stringify(error)}');
 });
 ```
@@ -95,17 +98,19 @@ addAbilityMonitor(monitor: AbilityMonitor): Promise\<void>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-function onAbilityCreateCallback(data) {
+function onAbilityCreateCallback(data: UIAbility) {
     console.info('onAbilityCreateCallback');
 }
 
-let monitor = {
+let monitor: AbilityDelegatorRegistry.AbilityMonitor = {
     abilityName: 'abilityname',
     onAbilityCreate: onAbilityCreateCallback
 };
-
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
 abilityDelegator.addAbilityMonitor(monitor).then(() => {
     console.info('addAbilityMonitor promise');
@@ -138,19 +143,23 @@ removeAbilityMonitor(monitor: AbilityMonitor, callback: AsyncCallback\<void>): v
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-function onAbilityCreateCallback(data) {
+function onAbilityCreateCallback(data: UIAbility) {
     console.info('onAbilityCreateCallback');
 }
 
-let monitor = {
+let monitor: AbilityDelegatorRegistry.AbilityMonitor = {
     abilityName: 'abilityname',
     onAbilityCreate: onAbilityCreateCallback
 };
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.removeAbilityMonitor(monitor, (error : any) => {
+abilityDelegator.removeAbilityMonitor(monitor, (error: BusinessError) => {
     console.error('removeAbilityMonitor fail, error: ${JSON.stringify(error)}');
 });
 ```
@@ -186,13 +195,16 @@ removeAbilityMonitor(monitor: AbilityMonitor): Promise\<void>;
 - 示例
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-function onAbilityCreateCallback(data) {
+function onAbilityCreateCallback(data: UIAbility) {
     console.info('onAbilityCreateCallback');
 }
 
-let monitor = {
+let monitor: AbilityDelegatorRegistry.AbilityMonitor = {
     abilityName: 'abilityname',
     onAbilityCreate: onAbilityCreateCallback
 };
@@ -229,19 +241,23 @@ waitAbilityMonitor(monitor: AbilityMonitor, callback: AsyncCallback\<UIAbility>)
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-function onAbilityCreateCallback(data) {
+function onAbilityCreateCallback(data: UIAbility) {
     console.info('onAbilityCreateCallback');
 }
 
-let monitor = {
+let monitor: AbilityDelegatorRegistry.AbilityMonitor = {
     abilityName: 'abilityname',
     onAbilityCreate: onAbilityCreateCallback
 };
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.waitAbilityMonitor(monitor, (error : any, data : any) => {
+abilityDelegator.waitAbilityMonitor(monitor, (error : BusinessError, data : UIAbility) => {
     if (error) {
         console.error('waitAbilityMonitor fail, error: ${JSON.stringify(error)}');
     } else {
@@ -277,20 +293,24 @@ waitAbilityMonitor(monitor: AbilityMonitor, timeout: number, callback: AsyncCall
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let timeout = 100;
 
-function onAbilityCreateCallback(data) {
+function onAbilityCreateCallback(data: UIAbility) {
     console.info('onAbilityCreateCallback');
 }
 
-let monitor = {
+let monitor: AbilityDelegatorRegistry.AbilityMonitor = {
     abilityName: 'abilityname',
     onAbilityCreate: onAbilityCreateCallback
 };
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.waitAbilityMonitor(monitor, timeout, (error : any, data : any) => {
+abilityDelegator.waitAbilityMonitor(monitor, timeout, (error : BusinessError, data : UIAbility) => {
     if (error && error.code !== 0) {
         console.error('waitAbilityMonitor fail, error: ${JSON.stringify(error)}');
     } else {
@@ -333,19 +353,22 @@ waitAbilityMonitor(monitor: AbilityMonitor, timeout?: number): Promise\<UIAbilit
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-function onAbilityCreateCallback(data) {
+function onAbilityCreateCallback(data: UIAbility) {
     console.info('onAbilityCreateCallback');
 }
 
-let monitor = {
+let monitor: AbilityDelegatorRegistry.AbilityMonitor = {
     abilityName: 'abilityname',
     onAbilityCreate: onAbilityCreateCallback
 };
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.waitAbilityMonitor(monitor).then((data : any) => {
+abilityDelegator.waitAbilityMonitor(monitor).then((data : BusinessError) => {
     console.info('waitAbilityMonitor promise');
 });
 ```
@@ -367,6 +390,8 @@ getAppContext(): Context;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
@@ -396,11 +421,15 @@ getAbilityState(ability: UIAbility): number;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let ability;
+let ability: UIAbility;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
+abilityDelegator.getCurrentTopAbility((err : BusinessError, data : UIAbility) => {
     console.info('getCurrentTopAbility callback');
     ability = data;
     let state = abilityDelegator.getAbilityState(ability);
@@ -433,11 +462,15 @@ getCurrentTopAbility(callback: AsyncCallback\<UIAbility>): void;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let ability;
+let ability: UIAbility;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
+abilityDelegator.getCurrentTopAbility((err : BusinessError, data : UIAbility) => {
     console.info('getCurrentTopAbility callback');
     ability = data;
 });
@@ -468,11 +501,14 @@ getCurrentTopAbility(): Promise\<UIAbility>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let ability;
+let ability: UIAbility;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.getCurrentTopAbility().then((data : any) => {
+abilityDelegator.getCurrentTopAbility().then((data : UIAbility) => {
     console.info('getCurrentTopAbility promise');
     ability = data;
 });
@@ -518,14 +554,18 @@ startAbility(want: Want, callback: AsyncCallback\<void>): void;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let want = {
+let want: Want = {
     bundleName: 'bundleName',
     abilityName: 'abilityName'
 };
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.startAbility(want, (err : any, data : any) => {
+abilityDelegator.startAbility(want, (err : BusinessError, data : void) => {
     console.info('startAbility callback');
 });
 ```
@@ -575,14 +615,18 @@ startAbility(want: Want): Promise\<void>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import Want from '@ohos.app.ability.Want';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let want = {
+let want: Want = {
     bundleName: 'bundleName',
     abilityName: 'abilityName'
 };
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.startAbility(want).then((data: any) => {
+abilityDelegator.startAbility(want).then((data: void) => {
     console.info('startAbility promise');
 });
 ```
@@ -613,14 +657,18 @@ doAbilityForeground(ability: UIAbility, callback: AsyncCallback\<void>): void;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let ability;
+let ability: UIAbility;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
+abilityDelegator.getCurrentTopAbility((err : BusinessError, data : UIAbility) => {
     console.info('getCurrentTopAbility callback');
     ability = data;
-    abilityDelegator.doAbilityForeground(ability, (err : any) => {
+    abilityDelegator.doAbilityForeground(ability, (err : BusinessError) => {
         console.info("doAbilityForeground callback");
     });
 });
@@ -657,11 +705,15 @@ doAbilityForeground(ability: UIAbility): Promise\<void>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let ability;
+let ability: UIAbility;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
+abilityDelegator.getCurrentTopAbility((err : BusinessError, data : UIAbility) => {
     console.info('getCurrentTopAbility callback');
     ability = data;
     abilityDelegator.doAbilityForeground(ability).then(() => {
@@ -696,14 +748,18 @@ doAbilityBackground(ability: UIAbility, callback: AsyncCallback\<void>): void;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let ability;
+let ability: UIAbility;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
+abilityDelegator.getCurrentTopAbility((err : BusinessError, data : UIAbility) => {
     console.info('getCurrentTopAbility callback');
     ability = data;
-    abilityDelegator.doAbilityBackground(ability, (err : any) => {
+    abilityDelegator.doAbilityBackground(ability, (err : BusinessError) => {
         console.info("doAbilityBackground callback");
     });
 });
@@ -740,11 +796,15 @@ doAbilityBackground(ability: UIAbility): Promise\<void>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
-let ability;
+let ability: UIAbility;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
+abilityDelegator.getCurrentTopAbility((err : BusinessError, data : UIAbility) => {
     console.info('getCurrentTopAbility callback');
     ability = data;
     abilityDelegator.doAbilityBackground(ability).then(() => {
@@ -770,6 +830,8 @@ printSync(msg: string): void;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let msg = 'msg';
 
@@ -795,11 +857,14 @@ print(msg: string, callback: AsyncCallback\<void>): void;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let msg = 'msg';
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.print(msg, (err : any) => {
+abilityDelegator.print(msg, (err : BusinessError) => {
     console.info('print callback');
 });
 ```
@@ -827,6 +892,8 @@ print(msg: string): Promise\<void>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let msg = 'msg';
 
@@ -856,11 +923,14 @@ executeShellCommand(cmd: string, callback: AsyncCallback\<ShellCmdResult>): void
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let cmd = 'cmd';
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.executeShellCommand(cmd, (err : any, data : any) => {
+abilityDelegator.executeShellCommand(cmd, (err : BusinessError, data: AbilityDelegatorRegistry.ShellCmdResult) => {
     console.info('executeShellCommand callback');
 });
 ```
@@ -886,12 +956,15 @@ executeShellCommand(cmd: string, timeoutSecs: number, callback: AsyncCallback\<S
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let cmd = 'cmd';
 let timeout = 100;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.executeShellCommand(cmd, timeout, (err : any, data : any) => {
+abilityDelegator.executeShellCommand(cmd, timeout, (err : BusinessError, data: AbilityDelegatorRegistry.ShellCmdResult) => {
     console.info('executeShellCommand callback');
 });
 ```
@@ -922,12 +995,14 @@ executeShellCommand(cmd: string, timeoutSecs?: number): Promise\<ShellCmdResult>
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let cmd = 'cmd';
 let timeout = 100;
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.executeShellCommand(cmd, timeout).then((data : any) => {
+abilityDelegator.executeShellCommand(cmd, timeout).then((data) => {
     console.info('executeShellCommand promise');
 });
 ```
@@ -959,11 +1034,14 @@ finishTest(msg: string, code: number, callback: AsyncCallback\<void>): void;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let msg = 'msg';
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.finishTest(msg, 0, (err : any) => {
+abilityDelegator.finishTest(msg, 0, (err : BusinessError) => {
     console.info('finishTest callback');
 });
 ```
@@ -1000,6 +1078,8 @@ finishTest(msg: string, code: number): Promise\<void>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let msg = 'msg';
 
@@ -1035,15 +1115,16 @@ addAbilityStageMonitor(monitor: AbilityStageMonitor, callback: AsyncCallback\<vo
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-let monitor = {
+abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+abilityDelegator.addAbilityStageMonitor({
     moduleName: 'moduleName',
     srcEntrance: 'srcEntrance',
-};
-
-abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.addAbilityStageMonitor(monitor, (err : any) => {
+}, (err : BusinessError) => {
     console.info('addAbilityStageMonitor callback');
 });
 ```
@@ -1079,15 +1160,15 @@ addAbilityStageMonitor(monitor: AbilityStageMonitor): Promise\<void>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-let monitor = {
+abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+abilityDelegator.addAbilityStageMonitor({
     moduleName: 'moduleName',
     srcEntrance: 'srcEntrance',
-};
-
-abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.addAbilityStageMonitor(monitor).then(() => {
+}).then(() => {
     console.info('addAbilityStageMonitor promise');
 });
 ```
@@ -1118,15 +1199,16 @@ removeAbilityStageMonitor(monitor: AbilityStageMonitor, callback: AsyncCallback\
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-let monitor = {
+abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+abilityDelegator.removeAbilityStageMonitor({
     moduleName: 'moduleName',
     srcEntrance: 'srcEntrance',
-};
-
-abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.removeAbilityStageMonitor(monitor, (err : any) => {
+}, (err : BusinessError) => {
     console.info('removeAbilityStageMonitor callback');
 });
 ```
@@ -1162,15 +1244,15 @@ removeAbilityStageMonitor(monitor: AbilityStageMonitor): Promise\<void>;
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-let monitor = {
+abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+abilityDelegator.removeAbilityStageMonitor({
     moduleName: 'moduleName',
     srcEntrance: 'srcEntrance',
-};
-
-abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.removeAbilityStageMonitor(monitor).then(() => {
+}).then(() => {
     console.info('removeAbilityStageMonitor promise');
 });
 ```
@@ -1201,19 +1283,16 @@ waitAbilityStageMonitor(monitor: AbilityStageMonitor, callback: AsyncCallback\<A
 **示例：**
 
 ```ts
-let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import AbilityStage from '@ohos.app.ability.AbilityStage';
 
-function onAbilityCreateCallback(data) {
-    console.info('onAbilityCreateCallback');
-}
+let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-let monitor = {
+abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+abilityDelegator.waitAbilityStageMonitor({
     moduleName: 'moduleName',
     srcEntrance: 'srcEntrance',
-};
-
-abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.waitAbilityStageMonitor(monitor, (err : any, data : any) => {
+}, (err : BusinessError, data : AbilityStage) => {
     console.info('waitAbilityStageMonitor callback');
 });
 ```
@@ -1250,19 +1329,16 @@ waitAbilityStageMonitor(monitor: AbilityStageMonitor, timeout?: number): Promise
 **示例：**
 
 ```ts
-let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import AbilityStage from '@ohos.app.ability.AbilityStage';
 
-function onAbilityCreateCallback(data) {
-    console.info('onAbilityCreateCallback');
-}
+let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 
-let monitor = {
+abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+abilityDelegator.waitAbilityStageMonitor({
     moduleName: 'moduleName',
     srcEntrance: 'srcEntrance',
-};
-
-abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.waitAbilityStageMonitor(monitor).then((data : any) => {
+}).then((data : AbilityStage) => {
     console.info('waitAbilityStageMonitor promise');
 });
 ```
@@ -1294,20 +1370,18 @@ waitAbilityStageMonitor(monitor: AbilityStageMonitor, timeout: number, callback:
 **示例：**
 
 ```ts
+import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import AbilityStage from '@ohos.app.ability.AbilityStage';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let timeout = 100;
 
-function onAbilityCreateCallback(data) {
-    console.info('onAbilityCreateCallback');
-}
-
-let monitor = {
+abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+abilityDelegator.waitAbilityStageMonitor({
     moduleName: 'moduleName',
     srcEntrance: 'srcEntrance',
-};
-
-abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.waitAbilityStageMonitor(monitor, timeout, (err : any, data : any) => {
+}, timeout, (err : BusinessError, data : AbilityStage) => {
     console.info('waitAbilityStageMonitor callback');
 });
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-inner-application-abilityMonitor.md

@@ -38,19 +38,21 @@ Ability监听器
 
 ```ts
 import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
 
-function onAbilityCreateCallback(data) {
+function onAbilityCreateCallback(data: UIAbility) {
     console.info('onAbilityCreateCallback, data: ${JSON.stringify(data)}');
 }
 
-let monitor = {
+let monitor: AbilityDelegatorRegistry.AbilityMonitor = {
     abilityName: 'abilityname',
     moduleName: "moduleName",
     onAbilityCreate: onAbilityCreateCallback
-};
+}
 
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.addAbilityMonitor(monitor, (error : any) => {
+abilityDelegator.addAbilityMonitor(monitor, (error : BusinessError) => {
     if (error) {
         console.error('addAbilityMonitor fail, error: ${JSON.stringify(error)}');
     }

zh-cn/application-dev/reference/apis/js-apis-inner-application-abilityStageMonitor.md

@@ -19,13 +19,11 @@
 ```ts
 import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
 
-let monitor = {
+let abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
+abilityDelegator.waitAbilityStageMonitor({
     moduleName: 'feature_as1',
     srcEntrance: './ets/Application/MyAbilityStage.ts',
-};
-
-let abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.waitAbilityStageMonitor(monitor, (error, data) => {
+}, (error, data) => {
     if (error) {
         console.error('waitAbilityStageMonitor fail, error: ${JSON.stringify(error)}');
     } else {

zh-cn/application-dev/reference/apis/js-apis-inner-application-applicationContext.md

@@ -18,6 +18,8 @@ import common from '@ohos.app.ability.common';
 在使用ApplicationContext的功能前，需要通过context的实例获取。
 
 ```ts
+import common from '@ohos.app.ability.common';
+
 let applicationContext: common.ApplicationContext = this.context.getApplicationContext();
 ```
 
@@ -46,13 +48,14 @@ on(type: 'abilityLifecycle', callback: AbilityLifecycleCallback): **number**;
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityLifecycleCallback from '@ohos.app.ability.AbilityLifecycleCallback';
 
-let lifecycleId;
+let lifecycleId: number;
 
 export default class EntryAbility extends UIAbility {
     onCreate() {
         console.log('MyAbility onCreate');
-        let AbilityLifecycleCallback = {
+        let AbilityLifecycleCallback: AbilityLifecycleCallback = {
             onAbilityCreate(ability) {
                 console.log('AbilityLifecycleCallback onAbilityCreate ability: ${ability}');
             },
@@ -115,7 +118,7 @@ off(type: 'abilityLifecycle', callbackId: **number**,  callback: AsyncCallback<*
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
 
-let lifecycleId;
+let lifecycleId: number;
 
 export default class EntryAbility extends UIAbility {
     onDestroy() {
@@ -152,7 +155,7 @@ off(type: 'abilityLifecycle', callbackId: number): Promise\<void>;
 ```ts
 import Ability from '@ohos.app.ability.UIAbility';
 
-let lifecycleId;
+let lifecycleId: number;
 
 export default class MyAbility extends Ability {
     onDestroy() {
@@ -188,26 +191,26 @@ on(type: 'environment', callback: EnvironmentCallback): **number**;
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import EnvironmentCallback from '@ohos.app.ability.EnvironmentCallback';
 
-let callbackId;
+let callbackId: number;
 
 export default class EntryAbility extends UIAbility {
     onCreate() {
         console.log('MyAbility onCreate')
-        globalThis.applicationContext = this.context.getApplicationContext();
-        let environmentCallback = {
+        let environmentCallback: EnvironmentCallback = {
             onConfigurationUpdated(config){
-                console.log('onConfigurationUpdated config: ${JSON.stringify(config)}');
+                console.log(`onConfigurationUpdated config: ${JSON.stringify(config)}`);
             },
             onMemoryLevel(level){
                 console.log('onMemoryLevel level: ${level}');
             }
         };
         // 1.获取applicationContext
-        let applicationContext = globalThis.applicationContext;
+        let applicationContext = this.context.getApplicationContext();
         // 2.通过applicationContext注册监听系统环境变化
         callbackId = applicationContext.on('environment', environmentCallback);
-        console.log('registerEnvironmentCallback callbackId: ${callbackId}');
+        console.log(`registerEnvironmentCallback callbackId: ${callbackId}`);
     }
 }
 ```
@@ -233,7 +236,7 @@ off(type: 'environment', callbackId: **number**,  callback: AsyncCallback<**void
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
 
-let callbackId;
+let callbackId: number;
 
 export default class EntryAbility extends UIAbility {
     onDestroy() {
@@ -269,7 +272,7 @@ off(type: 'environment', callbackId: **number**,  callback: AsyncCallback<**void
 ```ts
 import Ability from '@ohos.app.ability.UIAbility';
 
-let callbackId;
+let callbackId: number;
 
 export default class MyAbility extends Ability {
     onDestroy() {
@@ -298,11 +301,12 @@ on(type: 'applicationStateChange', callback: ApplicationStateChangeCallback): **
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import ApplicationStateChangeCallback from '@ohos.app.ability.ApplicationStateChangeCallback';
 
 export default class MyAbility extends UIAbility {
     onCreate() {
         console.log('MyAbility onCreate');
-        globalThis.applicationStateChangeCallback = {
+        let applicationStateChangeCallback: ApplicationStateChangeCallback = {
             onApplicationForeground() {
                 console.info('applicationStateChangeCallback onApplicationForeground');
             },
@@ -311,11 +315,10 @@ export default class MyAbility extends UIAbility {
             }
         }
 
-        globalThis.applicationContext = this.context.getApplicationContext();
         // 1.获取applicationContext
-        let applicationContext = globalThis.applicationContext;
+        let applicationContext = this.context.getApplicationContext();
         // 2.通过applicationContext注册应用前后台状态监听
-        applicationContext.on('applicationStateChange', globalThis.ApplicationStateChangeCallback);
+        applicationContext.on('applicationStateChange', applicationStateChangeCallback);
         console.log('Resgiter applicationStateChangeCallback');
     }
 }
@@ -375,11 +378,19 @@ getRunningProcessInformation(): Promise\<Array\<ProcessInformation>>;
 **示例：**
 
 ```ts
-applicationContext.getRunningProcessInformation().then((data) => {
-    console.log('The process running information is: ${JSON.stringify(data)}');
-}).catch((error) => {
-    console.error('error: ${JSON.stringify(error)}');
-});
+import UIAbility from '@ohos.app.ability.UIAbility';
+import { BusinessError } from '@ohos.base';
+
+export default class MyAbility extends UIAbility {
+    onForeground() {
+        let applicationContext = this.context.getApplicationContext();
+        applicationContext.getRunningProcessInformation().then((data) => {
+            console.log('The process running information is: ${JSON.stringify(data)}');
+        }).catch((error: BusinessError) => {
+            console.error('error: ${JSON.stringify(error)}');
+        });
+    }
+}
 ```
 
 ## ApplicationContext.getRunningProcessInformation<sup>9+</sup>
@@ -408,13 +419,20 @@ getRunningProcessInformation(callback: AsyncCallback\<Array\<ProcessInformation>
 **示例：**
 
 ```ts
-applicationContext.getRunningProcessInformation((err, data) => {
-    if (err) {
-        console.error('getRunningProcessInformation faile, err: ${JSON.stringify(err)}');
-    } else {
-        console.log('The process running information is: ${JSON.stringify(data)}');
+import UIAbility from '@ohos.app.ability.UIAbility';
+
+export default class MyAbility extends UIAbility {
+    onForeground() {
+        let applicationContext = this.context.getApplicationContext();
+        applicationContext.getRunningProcessInformation((err, data) => {
+            if (err) {
+                console.error('getRunningProcessInformation faile, err: ${JSON.stringify(err)}');
+            } else {
+                console.log('The process running information is: ${JSON.stringify(data)}');
+            }
+        })
     }
-})
+}
 ```
 
 ## ApplicationContext.killAllProcesses<sup>9+</sup>
@@ -442,7 +460,14 @@ killAllProcesses(): Promise\<void\>;
 **示例：**
 
 ```ts
-applicationContext.killAllProcesses();
+import UIAbility from '@ohos.app.ability.UIAbility';
+
+export default class MyAbility extends UIAbility {
+    onBackground() {
+        let applicationContext = this.context.getApplicationContext();
+        applicationContext.killAllProcesses();
+    }
+}
 ```
 
 ## ApplicationContext.killAllProcesses<sup>9+</sup>
@@ -470,9 +495,16 @@ killAllProcesses(callback: AsyncCallback\<void\>);
 **示例：**
 
 ```ts
-applicationContext.killAllProcesses(error => {
-    if (error) {
-        console.error('killAllProcesses fail, error: ${JSON.stringify(error)}');
+import UIAbility from '@ohos.app.ability.UIAbility';
+
+export default class MyAbility extends UIAbility {
+    onBackground() {
+        let applicationContext = this.context.getApplicationContext();
+        applicationContext.killAllProcesses(error => {
+            if (error) {
+                console.error('killAllProcesses fail, error: ${JSON.stringify(error)}');
+            }
+        });
     }
-});
+}
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-inner-application-applicationStateObserver.md

@@ -28,7 +28,9 @@ import appManager from '@ohos.app.ability.appManager';
 
 **示例：**
 ```ts
-let applicationStateObserver = {
+import appManager from '@ohos.app.ability.appManager';
+
+let applicationStateObserver: appManager.ApplicationStateObserver = {
     onForegroundApplicationChanged(appStateData) {
         console.log('onForegroundApplicationChanged appStateData: ${JSON.stringify(appStateData)}');
     },

zh-cn/application-dev/reference/apis/js-apis-inner-application-baseContext.md

@@ -26,9 +26,11 @@ import common from '@ohos.app.ability.common';
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import Want from '@ohos.app.ability.Want';
 
 class EntryAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
         // EntryAbility onCreate, isStageMode: true
         console.log('EntryAbility onCreate, isStageMode: ${this.context.stageMode}');
     }

zh-cn/application-dev/reference/apis/js-apis-inner-application-context.md

@@ -58,6 +58,8 @@ createBundleContext(bundleName: string): Context;
 **示例：**
 
 ```ts
+import common from '@ohos.app.ability.common';
+
 let bundleContext: common.Context;
 try {
     bundleContext = this.context.createBundleContext('com.example.test');
@@ -89,6 +91,8 @@ createModuleContext(moduleName: string): Context;
 **示例：**
 
 ```ts
+import common from '@ohos.app.ability.common';
+
 let moduleContext: common.Context;
 try {
     moduleContext = this.context.createModuleContext('entry');
@@ -123,6 +127,8 @@ createModuleContext(bundleName: string, moduleName: string): Context;
 **示例：**
 
 ```ts
+import common from '@ohos.app.ability.common';
+
 let moduleContext: common.Context;
 try {
     moduleContext = this.context.createModuleContext('com.example.test', 'entry');
@@ -148,6 +154,8 @@ getApplicationContext(): ApplicationContext;
 **示例：**
 
 ```ts
+import common from '@ohos.app.ability.common';
+
 let applicationContext: common.Context;
 try {
     applicationContext = this.context.getApplicationContext();
@@ -187,8 +195,10 @@ getGroupDir(dataGroupID: string): Promise\<string>;
 **示例：**
 
 ```ts
+import common from '@ohos.app.ability.common';
+
 let groupId = "1";
-let getGroupDirContext: common.Context;
+let getGroupDirContext: common.Context = this.context;
 try {
   getGroupDirContext.getGroupDir(groupId).then(data => {
     console.log("getGroupDir result:" + data);
@@ -224,7 +234,9 @@ getGroupDir(dataGroupID: string, callback: AsyncCallback\<string>): void;
 **示例：**
 
 ```ts
-let getGroupDirContext: common.Context;
+import common from '@ohos.app.ability.common';
+
+let getGroupDirContext: common.Context = this.context;
 
 getGroupDirContext.getGroupDir("1", (err, data) => {
   if (err) {

zh-cn/application-dev/reference/apis/js-apis-inner-application-errorObserver.md

@@ -31,7 +31,7 @@ onUnhandledException(errMsg: string): void;
 ```ts
 import errorManager from '@ohos.app.ability.errorManager';
 
-let observer = {
+let observer: errorManager.ErrorObserver = {
   onUnhandledException(errorMsg) {
     console.error('onUnhandledException, errorMsg: ', errorMsg);
   }
@@ -63,7 +63,7 @@ onException?(errObject: Error): void;
 ```ts
 import errorManager from '@ohos.app.ability.errorManager';
 
-let observer = {
+let observer: errorManager.ErrorObserver = {
   onUnhandledException(errorMsg) {
     console.error('onUnhandledException, errorMsg: ', errorMsg);
   },

zh-cn/application-dev/reference/apis/js-apis-inner-application-eventHub.md

@@ -145,7 +145,7 @@ export default class EntryAbility extends UIAbility {
         this.context.eventHub.emit('myEvent', 1, 2);
     }
 
-    eventFunc(argOne, argTwo) {
+    eventFunc(argOne: number, argTwo: number) {
         console.log(`eventFunc is called, ${argOne}, ${argTwo}`);
     }
 }

zh-cn/application-dev/reference/apis/js-apis-inner-application-extensionContext.md

@@ -39,24 +39,46 @@ ExtensionContext主要用于查询所属Extension的信息、Module的配置信
 ```ts
 import ServiceExtension from '@ohos.app.ability.ServiceExtensionAbility';
 import Want from '@ohos.app.ability.Want';
+import rpc from '@ohos.rpc';
+
+export class GlobalContext {
+    private constructor() {}
+    private static instance: GlobalContext;
+    private _objects = new Map<string, Object>();
+
+    public static getContext(): GlobalContext {
+        if (!GlobalContext.instance) {
+            GlobalContext.instance = new GlobalContext();
+        }
+        return GlobalContext.instance;
+    }
+
+    getObject(value: string): Object | undefined {
+        return this._objects.get(value);
+    }
+
+    setObject(key: string, objectClass: Object): void {
+        this._objects.set(key, objectClass);
+    }
+}
 
 export default class TheServiceExtension extends ServiceExtension {
-    onCreate(want:Want) {
+    onCreate(want: Want) {
         console.log('ServiceAbility onCreate, want: ${want.abilityName}');
-        // 通过globalThis传递ExtensionContext给entry
-        globalThis.ExtensionContext = this.context;
+        GlobalContext.getContext().setObject("ExtensionContext", this.context);
     }
 
-    onRequest(want, startId) {
+    onRequest(want: Want, startId: number) {
         console.log('ServiceAbility onRequest, want: ${want.abilityName}, startId: ${startId}');
     }
 
-    onConnect(want) {
+    onConnect(want: Want) {
         console.log('ServiceAbility onConnect, want: ${want.abilityName}');
-        return null;
+        let remoteObject = new rpc.RemoteObject("test");
+        return remoteObject;
     }
 
-    onDisconnect(want) {
+    onDisconnect(want: Want) {
         console.log('ServiceAbility onDisconnect, want: ${want.abilityName}');
     }
 
@@ -69,11 +91,13 @@ export default class TheServiceExtension extends ServiceExtension {
 在entry的MainAbility的onCreate回调内启动ServiceExtension
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import Want from '@ohos.app.ability.Want';
 
 export default class EntryAbility extends UIAbility {
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
         console.log('[Demo] EntryAbility onCreate');
-        let wantExt = {
+        let wantExt: Want = {
             deviceId: '',
             bundleName: 'com.example.TheServiceExtension',
             abilityName: 'TheServiceExtension',
@@ -85,19 +109,20 @@ export default class EntryAbility extends UIAbility {
 
 在entry内新建一个ServiceModule.ts，专用于执行业务逻辑
 ```ts
+import { GlobalContext } from '../TheServiceExtension'
+
 export default class ServiceModel {
-    moduleName: string;
+    moduleName: string = '';
 
     constructor() {}
 
     executeTask() {
-        if (globalThis.ExtensionContext === undefined) {
+        if (GlobalContext.getContext().getObject('ExtensionContext') === undefined) {
             console.log('ERROR, ServiceExtension does not exist');
             return;
         }
 
-        let moduleInfo = globalThis.ExtensionContext.currentHapModuleInfo;
-        this.moduleName = moduleInfo.name;
+        this.moduleName = GlobalContext.getContext().getObject('ExtensionContext').currentHapModuleInfo.name;
         // 根据moduleName执行不同的业务逻辑，实现对不同性能设备的区分
         switch (this.moduleName) {
             case 'highPerformance':

zh-cn/application-dev/reference/apis/js-apis-inner-application-missionCallbacks.md

@@ -18,21 +18,21 @@
 ```ts
 import distributedMissionManager from '@ohos.distributedMissionManager';
 
-let missionDeviceInfo = {
-    deviceId: '123456'
-};
-let missionCallback = {
-    notifyMissionsChanged: function (deviceId) {
-        console.log('notifyMissionsChanged deviceId: ${JSON.stringify(deviceId)}');
+distributedMissionManager.registerMissionListener(
+    {
+        deviceId: '123456'
     },
-    notifySnapshot: function (deviceId, mission) {
-        console.log('notifySnapshot deviceId: ${JSON.stringify(deviceId)}');
-        console.log('notifySnapshot mission: ${JSON.stringify(mission)}');
-    },
-    notifyNetDisconnect: function (deviceId, state) {
-        console.log('notifyNetDisconnect deviceId: ${JSON.stringify(deviceId)}');
-        console.log('notifyNetDisconnect state: ${JSON.stringify(state)}');
-    }
-};
-distributedMissionManager.registerMissionListener(missionDeviceInfo, missionCallback);
+    {
+        notifyMissionsChanged: (deviceId) => {
+            console.log('notifyMissionsChanged deviceId: ${JSON.stringify(deviceId)}');
+        },
+        notifySnapshot: (deviceId, mission) => {
+            console.log('notifySnapshot deviceId: ${JSON.stringify(deviceId)}');
+            console.log('notifySnapshot mission: ${JSON.stringify(mission)}');
+        },
+        notifyNetDisconnect: (deviceId, state) => {
+            console.log('notifyNetDisconnect deviceId: ${JSON.stringify(deviceId)}');
+            console.log('notifyNetDisconnect state: ${JSON.stringify(state)}');
+        }
+    });
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-inner-application-missionDeviceInfo.md

@@ -12,21 +12,21 @@
 ```ts
 import distributedMissionManager from '@ohos.distributedMissionManager';
 
-let missionDeviceInfo = {
-    deviceId: '123456'
-};
-let missionCallback = {
-    notifyMissionsChanged: function (deviceId) {
-        console.log('notifyMissionsChanged deviceId: ${JSON.stringify(deviceId)}');
+distributedMissionManager.registerMissionListener(
+    {
+        deviceId: '123456'
     },
-    notifySnapshot: function (mission, deviceId) {
-        console.log('notifySnapshot mission: ${JSON.stringify(mission)}');
-        console.log('notifySnapshot deviceId: ${JSON.stringify(deviceId)}');
-    },
-    notifyNetDisconnect: function (mission, state) {
-        console.log('notifyNetDisconnect mission: ${JSON.stringify(mission)}');
-        console.log('notifyNetDisconnect state: ${JSON.stringify(state)}');
-    }
-};
-distributedMissionManager.registerMissionListener(missionDeviceInfo, missionCallback);
+    {
+        notifyMissionsChanged: (deviceId) => {
+            console.log('notifyMissionsChanged deviceId: ${JSON.stringify(deviceId)}');
+        },
+        notifySnapshot: (mission, deviceId) => {
+            console.log('notifySnapshot mission: ${JSON.stringify(mission)}');
+            console.log('notifySnapshot deviceId: ${JSON.stringify(deviceId)}');
+        },
+        notifyNetDisconnect: (mission, state) => {
+            console.log('notifyNetDisconnect mission: ${JSON.stringify(mission)}');
+            console.log('notifyNetDisconnect state: ${JSON.stringify(state)}');
+        }
+    });
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-inner-application-missionListener.md

@@ -32,27 +32,27 @@ import missionManager from '@ohos.app.ability.missionManager';
 ```ts
 import missionManager from '@ohos.app.ability.missionManager';
 
-let listener = {
-    onMissionCreated: function (mission) {
+let listener: missionManager.MissionListener = {
+    onMissionCreated: (mission) => {
         console.log('onMissionCreated mission: ${JSON.stringify(mission)}');
     },
-    onMissionDestroyed: function (mission) {
+    onMissionDestroyed: (mission) => {
         console.log('onMissionDestroyed mission: ${JSON.stringify(mission)}');
     },
-    onMissionSnapshotChanged: function (mission) {
+    onMissionSnapshotChanged: (mission) => {
         console.log('onMissionSnapshotChanged mission: ${JSON.stringify(mission)}');
     },
-    onMissionMovedToFront: function (mission) {
+    onMissionMovedToFront: (mission) => {
         console.log('onMissionMovedToFront mission: ${JSON.stringify(mission)}');
     },
-    onMissionLabelUpdated: function (mission) {
+    onMissionLabelUpdated: (mission) => {
         console.log('onMissionLabelUpdated mission: ' + JSON.stringify(mission));
     },
-     onMissionIconUpdated: function (mission, icon) {
+     onMissionIconUpdated: (mission, icon) => {
         console.log('onMissionIconUpdated mission: ' + JSON.stringify(mission));
         console.log('onMissionIconUpdated icon: ' + JSON.stringify(icon));
      },
-    onMissionClosed: function (mission) {
+    onMissionClosed: (mission) => {
         console.log('onMissionClosed mission: ${JSON.stringify(mission)}');
     }
 };

zh-cn/application-dev/reference/apis/js-apis-inner-application-missionParameter.md

@@ -18,13 +18,13 @@
 ```ts
 import distributedMissionManager from '@ohos.distributedMissionManager';
 
-let missionParameter = {
-    deviceId: '123456',
-    fixConflict: true,
-    tag: 123
-};
 try {
-    distributedMissionManager.startSyncRemoteMissions(missionParameter,
+    distributedMissionManager.startSyncRemoteMissions(
+        {
+            deviceId: '123456',
+            fixConflict: true,
+            tag: 123
+        },
         (error, data) => {
             if (error && error.code !== 0) {
                 console.error('startSyncRemoteMissions fail, error: ${JSON.stringify(error)}');

zh-cn/application-dev/reference/apis/js-apis-inner-application-processData.md

@@ -31,7 +31,7 @@ import appManager from '@ohos.application.appManager';
 ```ts
 import appManager from '@ohos.application.appManager';
 
-let applicationStateObserver = {
+let observerCode = appManager.registerApplicationStateObserver({
     onForegroundApplicationChanged(appStateData) {
         console.log('onForegroundApplicationChanged appStateData: ${JSON.stringify(appStateData)}');
     },
@@ -51,6 +51,5 @@ let applicationStateObserver = {
         console.log('onProcessStateChanged processData.isContinuousTask : ${JSON.stringify(processData.isContinuousTask)}');
         console.log('onProcessStateChanged processData.isKeepAlive : ${JSON.stringify(processData.isKeepAlive)}');
     }
-};
-let observerCode = appManager.registerApplicationStateObserver(applicationStateObserver);
+});
 ```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-inner-application-processRunningInfo.md

@@ -9,7 +9,7 @@
 ## 导入模块
 
 ```ts
-import appManager from '@ohos.app.ability.appManager';
+import appManager from '@ohos.application.appManager';
 ```
 
 ## 属性
@@ -29,11 +29,12 @@ import appManager from '@ohos.app.ability.appManager';
 
 **示例：**
 ```ts
-import appManager from '@ohos.app.ability.appManager';
+import appManager from '@ohos.application.appManager';
+import { BusinessError } from '@ohos.base';
 
 appManager.getProcessRunningInfos().then((data) => {
     console.log('success: ${JSON.stringify(data)}');
-}).catch((error) => {
+}).catch((error: BusinessError) => {
     console.error('failed: ${JSON.stringify(error)}');
 });
 ```

zh-cn/application-dev/reference/apis/js-apis-inner-application-serviceExtensionContext.md

@@ -21,12 +21,12 @@ import common from '@ohos.app.ability.common';
 
 ```ts
   import ServiceExtensionAbility from '@ohos.app.ability.ServiceExtensionAbility';
+  import rpc from '@ohos.rpc';
 
-  let context;
-  let commRemote; // 断开连接时需要释放
+  let commRemote: rpc.IRemoteObject; // 断开连接时需要释放
   class EntryAbility extends ServiceExtensionAbility {
     onCreate() {
-      context = this.context; // 获取ServiceExtensionContext
+        let context = this.context; // 获取ServiceExtensionContext
     }
   }
 ```
@@ -73,13 +73,16 @@ startAbility(want: Want, callback: AsyncCallback<void>): void;
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     bundleName: 'com.example.myapp',
     abilityName: 'MyAbility'
   };
 
   try {
-    this.context.startAbility(want, (error) => {
+    this.context.startAbility(want, (error: BusinessError) => {
       if (error.code) {
         // 处理业务逻辑错误
         console.error('startAbility failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -142,21 +145,25 @@ startAbility(want: Want, options?: StartOptions): Promise\<void>;
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import StartOptions from '@ohos.app.ability.StartOptions';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     bundleName: 'com.example.myapp',
     abilityName: 'MyAbility'
   };
-  let options = {
+  let options: StartOptions = {
   	windowMode: 0,
   };
 
   try {
     this.context.startAbility(want, options)
-      .then((data) => {
+      .then((data: void) => {
         // 执行正常业务
         console.log('startAbility succeed');
       })
-      .catch((error) => {
+      .catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('startAbility failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -209,17 +216,21 @@ startAbility(want: Want, options: StartOptions, callback: AsyncCallback&lt;void&
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import StartOptions from '@ohos.app.ability.StartOptions';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
   };
-  let options = {
+  let options: StartOptions = {
     windowMode: 0
   };
 
   try {
-    this.context.startAbility(want, options, (error) => {
+    this.context.startAbility(want, options, (error: BusinessError) => {
       if (error.code) {
         // 处理业务逻辑错误
         console.error('startAbility failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -284,7 +295,10 @@ startAbilityWithAccount(want: Want, accountId: number, callback: AsyncCallback\<
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
@@ -292,7 +306,7 @@ startAbilityWithAccount(want: Want, accountId: number, callback: AsyncCallback\<
   let accountId = 100;
 
   try {
-    this.context.startAbilityWithAccount(want, accountId, (error) => {
+    this.context.startAbilityWithAccount(want, accountId, (error: BusinessError) => {
       if (error.code) {
         // 处理业务逻辑错误
         console.error('startAbilityWithAccount failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -358,18 +372,22 @@ startAbilityWithAccount(want: Want, accountId: number, options: StartOptions, ca
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import StartOptions from '@ohos.app.ability.StartOptions';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
   };
   let accountId = 100;
-  let options = {
+  let options: StartOptions = {
     windowMode: 0
   };
 
   try {
-    this.context.startAbilityWithAccount(want, accountId, options, (error) => {
+    this.context.startAbilityWithAccount(want, accountId, options, (error: BusinessError) => {
       if (error.code) {
         // 处理业务逻辑错误
         console.error('startAbilityWithAccount failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -441,23 +459,27 @@ startAbilityWithAccount(want: Want, accountId: number, options?: StartOptions):
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import StartOptions from '@ohos.app.ability.StartOptions';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
   };
   let accountId = 100;
-  let options = {
+  let options: StartOptions = {
     windowMode: 0
   };
 
   try {
     this.context.startAbilityWithAccount(want, accountId, options)
-      .then((data) => {
+      .then((data: void) => {
         // 执行正常业务
         console.log('startAbilityWithAccount succeed');
       })
-      .catch((error) => {
+      .catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('startAbilityWithAccount failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -505,14 +527,17 @@ startServiceExtensionAbility(want: Want, callback: AsyncCallback\<void>): void;
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
   };
 
   try {
-    this.context.startServiceExtensionAbility(want, (error) => {
+    this.context.startServiceExtensionAbility(want, (error: BusinessError) => {
       if (error.code) {
         // 处理业务逻辑错误
         console.error('startServiceExtensionAbility failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -570,7 +595,10 @@ startServiceExtensionAbility(want: Want): Promise\<void>;
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
@@ -578,11 +606,11 @@ startServiceExtensionAbility(want: Want): Promise\<void>;
 
   try {
     this.context.startServiceExtensionAbility(want)
-      .then((data) => {
+      .then((data: void) => {
         // 执行正常业务
         console.log('startServiceExtensionAbility succeed');
       })
-      .catch((error) => {
+      .catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('startServiceExtensionAbility failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -638,7 +666,10 @@ startServiceExtensionAbilityWithAccount(want: Want, accountId: number, callback:
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
@@ -646,7 +677,7 @@ startServiceExtensionAbilityWithAccount(want: Want, accountId: number, callback:
   let accountId = 100;
 
   try {
-    this.context.startServiceExtensionAbilityWithAccount(want, accountId, (error) => {
+    this.context.startServiceExtensionAbilityWithAccount(want, accountId, (error: BusinessError) => {
       if (error.code) {
         // 处理业务逻辑错误
         console.error('startServiceExtensionAbilityWithAccount failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -711,7 +742,10 @@ startServiceExtensionAbilityWithAccount(want: Want, accountId: number): Promise\
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
@@ -720,11 +754,11 @@ startServiceExtensionAbilityWithAccount(want: Want, accountId: number): Promise\
 
   try {
     this.context.startServiceExtensionAbilityWithAccount(want, accountId)
-      .then((data) => {
+      .then((data: void) => {
         // 执行正常业务
         console.log('startServiceExtensionAbilityWithAccount succeed');
       })
-      .catch((error) => {
+      .catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('startServiceExtensionAbilityWithAccount failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -785,7 +819,7 @@ import extension from '@ohos.app.ability.ServiceExtensionAbility';
 import Want from '@ohos.app.ability.Want';
 
 export default class EntryAbility extends extension {
-  onCreate(want, launchParam) {
+  onCreate(want: Want) {
     // want包含启动该应用的Caller信息
     let localWant: Want = want;
     localWant.bundleName = 'com.example.demo';
@@ -853,9 +887,10 @@ startAbilityAsCaller(want: Want, options: StartOptions, callback: AsyncCallback\
 ```ts
 import extension from '@ohos.app.ability.ServiceExtensionAbility';
 import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
 
 export default class EntryAbility extends extension {
-  onCreate(want, launchParam) {
+  onCreate(want: Want) {
     // want包含启动该应用的Caller信息
     let localWant: Want = want;
     localWant.bundleName = 'com.example.demo';
@@ -934,9 +969,11 @@ startAbilityAsCaller(want: Want, options?: StartOptions): Promise\<void>;
 ```ts
 import extension from '@ohos.app.ability.ServiceExtensionAbility';
 import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
 
 export default class EntryAbility extends extension {
-  onCreate(want, launchParam) {
+  onCreate(want: Want) {
     // want包含启动该应用的Caller信息
     let localWant: Want = want;
     localWant.bundleName = 'com.example.demo';
@@ -952,7 +989,7 @@ export default class EntryAbility extends extension {
       .then(() => {
         console.log('startAbilityAsCaller success.');
       })
-      .catch((err) => {
+      .catch((err: BusinessError) => {
         console.error('startAbilityAsCaller failed, err:' + JSON.stringify(err));
       })
   }
@@ -995,14 +1032,17 @@ stopServiceExtensionAbility(want: Want, callback: AsyncCallback\<void>): void;
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
   };
 
   try {
-    this.context.stopServiceExtensionAbility(want, (error) => {
+    this.context.stopServiceExtensionAbility(want, (error: BusinessError) => {
       if (error.code) {
         // 处理业务逻辑错误
         console.error('stopServiceExtensionAbility failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -1057,7 +1097,10 @@ stopServiceExtensionAbility(want: Want): Promise\<void>;
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
@@ -1065,11 +1108,11 @@ stopServiceExtensionAbility(want: Want): Promise\<void>;
 
   try {
     this.context.stopServiceExtensionAbility(want)
-      .then((data) => {
+      .then(() => {
         // 执行正常业务
         console.log('stopServiceExtensionAbility succeed');
       })
-      .catch((error) => {
+      .catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('stopServiceExtensionAbility failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -1121,7 +1164,10 @@ stopServiceExtensionAbilityWithAccount(want: Want, accountId: number, callback:
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
@@ -1129,7 +1175,7 @@ stopServiceExtensionAbilityWithAccount(want: Want, accountId: number, callback:
   let accountId = 100;
 
   try {
-    this.context.stopServiceExtensionAbilityWithAccount(want, accountId, (error) => {
+    this.context.stopServiceExtensionAbilityWithAccount(want, accountId, (error: BusinessError) => {
       if (error.code) {
         // 处理业务逻辑错误
         console.error('stopServiceExtensionAbilityWithAccount failed, error.code: ${error.code, error.message: ${error.message}');
@@ -1191,7 +1237,10 @@ stopServiceExtensionAbilityWithAccount(want: Want, accountId: number): Promise\<
 **示例：**
 
   ```ts
-  let want = {
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
@@ -1200,11 +1249,11 @@ stopServiceExtensionAbilityWithAccount(want: Want, accountId: number): Promise\<
 
   try {
     this.context.stopServiceExtensionAbilityWithAccount(want, accountId)
-      .then((data) => {
+      .then(() => {
         // 执行正常业务
         console.log('stopServiceExtensionAbilityWithAccount succeed');
       })
-      .catch((error) => {
+      .catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('stopServiceExtensionAbilityWithAccount failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -1246,7 +1295,9 @@ terminateSelf(callback: AsyncCallback&lt;void&gt;): void;
 **示例：**
 
   ```ts
-  this.context.terminateSelf((error) => {
+  import { BusinessError } from '@ohos.base';
+
+  this.context.terminateSelf((error: BusinessError) => {
     if (error.code) {
       // 处理业务逻辑错误
       console.error('terminateSelf failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -1289,10 +1340,12 @@ terminateSelf(): Promise&lt;void&gt;;
 **示例：**
 
   ```ts
-  this.context.terminateSelf().then((data) => {
+  import { BusinessError } from '@ohos.base';
+
+  this.context.terminateSelf().then(() => {
     // 执行正常业务
     console.log('terminateSelf succeed');
-  }).catch((error) => {
+  }).catch((error: BusinessError) => {
     // 处理业务逻辑错误
     console.error('terminateSelf failed, error.code: ${error.code}, error.message: ${error.message}');
   });
@@ -1341,20 +1394,24 @@ connectServiceExtensionAbility(want: Want, options: ConnectOptions): number;
 **示例：**
 
   ```ts
-  let want = {
+  import ServiceExtensionAbility from '@ohos.app.ability.ServiceExtensionAbility';
+  import common from '@ohos.app.ability.common';
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     bundleName: 'com.example.myapp',
     abilityName: 'MyAbility'
   };
-  let options = {
-    onConnect(elementName, remote) { 
+  let options: common.ConnectOptions = {
+    onConnect(elementName, remote) {
       commRemote = remote;
-      console.log('----------- onConnect -----------'); 
+      console.log('----------- onConnect -----------');
     },
     onDisconnect(elementName) { console.log('----------- onDisconnect -----------') },
     onFailed(code) { console.error('----------- onFailed -----------') }
   };
-
-  let connection = null;
+  let connection: number;
   try {
     connection = this.context.connectServiceExtensionAbility(want, options);
   } catch (paramError) {
@@ -1409,13 +1466,18 @@ connectServiceExtensionAbilityWithAccount(want: Want, accountId: number, options
 **示例：**
 
   ```ts
-  let want = {
+  import ServiceExtensionAbility from '@ohos.app.ability.ServiceExtensionAbility';
+  import common from '@ohos.app.ability.common';
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let want: Want = {
     deviceId: '',
     bundleName: 'com.example.myapplication',
     abilityName: 'EntryAbility'
   };
   let accountId = 100;
-  let options = {
+  let options: common.ConnectOptions = {
     onConnect(elementName, remote) { 
       commRemote = remote;
       console.log('----------- onConnect -----------');
@@ -1423,8 +1485,7 @@ connectServiceExtensionAbilityWithAccount(want: Want, accountId: number, options
     onDisconnect(elementName) { console.log('----------- onDisconnect -----------'); },
     onFailed(code) { console.log('----------- onFailed -----------'); }
   };
-
-  let connection = null;
+  let connection: number;
   try {
     connection = this.context.connectServiceExtensionAbilityWithAccount(want, accountId, options);
   } catch (paramError) {
@@ -1462,11 +1523,13 @@ disconnectServiceExtensionAbility(connection: number, callback:AsyncCallback&lt;
 **示例：**
 
   ```ts
+  import { BusinessError } from '@ohos.base';
+
   // connection为connectServiceExtensionAbility中的返回值
   let connection = 1;
 
   try {
-    this.context.disconnectServiceExtensionAbility(connection, (error) => {
+    this.context.disconnectServiceExtensionAbility(connection, (error: BusinessError) => {
       commRemote = null;
       if (error.code) {
         // 处理业务逻辑错误
@@ -1517,17 +1580,19 @@ disconnectServiceExtensionAbility(connection: number): Promise&lt;void&gt;;
 **示例：**
 
   ```ts
+  import { BusinessError } from '@ohos.base';
+
   // connection为connectServiceExtensionAbility中的返回值
   let connection = 1;
 
   try {
     this.context.disconnectServiceExtensionAbility(connection)
-      .then((data) => {
+      .then(() => {
         commRemote = null;
         // 执行正常业务
         console.log('disconnectServiceExtensionAbility succeed');
       })
-      .catch((error) => {
+      .catch((error: BusinessError) => {
         commRemote = null;
         // 处理业务逻辑错误
         console.error('disconnectServiceExtensionAbility failed, error.code: ${error.code}, error.message: ${error.message}');
@@ -1589,10 +1654,14 @@ startAbilityByCall(want: Want): Promise&lt;Caller&gt;;
   后台启动：
 
   ```ts
-  let caller;
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let caller: Caller;
 
   // 后台启动Ability，不配置parameters
-  let wantBackground = {
+  let wantBackground: Want = {
       bundleName: 'com.example.myservice',
       moduleName: 'entry',
       abilityName: 'EntryAbility',
@@ -1601,11 +1670,11 @@ startAbilityByCall(want: Want): Promise&lt;Caller&gt;;
 
   try {
     this.context.startAbilityByCall(wantBackground)
-      .then((obj) => {
+      .then((obj: Caller) => {
         // 执行正常业务
         caller = obj;
         console.log('startAbilityByCall succeed');
-      }).catch((error) => {
+      }).catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('startAbilityByCall failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -1618,10 +1687,14 @@ startAbilityByCall(want: Want): Promise&lt;Caller&gt;;
   前台启动：
 
   ```ts
-  let caller;
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let caller: Caller;
 
   // 前台启动Ability，将parameters中的'ohos.aafwk.param.callAbilityToForeground'配置为true
-  let wantForeground = {
+  let wantForeground: Want = {
       bundleName: 'com.example.myservice',
       moduleName: 'entry',
       abilityName: 'EntryAbility',
@@ -1633,11 +1706,11 @@ startAbilityByCall(want: Want): Promise&lt;Caller&gt;;
 
   try {
     this.context.startAbilityByCall(wantForeground)
-      .then((obj) => {
+      .then((obj: Caller) => {
         // 执行正常业务
         caller = obj;
         console.log('startAbilityByCall succeed');
-      }).catch((error) => {
+      }).catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('startAbilityByCall failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -1691,13 +1764,16 @@ startRecentAbility(want: Want, callback: AsyncCallback\<void>): void;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 
 try {
-  this.context.startRecentAbility(want, (err) => {
+  this.context.startRecentAbility(want, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startRecentAbility failed, code is ${err.code}, message is ${err.message}`);
@@ -1708,7 +1784,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startRecentAbility failed failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startRecentAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 ## ServiceExtensionContext.startRecentAbility
@@ -1758,17 +1836,21 @@ startRecentAbility(want: Want, options: StartOptions, callback: AsyncCallback\<v
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
-let options = {
+let options: StartOptions = {
   windowMode: 0
 };
 
 try {
-  this.context.startRecentAbility(want, options, (err) => {
+  this.context.startRecentAbility(want, options, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startRecentAbility failed, code is ${err.code}, message is ${err.message}`);
@@ -1779,7 +1861,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startRecentAbility failed failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startRecentAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 ## ServiceExtensionContext.startRecentAbility
@@ -1828,11 +1912,15 @@ startRecentAbility(want: Want, options?: StartOptions): Promise\<void>;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
-let options = {
+let options: StartOptions = {
   windowMode: 0,
 };
 
@@ -1842,13 +1930,15 @@ try {
       // 执行正常业务
       console.info('startRecentAbility succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startRecentAbility failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startRecentAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startRecentAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1904,13 +1994,16 @@ startAbilityByCallWithAccount(want: Want, accountId: number): Promise&lt;Caller&
 **示例：**
 
   ```ts
-  let caller;
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import Want from '@ohos.app.ability.Want';
+  import StartOptions from '@ohos.app.ability.StartOptions';
+  import { BusinessError } from '@ohos.base';
 
+  let caller: Caller;
   // 系统账号的账号ID, -1表示当前激活用户
   let accountId = -1;
-
   // 指定启动的Ability
-  let want = {
+  let want: Want = {
       bundleName: 'com.acts.actscalleeabilityrely',
       moduleName: 'entry',
       abilityName: 'EntryAbility',
@@ -1923,11 +2016,11 @@ startAbilityByCallWithAccount(want: Want, accountId: number): Promise&lt;Caller&
 
   try {
     this.context.startAbilityByCallWithAccount(want, accountId)
-      .then((obj) => {
+      .then((obj: Caller) => {
         // 执行正常业务
         caller = obj;
         console.log('startAbilityByCallWithAccount succeed');
-      }).catch((error) => {
+      }).catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('startAbilityByCallWithAccount failed, error.code: ${error.code}, error.message: ${error.message}');
       });

zh-cn/application-dev/reference/apis/js-apis-inner-application-shellCmdResult.md

@@ -28,11 +28,13 @@ import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry
 **示例：**
 ```ts
 import AbilityDelegatorRegistry from '@ohos.app.ability.abilityDelegatorRegistry';
+import { BusinessError } from '@ohos.base';
+
 let abilityDelegator: AbilityDelegatorRegistry.AbilityDelegator;
 let cmd = 'cmd';
 
 abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
-abilityDelegator.executeShellCommand(cmd, (error: any, data: any) => {
+abilityDelegator.executeShellCommand(cmd, (error: BusinessError, data) => {
     if (error) {
         console.error('executeShellCommand fail, error: ${JSON.stringify(error)}');
     } else {

zh-cn/application-dev/reference/apis/js-apis-inner-application-uiAbilityContext.md

@@ -73,13 +73,16 @@ startAbility(want: Want, callback: AsyncCallback<void>): void;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 
 try {
-  this.context.startAbility(want, (err) => {
+  this.context.startAbility(want, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
@@ -90,7 +93,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbility failed failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -140,17 +145,21 @@ startAbility(want: Want, options: StartOptions, callback: AsyncCallback<void&
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
-let options = {
+let options: StartOptions = {
   windowMode: 0
 };
 
 try {
-  this.context.startAbility(want, options, (err) => {
+  this.context.startAbility(want, options, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
@@ -161,7 +170,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbility failed failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -216,11 +227,15 @@ startAbility(want: Want, options?: StartOptions): Promise<void>;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
-let options = {
+let options: StartOptions = {
   windowMode: 0,
 };
 
@@ -230,13 +245,15 @@ try {
       // 执行正常业务
       console.info('startAbility succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -288,25 +305,32 @@ startAbilityForResult(want: Want, callback: AsyncCallback<AbilityResult>):
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 
 try {
-  this.context.startAbilityForResult(want, (err, result) => {
+  this.context.startAbilityForResult(want, (err: BusinessError, result: common.AbilityResult) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startAbilityForResult failed, code is ${err.code}, message is ${err.message}`);
       return;
-    }
     // 执行正常业务
     console.info('startAbilityForResult succeed');
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityForResult failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityForResult failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -359,20 +383,27 @@ startAbilityForResult(want: Want, options: StartOptions, callback: AsyncCallback
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
-let options = {
+let options: StartOptions = {
   windowMode: 0,
 };
 
 try {
-  this.context.startAbilityForResult(want, options, (err, result) => {
+  this.context.startAbilityForResult(want, options, (err: BusinessError, result: common.AbilityResult) => {
     if (err.code) {
       // 处理业务逻辑错误
-      console.error(`startAbilityForResult failed, code is ${err.code}, message is ${err.message}`);
+      console.error(`startAbilityForResult failed, code is ${err.code}, message is ${err.message}`);  
       return;
     }
     // 执行正常业务
@@ -380,7 +411,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityForResult failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityForResult failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -440,27 +473,36 @@ startAbilityForResult(want: Want, options?: StartOptions): Promise<AbilityRes
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
-let options = {
+let options: StartOptions = {
   windowMode: 0,
 };
 
 try {
   this.context.startAbilityForResult(want, options)
-    .then((result) => {
+    .then((result: common.AbilityResult) => {
       // 执行正常业务
       console.info('startAbilityForResult succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startAbilityForResult failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityForResult failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityForResult failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -518,7 +560,13 @@ startAbilityForResultWithAccount(want: Want, accountId: number, callback: AsyncC
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
@@ -526,7 +574,7 @@ let want = {
 let accountId = 100;
 
 try {
-  this.context.startAbilityForResultWithAccount(want, accountId, (err, result) => {
+  this.context.startAbilityForResultWithAccount(want, accountId, (err: BusinessError, result: common.AbilityResult) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startAbilityForResultWithAccount failed, code is ${err.code}, message is ${err.message}`);
@@ -537,7 +585,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityForResultWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityForResultWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -597,18 +647,22 @@ startAbilityForResultWithAccount(want: Want, accountId: number, options: StartOp
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 let accountId = 100;
-let options = {
+let options: StartOptions = {
   windowMode: 0
 };
 
 try {
-  this.context.startAbilityForResultWithAccount(want, accountId, options, (err) => {
+  this.context.startAbilityForResultWithAccount(want, accountId, options, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startAbilityForResultWithAccount failed, code is ${err.code}, message is ${err.message}`);
@@ -619,7 +673,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityForResultWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityForResultWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -684,29 +740,38 @@ startAbilityForResultWithAccount(want: Want, accountId: number, options?: StartO
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 let accountId = 100;
-let options = {
+let options: StartOptions = {
   windowMode: 0
 };
 
 try {
   this.context.startAbilityForResultWithAccount(want, accountId, options)
-    .then((result) => {
+    .then((result: common.AbilityResult) => {
       // 执行正常业务
       console.info('startAbilityForResultWithAccount succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startAbilityForResultWithAccount failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityForResultWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityForResultWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 ## UIAbilityContext.startServiceExtensionAbility
@@ -747,7 +812,10 @@ startServiceExtensionAbility(want: Want, callback: AsyncCallback\<void>): void;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
@@ -759,13 +827,15 @@ try {
       // 执行正常业务
       console.info('startServiceExtensionAbility succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startServiceExtensionAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -806,7 +876,10 @@ startServiceExtensionAbility(want: Want): Promise\<void>;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
@@ -818,13 +891,15 @@ try {
       // 执行正常业务
       console.info('startServiceExtensionAbility succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startServiceExtensionAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -873,7 +948,10 @@ startServiceExtensionAbilityWithAccount(want: Want, accountId: number, callback:
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
@@ -881,7 +959,7 @@ let want = {
 let accountId = 100;
 
 try {
-  this.context.startServiceExtensionAbilityWithAccount(want, accountId, (err) => {
+  this.context.startServiceExtensionAbilityWithAccount(want, accountId, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startServiceExtensionAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
@@ -892,7 +970,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startServiceExtensionAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startServiceExtensionAbilityWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -940,7 +1020,10 @@ startServiceExtensionAbilityWithAccount(want: Want, accountId: number): Promise\
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
@@ -953,13 +1036,15 @@ try {
       // 执行正常业务
       console.info('startServiceExtensionAbilityWithAccount succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startServiceExtensionAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startServiceExtensionAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startServiceExtensionAbilityWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 ## UIAbilityContext.stopServiceExtensionAbility
@@ -999,14 +1084,17 @@ stopServiceExtensionAbility(want: Want, callback: AsyncCallback\<void>): void;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
 };
 
 try {
-  this.context.stopServiceExtensionAbility(want, (err) => {
+  this.context.stopServiceExtensionAbility(want, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`stopServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
@@ -1017,7 +1105,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`stopServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`stopServiceExtensionAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1055,7 +1145,10 @@ stopServiceExtensionAbility(want: Want): Promise\<void>;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
@@ -1067,13 +1160,15 @@ try {
       // 执行正常业务
       console.info('stopServiceExtensionAbility succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`stopServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`stopServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`stopServiceExtensionAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1119,7 +1214,10 @@ stopServiceExtensionAbilityWithAccount(want: Want, accountId: number, callback:
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
@@ -1127,7 +1225,7 @@ let want = {
 let accountId = 100;
 
 try {
-  this.context.stopServiceExtensionAbilityWithAccount(want, accountId, (err) => {
+  this.context.stopServiceExtensionAbilityWithAccount(want, accountId, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`stopServiceExtensionAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
@@ -1138,7 +1236,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`stopServiceExtensionAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`stopServiceExtensionAbilityWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1183,7 +1283,10 @@ stopServiceExtensionAbilityWithAccount(want: Want, accountId: number): Promise\<
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
@@ -1196,13 +1299,15 @@ try {
       // 执行正常业务
       console.info('stopServiceExtensionAbilityWithAccount succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`stopServiceExtensionAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`stopServiceExtensionAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`stopServiceExtensionAbilityWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1236,8 +1341,10 @@ terminateSelf(callback: AsyncCallback&lt;void&gt;): void;
 **示例：**
 
   ```ts
+  import { BusinessError } from '@ohos.base';
+
   try {
-    this.context.terminateSelf((err) => {
+    this.context.terminateSelf((err: BusinessError) => {
       if (err.code) {
         // 处理业务逻辑错误
         console.error(`terminateSelf failed, code is ${err.code}, message is ${err.message}`);
@@ -1248,7 +1355,9 @@ terminateSelf(callback: AsyncCallback&lt;void&gt;): void;
     });
   } catch (err) {
     // 捕获同步的参数错误
-    console.error(`terminateSelf failed, code is ${err.code}, message is ${err.message}`);
+    let code = (err as BusinessError).code;
+    let message = (err as BusinessError).message;
+    console.error(`terminateSelf failed, code is ${code}, message is ${message}`);
   }
   ```
 
@@ -1283,19 +1392,23 @@ terminateSelf(): Promise&lt;void&gt;;
 **示例：**
 
   ```ts
+  import { BusinessError } from '@ohos.base';
+
   try {
     this.context.terminateSelf()
       .then(() => {
         // 执行正常业务
         console.info('terminateSelf succeed');
       })
-      .catch((err) => {
+      .catch((err: BusinessError) => {
         // 处理业务逻辑错误
         console.error(`terminateSelf failed, code is ${err.code}, message is ${err.message}`);
       });
   } catch (err) {
     // 捕获同步的参数错误
-    console.error(`terminateSelf failed, code is ${err.code}, message is ${err.message}`);
+    let code = (err as BusinessError).code;
+    let message = (err as BusinessError).message;
+    console.error(`terminateSelf failed, code is ${code}, message is ${message}`);
   }
   ```
 
@@ -1331,19 +1444,24 @@ terminateSelfWithResult(parameter: AbilityResult, callback: AsyncCallback&lt;voi
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import common from '@ohos.app.ability.common'; 
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 let resultCode = 100;
 // 返回给接口调用方AbilityResult信息
-let abilityResult = {
+let abilityResult: common.AbilityResult = {
   want,
   resultCode
 };
 
 try {
-  this.context.terminateSelfWithResult(abilityResult, (err) => {
+  this.context.terminateSelfWithResult(abilityResult, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`terminateSelfWithResult failed, code is ${err.code}, message is ${err.message}`);
@@ -1354,7 +1472,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`terminateSelfWithResult failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`terminateSelfWithResult failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1395,13 +1515,18 @@ terminateSelfWithResult(parameter: AbilityResult): Promise&lt;void&gt;;
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 let resultCode = 100;
 // 返回给接口调用方AbilityResult信息
-let abilityResult = {
+let abilityResult: common.AbilityResult = {
   want,
   resultCode
 };
@@ -1412,13 +1537,15 @@ try {
       // 执行正常业务
       console.info('terminateSelfWithResult succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`terminateSelfWithResult failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`terminateSelfWithResult failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`terminateSelfWithResult failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1463,13 +1590,19 @@ connectServiceExtensionAbility(want: Want, options: ConnectOptions): number;
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+import rpc from '@ohos.rpc';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
 };
-let commRemote;
-let options = {
+let commRemote: rpc.IRemoteObject;
+let options: common.ConnectOptions = {
   onConnect(elementName, remote) {
     commRemote = remote;
     console.info('onConnect...')
@@ -1481,13 +1614,14 @@ let options = {
     console.info('onFailed...')
   }
 };
-
-let connection = null;
+let connection: number;
 try {
   connection = this.context.connectServiceExtensionAbility(want, options);
 } catch (err) {
   // 处理入参错误异常
-  console.error(`connectServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`connectServiceExtensionAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1542,14 +1676,20 @@ connectServiceExtensionAbilityWithAccount(want: Want, accountId: number, options
 **示例：**
 
   ```ts
-let want = {
+import UIAbility from '@ohos.app.ability.UIAbility';
+import common from '@ohos.app.ability.common';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+import rpc from '@ohos.rpc';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'ServiceExtensionAbility'
 };
 let accountId = 100;
-let commRemote;
-let options = {
+let commRemote: rpc.IRemoteObject;
+let options: common.ConnectOptions = {
   onConnect(elementName, remote) {
     commRemote = remote;
     console.info('onConnect...')
@@ -1561,13 +1701,14 @@ let options = {
     console.info('onFailed...')
   }
 };
-
-let connection = null;
+let connection: number;
 try {
   connection = this.context.connectServiceExtensionAbilityWithAccount(want, accountId, options);
 } catch (err) {
   // 处理入参错误异常
-  console.error(`connectServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`connectServiceExtensionAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1603,25 +1744,27 @@ disconnectServiceExtensionAbility(connection: number): Promise\<void>;
 **示例：**
 
   ```ts
+import { BusinessError } from '@ohos.base';
+
 // connection为connectServiceExtensionAbility中的返回值
 let connection = 1;
-let commRemote;
+let commRemote: rpc.IRemoteObject | null;
 
 try {
-  this.context.disconnectServiceExtensionAbility(connection, (err) => {
+  this.context.disconnectServiceExtensionAbility(connection).then(() => {
     commRemote = null;
-    if (err.code) {
-      // 处理业务逻辑错误
-      console.error(`disconnectServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
-      return;
-    }
     // 执行正常业务
     console.info('disconnectServiceExtensionAbility succeed');
-  });
+  }).catch((err: BusinessError) => {
+    // 处理业务逻辑错误
+    console.error(`disconnectServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  })
 } catch (err) {
   commRemote = null;
   // 处理入参错误异常
-  console.error(`disconnectServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`disconnectServiceExtensionAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1652,29 +1795,14 @@ disconnectServiceExtensionAbility(connection: number, callback:AsyncCallback\<vo
 **示例：**
 
   ```ts
+import { BusinessError } from '@ohos.base';
+
 // connection为connectServiceExtensionAbility中的返回值
 let connection = 1;
-let commRemote;
-
-try {
-  this.context.disconnectServiceExtensionAbility(connection, (err) => {
-    commRemote = null;
-    if (err.code) {
-      // 处理业务逻辑错误
-      console.error(`disconnectServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
-      return;
-    }
-    // 执行正常业务
-    console.info('disconnectServiceExtensionAbility succeed');
-  });
-} catch (err) {
-  commRemote = null;
-  // 处理入参错误异常
-  console.error(`disconnectServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
-}
+let commRemote: rpc.IRemoteObject | null;
 
 try {
-  this.context.disconnectServiceExtensionAbility(connection, (err) => {
+  this.context.disconnectServiceExtensionAbility(connection, (err: BusinessError) => {
     commRemote = null;
     if (err.code) {
       // 处理业务逻辑错误
@@ -1687,7 +1815,9 @@ try {
 } catch (err) {
   commRemote = null;
   // 处理入参错误异常
-  console.error(`disconnectServiceExtensionAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`disconnectServiceExtensionAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1741,10 +1871,14 @@ startAbilityByCall(want: Want): Promise&lt;Caller&gt;;
   后台启动：
 
   ```ts
-let caller;
+import { Caller } from '@ohos.app.ability.UIAbility';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let caller: Caller;
 
 // 后台启动Ability，不配置parameters
-let wantBackground = {
+let wantBackground: Want = {
   bundleName: 'com.example.myapplication',
   moduleName: 'entry',
   abilityName: 'EntryAbility',
@@ -1753,27 +1887,33 @@ let wantBackground = {
 
 try {
   this.context.startAbilityByCall(wantBackground)
-    .then((obj) => {
+    .then((obj: Caller) => {
       // 执行正常业务
       caller = obj;
       console.info('startAbilityByCall succeed');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
     // 处理业务逻辑错误
     console.error(`startAbilityByCall failed, code is ${err.code}, message is ${err.message}`);
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityByCall failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityByCall failed, code is ${code}, message is ${message}`);
 }
   ```
 
 前台启动：
 
   ```ts
-let caller;
+import { Caller } from '@ohos.app.ability.UIAbility';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let caller: Caller;
 
 // 前台启动Ability，将parameters中的'ohos.aafwk.param.callAbilityToForeground'配置为true
-let wantForeground = {
+let wantForeground: Want = {
   bundleName: 'com.example.myapplication',
   moduleName: 'entry',
   abilityName: 'EntryAbility',
@@ -1785,17 +1925,19 @@ let wantForeground = {
 
 try {
   this.context.startAbilityByCall(wantForeground)
-    .then((obj) => {
+    .then((obj: Caller) => {
       // 执行正常业务
       caller = obj;
       console.info('startAbilityByCall succeed');
-    }).catch((err) => {
+    }).catch((err: BusinessError) => {
     // 处理业务逻辑错误
     console.error(`startAbilityByCall failed, code is ${err.code}, message is ${err.message}`);
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityByCall failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityByCall failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1853,7 +1995,10 @@ startAbilityWithAccount(want: Want, accountId: number, callback: AsyncCallback\<
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
@@ -1861,7 +2006,7 @@ let want = {
 let accountId = 100;
 
 try {
-  this.context.startAbilityWithAccount(want, accountId, (err) => {
+  this.context.startAbilityWithAccount(want, accountId, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
@@ -1872,7 +2017,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -1932,18 +2079,22 @@ startAbilityWithAccount(want: Want, accountId: number, options: StartOptions, ca
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 let accountId = 100;
-let options = {
+let options: StartOptions = {
   windowMode: 0
 };
 
 try {
-  this.context.startAbilityWithAccount(want, accountId, options, (err) => {
+  this.context.startAbilityWithAccount(want, accountId, options, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
@@ -1954,7 +2105,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -2013,13 +2166,17 @@ startAbilityWithAccount(want: Want, accountId: number, options?: StartOptions):
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 let accountId = 100;
-let options = {
+let options: StartOptions = {
   windowMode: 0
 };
 
@@ -2029,13 +2186,15 @@ try {
       // 执行正常业务
       console.info('startAbilityWithAccount succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startAbilityWithAccount failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startAbilityWithAccount failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -2066,7 +2225,9 @@ setMissionLabel(label: string, callback:AsyncCallback&lt;void&gt;): void;
 **示例：**
 
   ```ts
-  this.context.setMissionLabel('test', (result) => {
+  import { BusinessError } from '@ohos.base';
+
+  this.context.setMissionLabel('test', (result: BusinessError) => {
     console.info(`setMissionLabel: ${JSON.stringify(result)}`);
   });
   ```
@@ -2103,10 +2264,14 @@ setMissionLabel(label: string): Promise&lt;void&gt;;
 **示例：**
 
   ```ts
+  import { BusinessError } from '@ohos.base';
+
   this.context.setMissionLabel('test').then(() => {
     console.info('success');
-  }).catch((err) => {
-    console.error(`setMissionLabel failed, code is ${err.code}, message is ${err.message}`);
+  }).catch((err: BusinessError) => {
+    let code = (err as BusinessError).code;
+    let message = (err as BusinessError).message;
+    console.error(`setMissionLabel failed, code is ${code}, message is ${message}`);
   });
   ```
 ## UIAbilityContext.setMissionIcon
@@ -2138,26 +2303,30 @@ setMissionIcon(icon: image.PixelMap, callback:AsyncCallback\<void>): void;
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
   import image from '@ohos.multimedia.image';
   
-  let imagePixelMap;
-  let color = new ArrayBuffer(0);
-  let initializationOptions = {
-    size: {
-      height: 100,
-      width: 100
+  export default class EntryAbility extends UIAbility {
+    onForeground() {
+      let imagePixelMap: image.PixelMap;
+      let color = new ArrayBuffer(0);
+      image.createPixelMap(color, {
+        size: {
+          height: 100,
+          width: 100
+        }
+      }).then((data) => {
+        imagePixelMap = data;
+        this.context.setMissionIcon(imagePixelMap, (err: BusinessError) => {
+          console.error(`setMissionLabel failed, code is ${err.code}, message is ${err.message}`);
+        })
+      })
+        .catch((err: BusinessError) => {
+          console.error(`createPixelMap failed, code is ${err.code}, message is ${err.message}`);
+        });
     }
-  };
-  image.createPixelMap(color, initializationOptions)
-    .then((data) => {
-      imagePixelMap = data;
-    })
-    .catch((err) => {
-      console.error(`createPixelMap failed, code is ${err.code}, message is ${err.message}`);
-    });
-  this.context.setMissionIcon(imagePixelMap, (err) => {
-    console.error(`setMissionLabel failed, code is ${err.code}, message is ${err.message}`);
-  })
+  }
   ```
 
 
@@ -2195,30 +2364,34 @@ setMissionIcon(icon: image.PixelMap): Promise\<void>;
 **示例：**
 
   ```ts
+  import UIAbility from '@ohos.app.ability.UIAbility';
+  import { BusinessError } from '@ohos.base';
   import image from '@ohos.multimedia.image';
 
-  let imagePixelMap;
-  let color = new ArrayBuffer(0);
-  let initializationOptions = {
-    size: {
-      height: 100,
-      width: 100
+  export default class EntryAbility extends UIAbility {
+    onForeground() {
+      let imagePixelMap: image.PixelMap;
+      let color = new ArrayBuffer(0);
+      image.createPixelMap(color, {
+        size: {
+          height: 100,
+          width: 100
+        }
+      }).then((data) => {
+          imagePixelMap = data;
+          this.context.setMissionIcon(imagePixelMap)
+            .then(() => {
+              console.info('setMissionIcon succeed');
+            })
+            .catch((err: BusinessError) => {
+              console.error(`setMissionLabel failed, code is ${err.code}, message is ${err.message}`);
+            });
+        })
+        .catch((err: BusinessError) => {
+          console.error(`createPixelMap failed, code is ${err.code}, message is ${err.message}`);
+        });
     }
-  };
-  image.createPixelMap(color, initializationOptions)
-    .then((data) => {
-      imagePixelMap = data;
-    })
-    .catch((err) => {
-      console.error(`createPixelMap failed, code is ${err.code}, message is ${err.message}`);
-    });
-  this.context.setMissionIcon(imagePixelMap)
-    .then(() => {
-      console.info('setMissionIcon succeed');
-    })
-    .catch((err) => {
-      console.error(`setMissionLabel failed, code is ${err.code}, message is ${err.message}`);
-    });
+  }
   ```
 
 ## UIAbilityContext.setMissionContinueState<sup>10+</sup>
@@ -2249,8 +2422,9 @@ setMissionContinueState(state: AbilityConstant.ContinueState, callback:AsyncCall
 
   ```ts
   import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+  import { BusinessError } from '@ohos.base';
 
-  this.context.setMissionContinueState(AbilityConstant.ContinueState.INACTIVE, (result) => {
+  this.context.setMissionContinueState(AbilityConstant.ContinueState.INACTIVE, (result: BusinessError) => {
     console.info(`setMissionContinueState: ${JSON.stringify(result)}`);
   });
   ```
@@ -2288,10 +2462,11 @@ setMissionContinueState(state: AbilityConstant.ContinueState): Promise&lt;void&g
 
   ```ts
   import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+  import { BusinessError } from '@ohos.base';
 
   this.context.setMissionContinueState(AbilityConstant.ContinueState.INACTIVE).then(() => {
     console.info('success');
-  }).catch((err) => {
+  }).catch((err: BusinessError) => {
     console.error(`setMissionContinueState failed, code is ${err.code}, message is ${err.message}`);
   });
   ```
@@ -2351,7 +2526,7 @@ isTerminating(): boolean;
 **示例：**
 
   ```ts
-  let isTerminating = this.context.isTerminating();
+  let isTerminating: boolean = this.context.isTerminating();
   console.info(`ability state is ${isTerminating}`);
   ```
 
@@ -2401,15 +2576,17 @@ requestDialogService(want: Want, result: AsyncCallback&lt;dialogRequest.RequestR
 
   ```ts
 import dialogRequest from '@ohos.app.ability.dialogRequest';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
 
-let want = {
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'AuthAccountServiceExtension'
 };
 
 try {
-  this.context.requestDialogService(want, (err, result) => {
+  this.context.requestDialogService(want, (err: BusinessError, result: dialogRequest.RequestResult) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`requestDialogService failed, code is ${err.code}, message is ${err.message}`);
@@ -2420,7 +2597,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`requestDialogService failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`requestDialogService failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -2476,25 +2655,29 @@ requestDialogService(want: Want): Promise&lt;dialogRequest.RequestResult&gt;;
 
   ```ts
 import dialogRequest from '@ohos.app.ability.dialogRequest';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
 
-let want = {
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'AuthAccountServiceExtension'
 };
 
 try {
   this.context.requestDialogService(want)
-    .then((result) => {
+    .then((result: dialogRequest.RequestResult) => {
       // 执行正常业务
       console.info('requestDialogService succeed, result = ${JSON.stringify(result)}');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`requestDialogService failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`requestDialogService failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`requestDialogService failed, code is ${code}, message is ${message}`);
 }
   ```
   ## UIAbilityContext.startRecentAbility
@@ -2544,13 +2727,16 @@ startRecentAbility(want: Want, callback: AsyncCallback&lt;void&gt;): void;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
 
 try {
-  this.context.startRecentAbility(want, (err) => {
+  this.context.startRecentAbility(want, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startRecentAbility failed, code is ${err.code}, message is ${err.message}`);
@@ -2561,7 +2747,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startRecentAbility failed failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startRecentAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 ## UIAbilityContext.startRecentAbility
@@ -2613,17 +2801,21 @@ startRecentAbility(want: Want, options: StartOptions, callback: AsyncCallback&lt
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   deviceId: '',
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
-let options = {
+let options: StartOptions = {
   windowMode: 0
 };
 
 try {
-  this.context.startRecentAbility(want, options, (err) => {
+  this.context.startRecentAbility(want, options, (err: BusinessError) => {
     if (err.code) {
       // 处理业务逻辑错误
       console.error(`startRecentAbility failed, code is ${err.code}, message is ${err.message}`);
@@ -2634,7 +2826,9 @@ try {
   });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startRecentAbility failed failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startRecentAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 ## UIAbilityContext.startRecentAbility
@@ -2685,11 +2879,15 @@ startRecentAbility(want: Want, options?: StartOptions): Promise&lt;void&gt;;
 **示例：**
 
   ```ts
-let want = {
+import Want from '@ohos.app.ability.Want';
+import StartOptions from '@ohos.app.ability.StartOptions';
+import { BusinessError } from '@ohos.base';
+
+let want: Want = {
   bundleName: 'com.example.myapplication',
   abilityName: 'EntryAbility'
 };
-let options = {
+let options: StartOptions = {
   windowMode: 0,
 };
 
@@ -2699,13 +2897,15 @@ try {
       // 执行正常业务
       console.info('startRecentAbility succeed');
     })
-    .catch((err) => {
+    .catch((err: BusinessError) => {
       // 处理业务逻辑错误
       console.error(`startRecentAbility failed, code is ${err.code}, message is ${err.message}`);
     });
 } catch (err) {
   // 处理入参错误异常
-  console.error(`startRecentAbility failed, code is ${err.code}, message is ${err.message}`);
+  let code = (err as BusinessError).code;
+  let message = (err as BusinessError).message;
+  console.error(`startRecentAbility failed, code is ${code}, message is ${message}`);
 }
   ```
 
@@ -2761,13 +2961,17 @@ startAbilityByCallWithAccount(want: Want, accountId: number): Promise&lt;Caller&
 **示例：**
 
   ```ts
-  let caller;
+  import { Caller } from '@ohos.app.ability.UIAbility';
+  import Want from '@ohos.app.ability.Want';
+  import { BusinessError } from '@ohos.base';
+
+  let caller: Caller;
 
   // 系统账号的账号ID, -1表示当前激活用户
   let accountId = -1;
 
   // 指定启动的Ability
-  let want = {
+  let want: Want = {
       bundleName: 'com.acts.actscalleeabilityrely',
       moduleName: 'entry',
       abilityName: 'EntryAbility',
@@ -2780,11 +2984,11 @@ startAbilityByCallWithAccount(want: Want, accountId: number): Promise&lt;Caller&
 
   try {
     this.context.startAbilityByCallWithAccount(want, accountId)
-      .then((obj) => {
+      .then((obj: Caller) => {
         // 执行正常业务
         caller = obj;
         console.log('startAbilityByCallWithAccount succeed');
-      }).catch((error) => {
+      }).catch((error: BusinessError) => {
         // 处理业务逻辑错误
         console.error('startAbilityByCallWithAccount failed, error.code: ${error.code}, error.message: ${error.message}');
       });
@@ -2842,10 +3046,11 @@ starAbilityAsCaller(want: Want, callback: AsyncCallback\<void>): void;
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
 import Want from '@ohos.app.ability.Want';
 
 export default class EntryAbility extends UIAbility {
-  onCreate(want, launchParam) {
+  onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
     // want包含启动该应用的Caller信息
     let localWant: Want = want;
     localWant.bundleName = 'com.example.demo';
@@ -2912,17 +3117,19 @@ startAbilityAsCaller(want: Want, options: StartOptions, callback: AsyncCallback\
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import StartOptions from '@ohos.app.ability.StartOptions';
 import Want from '@ohos.app.ability.Want';
 
 export default class EntryAbility extends UIAbility {
-  onCreate(want, launchParam) {
+  onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
     // want包含启动该应用的Caller信息
     let localWant: Want = want;
     localWant.bundleName = 'com.example.demo';
     localWant.moduleName = 'entry';
     localWant.abilityName = 'TestAbility';
 
-    let option = {
+    let option: StartOptions = {
       displayId: 0
     }
 
@@ -2993,10 +3200,13 @@ startAbilityAsCaller(want: Want, options?: StartOptions): Promise\<void>;
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import StartOptions from '@ohos.app.ability.StartOptions';
 import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
 
 export default class EntryAbility extends UIAbility {
-  onCreate(want, launchParam) {
+  onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
     // want包含启动该应用的Caller信息
     let localWant: Want = want;
     localWant.bundleName = 'com.example.demo';
@@ -3012,7 +3222,7 @@ export default class EntryAbility extends UIAbility {
       .then(() => {
         console.log('startAbilityAsCaller success.');
       })
-      .catch((err) => {
+      .catch((err: BusinessError) => {
         console.error('startAbilityAsCaller failed, err:' + JSON.stringify(err));
       })
   }
@@ -3047,6 +3257,7 @@ reportDrawnCompleted(callback: AsyncCallback\<void>): void;
   ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
 import window from '@ohos.window';
+import { BusinessError } from '@ohos.base';
 
 export default class EntryAbility extends UIAbility {
   onWindowStageCreate(windowStage: window.WindowStage) {
@@ -3066,7 +3277,9 @@ export default class EntryAbility extends UIAbility {
         });
       } catch (err) {
         // 捕获同步的参数错误
-        console.error(`reportDrawnCompleted failed, code is ${err.code}, message is ${err.message}`);
+        let code = (err as BusinessError).code;
+        let message = (err as BusinessError).message;
+        console.error(`reportDrawnCompleted failed, code is ${code}, message is ${message}`);
       }
     });
     console.log("MainAbility onWindowStageCreate")

zh-cn/application-dev/reference/apis/js-apis-wantAgent.md

@@ -32,14 +32,15 @@ getWant(agent: WantAgent, callback: AsyncCallback\<Want\>): void
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import Want from '@ohos.app.ability.Want';
+import { BusinessError } from '@ohos.base';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
 	console.info('==========================>getWantAgentCallback=======================>');
     if (err.code == 0) {
     	wantAgent = data;
@@ -49,13 +50,13 @@ function getWantAgentCallback(err, data) {
     }
 
     //getWant回调
-    function getWantCallback(err, data) {
+    let getWantCallback = (err: BusinessError, data: Want) => {
         console.info('==========================>getWantCallback=======================>');
     }
     WantAgent.getWant(wantAgent, getWantCallback);
 }
-//WantAgentInfo对象
-let wantAgentInfo = {
+
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -80,9 +81,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-};
-
-WantAgent.getWantAgent(wantAgentInfo, getWantAgentCallback);
+}, getWantAgentCallback);
 ```
 
 ## WantAgent.getWant
@@ -110,14 +109,13 @@ getWant(agent: WantAgent): Promise\<Want\>
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
-//WantAgentInfo对象
-let wantAgentInfo = {
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -142,9 +140,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo).then((data) => {
+}).then((data) => {
 	console.info('==========================>getWantAgentCallback=======================>');
     wantAgent = data;
     if (wantAgent) {        
@@ -173,18 +169,19 @@ getWantAgent(info: WantAgentInfo, callback: AsyncCallback\<WantAgent\>): void
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
     if (err.code) {
         console.info('getWantAgent Callback err:' + JSON.stringify(err))
     } else { 
         console.info('getWantAgent Callback success')
     }
 }
-//WantAgentInfo对象
-let wantAgentInfo = {
+
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -209,9 +206,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo, getWantAgentCallback);
+}, getWantAgentCallback);
 ```
 
 ## WantAgent.getWantAgent
@@ -237,11 +232,9 @@ getWantAgent(info: WantAgentInfo): Promise\<WantAgent\>
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
 
-
-//WantAgentInfo对象
-let wantAgentInfo = {
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -266,9 +259,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo).then((data) => {
+}).then((data: _WantAgent) => {
 	console.info('==========================>getWantAgentCallback=======================>');
 });
 ```
@@ -291,14 +282,14 @@ getBundleName(agent: WantAgent, callback: AsyncCallback\<string\>): void
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
 	console.info('==========================>getWantAgentCallback=======================>');
     if (err.code == 0) {
     	wantAgent = data;
@@ -308,13 +299,13 @@ function getWantAgentCallback(err, data) {
     }
 
     //getBundleName回调
-    function getBundleNameCallback(err, data) {
+    let getBundleNameCallback = (err: BusinessError, data: string) => {
         console.info('==========================>getBundleNameCallback=======================>');
     }
     WantAgent.getBundleName(wantAgent, getBundleNameCallback);
 }
-//WantAgentInfo对象
-let wantAgentInfo = {
+
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -339,9 +330,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo, getWantAgentCallback)
+}, getWantAgentCallback)
 ```
 
 
@@ -369,13 +358,12 @@ getBundleName(agent: WantAgent): Promise\<string\>
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
-//WantAgentInfo对象
-let wantAgentInfo = {
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -400,9 +388,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo).then((data) => {
+}).then((data: _WantAgent) => {
 	console.info('==========================>getWantAgentCallback=======================>');
     wantAgent = data;
     if (wantAgent) {
@@ -433,14 +419,14 @@ getUid(agent: WantAgent, callback: AsyncCallback\<number\>): void
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
 	console.info('==========================>getWantAgentCallback=======================>');
     if (err.code == 0) {
     	wantAgent = data;
@@ -450,13 +436,13 @@ function getWantAgentCallback(err, data) {
     }
 
     //getUid回调
-    function getUidCallback(err, data) {
+    let getUidCallback = (err: BusinessError, data: number) => {
         console.info('==========================>getUidCallback=======================>');
     }
     WantAgent.getUid(wantAgent, getUidCallback);
 }
-//WantAgentInfo对象
-let wantAgentInfo = {
+
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -481,9 +467,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo, getWantAgentCallback)
+}, getWantAgentCallback)
 ```
 
 
@@ -511,14 +495,12 @@ getUid(agent: WantAgent): Promise\<number\>
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
-//WantAgentInfo对象
-let wantAgentInfo = {
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -543,9 +525,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo).then((data) => {
+}).then((data) => {
 	console.info('==========================>getWantAgentCallback=======================>');
     wantAgent = data;
     if (wantAgent) {
@@ -575,14 +555,14 @@ cancel(agent: WantAgent, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
 	console.info('==========================>getWantAgentCallback=======================>');
     if (err.code == 0) {
     	wantAgent = data;
@@ -592,13 +572,13 @@ function getWantAgentCallback(err, data) {
     }
 
     //cancel回调
-    function cancelCallback(err, data) {
+    let cancelCallback = (err: BusinessError) => {
         console.info('==========================>cancelCallback=======================>');
     }
     WantAgent.cancel(wantAgent, cancelCallback);
 }
-//WantAgentInfo对象
-let wantAgentInfo = {
+
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -623,9 +603,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo, getWantAgentCallback)
+}, getWantAgentCallback)
 ```
 
 
@@ -653,41 +631,38 @@ cancel(agent: WantAgent): Promise\<void\>
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
-//WantAgentInfo对象
-let wantAgentInfo = {
+WantAgent.getWantAgent({
     wants: [
+    {
+        deviceId: 'deviceId',
+        bundleName: 'com.neu.setResultOnAbilityResultTest1',
+        abilityName: 'com.example.test.EntryAbility',
+        action: 'action1',
+        entities: ['entity1'],
+        type: 'MIMETYPE',
+        uri: 'key={true,true,false}',
+        parameters:
         {
-            deviceId: 'deviceId',
-            bundleName: 'com.neu.setResultOnAbilityResultTest1',
-            abilityName: 'com.example.test.EntryAbility',
-            action: 'action1',
-            entities: ['entity1'],
-            type: 'MIMETYPE',
-            uri: 'key={true,true,false}',
-            parameters:
-            {
-                mykey0: 2222,
-                mykey1: [1, 2, 3],
-                mykey2: '[1, 2, 3]',
-                mykey3: 'ssssssssssssssssssssssssss',
-                mykey4: [false, true, false],
-                mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
-                mykey6: true,
-            }
+            mykey0: 2222,
+            mykey1: [1, 2, 3],
+            mykey2: '[1, 2, 3]',
+            mykey3: 'ssssssssssssssssssssssssss',
+            mykey4: [false, true, false],
+            mykey5: ['qqqqq', 'wwwwww', 'aaaaaaaaaaaaaaaaa'],
+            mykey6: true,
         }
-    ],
+    }
+],
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo).then((data) => {
+}).then((data) => {
 	console.info('==========================>getWantAgentCallback=======================>');
     wantAgent = data;
     if (wantAgent) {        
@@ -719,14 +694,14 @@ trigger(agent: WantAgent, triggerInfo: TriggerInfo, callback?: Callback\<Complet
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 //wantAgent对象
-let wantAgent;
+let wantAgent: _WantAgent;
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
 	console.info('==========================>getWantAgentCallback=======================>');
     if (err.code == 0) {
     	wantAgent = data;
@@ -736,17 +711,14 @@ function getWantAgentCallback(err, data) {
     }
 
     //trigger回调
-    function triggerCallback(data) {
+    let triggerCallback = (data: WantAgent.CompleteData) => {
         console.info('==========================>triggerCallback=======================>');
     }
 
-    var triggerInfo = {
-        code:0
-    }
-    WantAgent.trigger(wantAgent, triggerInfo, triggerCallback)
+    WantAgent.trigger(wantAgent, {code:0}, triggerCallback)
 }
-//WantAgentInfo对象
-let wantAgentInfo = {
+
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -771,9 +743,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo, getWantAgentCallback)
+}, getWantAgentCallback)
 ```
 
 
@@ -797,15 +767,15 @@ equal(agent: WantAgent, otherAgent: WantAgent, callback: AsyncCallback\<boolean\
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
-
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 //wantAgent对象
-let wantAgent1;
-let wantAgent2;
+let wantAgent1: _WantAgent;
+let wantAgent2: _WantAgent;
 
 //getWantAgent回调
-function getWantAgentCallback(err, data) {
+function getWantAgentCallback(err: BusinessError, data: _WantAgent) {
 	console.info('==========================>getWantAgentCallback=======================>');
     if (err.code == 0) {
     	wantAgent1 = data;
@@ -816,13 +786,13 @@ function getWantAgentCallback(err, data) {
     }
 
     //equal回调
-    function equalCallback(err, data) {
+    let equalCallback = (err: BusinessError, data: boolean) => {
         console.info('==========================>equalCallback=======================>');
     }
     WantAgent.equal(wantAgent1, wantAgent2, equalCallback)
 }
-//WantAgentInfo对象
-let wantAgentInfo = {
+
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -847,9 +817,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo, getWantAgentCallback)
+}, getWantAgentCallback)
 ```
 
 
@@ -878,15 +846,15 @@ equal(agent: WantAgent, otherAgent: WantAgent): Promise\<boolean\>
 **示例：**
 
 ```ts
-import WantAgent from '@ohos.wantAgent';
+import WantAgent, { WantAgent as _WantAgent} from '@ohos.wantAgent';
+import { BusinessError } from '@ohos.base';
 
 
 //wantAgent对象
-let wantAgent1;
-let wantAgent2;
+let wantAgent1: _WantAgent;
+let wantAgent2: _WantAgent;
 
-//WantAgentInfo对象
-let wantAgentInfo = {
+WantAgent.getWantAgent({
     wants: [
         {
             deviceId: 'deviceId',
@@ -911,9 +879,7 @@ let wantAgentInfo = {
     operationType: WantAgent.OperationType.START_ABILITIES,
     requestCode: 0,
     wantAgentFlags:[WantAgent.WantAgentFlags.UPDATE_PRESENT_FLAG]
-}
-
-WantAgent.getWantAgent(wantAgentInfo).then((data) => {
+}).then((data) => {
 	console.info('==========================>getWantAgentCallback=======================>');
     wantAgent1 = data;
     wantAgent2 = data;
@@ -923,10 +889,6 @@ WantAgent.getWantAgent(wantAgentInfo).then((data) => {
         });
     }
 });
-
-WantAgent.equal(wantAgent1, wantAgent2).then((data) => {
-	console.info('==========================>equalCallback=======================>');
-});
 ```
 
 ## WantAgentFlags