!23375 元能力API文档示例代码ArkTS规范整改

Merge pull request !23375 from liuliu/apicheck

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-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

@@ -47,7 +47,10 @@ 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);
     },
@@ -63,7 +66,9 @@ 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}`);
 }
 ```
 
@@ -98,9 +103,12 @@ 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);
     }
@@ -108,7 +116,9 @@ 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}`);
 }
 ```
 
@@ -148,17 +158,22 @@ 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}`);
 }
 
 ```
@@ -195,7 +210,10 @@ on(type: 'errorEvent', 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);
     },
@@ -211,7 +229,9 @@ let observerId = -1;
 try {
     observerId = errorManager.on('errorEvent', 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}`);
 }
 ```
 
@@ -242,12 +262,17 @@ off(type: 'errorEvent', observerId: number): void;
 **示例：**
     
 ```ts
+import errorManager from '@ohos.app.ability.errorManager';
+import { BusinessError } from '@ohos.base';
+
 let observerId = 100;
 
 try {
     errorManager.off('errorEvent', observerId);
 } 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}`);
 }
 ```
 <!--no_check-->
\ 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-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-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