Fix docunment error of ability

Signed-off-by: Nyuyaozhi <yuyaozhi@huawei.com>

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

@@ -381,6 +381,53 @@ context.getDisplayOrientation().then((data) => {
 });
 ```
 
+## Context.getExternalCacheDir
+
+getExternalCacheDir(callback: AsyncCallback\<string>): void
+
+获取应用程序的外部缓存目录（callback形式）。
+
+**系统能力**：SystemCapability.Ability.AbilityRuntime.Core
+
+**参数：**
+
+| 名称       | 类型                     | 必填   | 描述                 |
+| -------- | ---------------------- | ---- | ------------------ |
+| callback | AsyncCallback\<string> | 是    | 返回应用程序的缓存目录的绝对路径。 |
+
+**示例：**
+
+```js
+import featureAbility from '@ohos.ability.featureAbility'
+var context = featureAbility.getContext();
+context.getExternalCacheDir()
+```
+
+## Context.getExternalCacheDir
+
+getExternalCacheDir(): Promise\<string>;
+
+获取应用程序的外部缓存目录（Promise形式）。
+
+**系统能力**：SystemCapability.Ability.AbilityRuntime.Core
+
+**返回值：**
+
+| 类型               | 说明               |
+| ---------------- | ---------------- |
+| Promise\<string> | 返回应用程序的缓存目录的绝对路径。 |
+
+**示例：**
+
+```js
+import featureAbility from '@ohos.ability.featureAbility'
+var context = featureAbility.getContext();
+context.getExternalCacheDir().then((data) => {
+    console.info("=======================>getExternalCacheDirCallback====================>");
+    console.info("====>data====>" + JSON.stringify(data));
+});
+```
+
 ## Context.setDisplayOrientation<sup>7+</sup>
 
 setDisplayOrientation(orientation: bundle.DisplayOrientation, callback: AsyncCallback\<void>): void

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

@@ -892,8 +892,6 @@ startAbilityByCall(want: Want): Promise<Caller>;
 
 **系统能力**：SystemCapability.Ability.AbilityRuntime.Core
 
-**系统API**: 此接口为系统接口，三方应用不支持调用。
-
 **参数：**
 
 | 参数名 | 类型 | 必填 | 说明 |

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

@@ -49,6 +49,7 @@ import Want from '@ohos.application.Want';
 - 传递FD数据，FD表示文件描述符(FileDescriptor)
 
   ```  js
+    import fileio from '@ohos.fileio';
     var fd;
     try {
         fd = fileio.openSync("/data/storage/el2/base/haps/pic.png");
@@ -59,9 +60,9 @@ import Want from '@ohos.application.Want';
         "deviceId": "", // deviceId为空表示本设备
         "bundleName": "com.extreme.test",
         "abilityName": "MainAbility",
-        "moduleName": "entry" // moduleName非必选
+        "moduleName": "entry", // moduleName非必选
         "parameters": {
-          "keyFd":{"type":"FD", "value":fd}
+            "keyFd":{"type":"FD", "value":fd}
         }
     };
     this.context.startAbility(want, (error) => {

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

@@ -643,9 +643,8 @@ off(method: string): void;
 | 名称 | 参数类型 | 可读 | 可写 | 说明 | 
 | -------- | -------- | -------- | -------- | -------- |
 | (msg: string) | function | 是 | 否 | 调用者注册的侦听器函数接口的原型。 | 
- 
 
- ## CalleeCallBack
+## CalleeCallBack
 
 (indata: rpc.MessageParcel): rpc.Sequenceable;
 

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

@@ -96,7 +96,7 @@ onMemoryLevel(level: AbilityConstant.MemoryLevel): void;
 
 当系统已决定调整内存时调用。例如，当该功能在后台运行时，没有足够的内存来运行尽可能多的后台进程时可以使用。
 
-**系统能力**：SystemCapability.Ability.AbilityRuntime.Core
+**系统能力**：SystemCapability.Ability.AbilityRuntime.AbilityCore
 
 **参数：**
 

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

@@ -185,14 +185,12 @@ getProcessRunningInfos(): Promise\<Array\<ProcessRunningInfo>>;
 
 ## appManager.getProcessRunningInfos<sup>(deprecated)</sup>
 
-> **说明：**
->
-> 从 API Version 9 开始废弃，建议使用[appManager.getProcessRunningInformation<sup>9+</sup>](#appmanagergetprocessrunninginformation9-1)替代。
-
 getProcessRunningInfos(callback: AsyncCallback\<Array\<ProcessRunningInfo>>): void;
 
 获取有关运行进程的信息。
 
+> 从 API Version 9 开始废弃，建议使用[appManager.getProcessRunningInformation<sup>9+</sup>](#appmanagergetprocessrunninginformation9-1)替代。
+
 **需要权限**：ohos.permission.GET_RUNNING_INFO
 
 **系统能力**：SystemCapability.Ability.AbilityRuntime.Core
@@ -706,9 +704,14 @@ onForegroundApplicationChanged(appStateData: AppStateData): void;
 **示例：**
     
 ```js
-import ApplicationStateObserver from '@ohos.application.ApplicationStateObserver'
-const foregroundApplicationInfo = ApplicationStateObserver.onForegroundApplicationChanged();
-console.log('-------- foregroundApplicationInfo: ---------', foregroundApplicationInfo);
+  var applicationStateObserver = {
+    onForegroundApplicationChanged(appStateData) {
+        console.log('------------ onForegroundApplicationChanged -----------', appStateData);
+    }
+  }
+  const observerCode = app.registerApplicationStateObserver(applicationStateObserver);
+  console.log('-------- observerCode: ---------', observerCode);
+
 ```
 
 ## ApplicationStateObserver.onAbilityStateChanged<sup>8+</sup>
@@ -730,9 +733,13 @@ onAbilityStateChanged(abilityStateData: AbilityStateData): void;
 **示例：**
     
 ```js
-import ApplicationStateObserver from '@ohos.application.ApplicationStateObserver'
-const abilityStateChangedInfo = ApplicationStateObserver.onAbilityStateChanged();
-console.log('-------- abilityStateChangedInfo: ---------', abilityStateChangedInfo);
+  var applicationStateObserver = {
+    onAbilityStateChanged(abilityStateData) {
+        console.log('------------ onAbilityStateChanged -----------', abilityStateData);
+    }
+  }
+  const observerCode = app.registerApplicationStateObserver(applicationStateObserver);
+  console.log('-------- observerCode: ---------', observerCode);
 ```
 
 ## ApplicationStateObserver.onProcessCreated<sup>8+</sup>
@@ -754,9 +761,13 @@ onProcessCreated(processData: ProcessData): void;
 **示例：**
     
 ```js
-import ApplicationStateObserver from '@ohos.application.ApplicationStateObserver'
-const processCreatedInfo = ApplicationStateObserver.onProcessCreated();
-console.log('-------- processCreatedInfo: ---------', processCreatedInfo);
+  var applicationStateObserver = {
+    onProcessCreated(processData) {
+        console.log('------------ onProcessCreated -----------', processData);
+    }
+  }
+  const observerCode = app.registerApplicationStateObserver(applicationStateObserver);
+  console.log('-------- observerCode: ---------', observerCode);
 ```
 
 ## ApplicationStateObserver.onProcessDied<sup>8+</sup>
@@ -778,9 +789,13 @@ onProcessDied(processData: ProcessData): void;
 **示例：**
     
 ```js
-import ApplicationStateObserver from '@ohos.application.ApplicationStateObserver'
-const processDiedInfo = ApplicationStateObserver.onProcessDied();
-console.log('-------- processDiedInfo: ---------', processDiedInfo);
+  var applicationStateObserver = {
+    onProcessDied(processData) {
+        console.log('------------ onProcessDied -----------', processData);
+    }
+  }
+  const observerCode = app.registerApplicationStateObserver(applicationStateObserver);
+  console.log('-------- observerCode: ---------', observerCode);
 ```
 
 ## AppStateData

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

@@ -33,8 +33,7 @@ var observer = {
         console.log('onUnhandledException, errorMsg: ', errorMsg)
     }
 }
-const registerErrorObserverNumber=errorManager.registerErrorObserver(observer)
-console.info(registerErrorObserverNumber)
+errorManager.registerErrorObserver(observer)
 ```
 
 ## ErrorManager.unregisterErrorObserver
@@ -123,11 +122,4 @@ var observer = {
     }
 }
 errorManager.registerErrorObserver(observer)
-    .then((data) => {
-        console.log('----------- registerErrorObserver success ----------', data);
-    })
-    .catch((err) => {
-        console.log('----------- registerErrorObserver fail ----------', err);
-    })
-
 ```
\ No newline at end of file

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

@@ -105,7 +105,7 @@ import formInfo from '@ohos.application.formInfo';
 | TEMPORARY_KEY          | "ohos.extra.param.key.form_temporary"   | 临时卡片。   |
 | ABILITY_NAME_KEY<sup>9+</sup>   | "ohos.extra.param.key.ability_name"   | ability名称   |
 | DEVICE_ID_KEY<sup>9+</sup>      | "ohos.extra.param.key.device_id"   | 设备标识。<br/>此接口为系统接口。   |
-| BUNDLE_NAME_KEY<sup>9+</sup>      | "ohos.extra.param.key.bundle_name"   | 指示指定要获取的捆绑包名称的键。<br/>此接口为系统接口。   |
+| BUNDLE_NAME_KEY<sup>9+</sup>      | "ohos.extra.param.key.bundle_name"   | 指示指定要获取的捆绑包名称的键。|
 
 ##  FormDimension