updated docs

Signed-off-by: Nwusongqing <wusongqing@huawei.com>

en/application-dev/reference/apis/js-apis-application-abilitystage.md

 # AbilityStage
 
-> **NOTE**<br>
+> **NOTE**<br/>
 > The initial APIs of this module are supported since API 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
 
@@ -45,15 +45,15 @@ Called when a specified ability is started.
 
 **Parameters**
 
- | Name | Type | Mandatory | Description | 
- | -------- | -------- | -------- | -------- |
- | want | [Want](js-apis-application-Want.md) | Yes | Information about the ability to start, such as the ability name and bundle name. | 
+  | Name| Type| Mandatory| Description| 
+  | -------- | -------- | -------- | -------- |
+  | want | [Want](js-apis-application-Want.md) | Yes| Information about the ability to start, such as the ability name and bundle name.| 
 
 **Return value**
 
- | Type | Description | 
- | -------- | -------- |
- | string | Returns an ability ID. If this ability has been started, no new instance is created and the ability is placed at the top of the stack. Otherwise, a new instance is created and started. | 
+  | Type| Description| 
+  | -------- | -------- |
+  | string | Returns an ability ID. If this ability has been started, no new instance is created and the ability is placed at the top of the stack. Otherwise, a new instance is created and started.| 
 
 **Example**
     
@@ -77,9 +77,9 @@ Called when the global configuration is updated.
 
 **Parameters**
 
- | Name | Type | Mandatory | Description | 
- | -------- | -------- | -------- | -------- |
- | config | [Configuration](js-apis-configuration.md) | Yes | Callback invoked when the global configuration is updated. The global configuration indicates the configuration of the environment where the application is running and includes the language and color mode. | 
+  | Name| Type| Mandatory| Description| 
+  | -------- | -------- | -------- | -------- |
+  | config | [Configuration](js-apis-configuration.md) | Yes| Callback invoked when the global configuration is updated. The global configuration indicates the configuration of the environment where the application is running and includes the language and color mode.| 
 
 **Example**
     
@@ -92,10 +92,12 @@ Called when the global configuration is updated.
   ```
 ## AbilityStage.context
 
+context: AbilityStageContext;
+
 Describes the configuration information about the context.
 
 **System capability**: SystemCapability.Ability.AbilityRuntime.Core
 
- | Name | Type | Description |
- | ----------- | --------------------------- | ------------------------------------------------------------ |
- | context | [AbilityStageContext](js-apis-featureAbility.md) | Called when initialization is performed during ability startup. |
+| Name     | Type                       | Description                                                        |
+| ----------- | --------------------------- | ------------------------------------------------------------ |
+| context  | [AbilityStageContext](js-apis-featureAbility.md) | Called when initialization is performed during ability startup.|

en/application-dev/reference/apis/js-apis-application-applicationContext.md

@@ -6,6 +6,11 @@
 
 Provides application-level context and APIs for registering and deregistering the ability lifecycle listener in an application.
 
+## Modules to Import
+
+```
+import Ability from '@ohos.application.Ability';
+```
 
 ## How to Use
 

en/application-dev/reference/apis/js-apis-extension-context.md

@@ -3,19 +3,18 @@
 > **NOTE**<br/>
 > The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
-```js
-import DataShareExtensionAbility from '@ohos.application.DataShareExtensionAbility';
-```
-
-
 Implements the extension context. This module is inherited from **Context**.
 
+## Modules to Import
 
+```js
+import DataShareExtensionAbility from '@ohos.application.DataShareExtensionAbility';
+```
 ## Attributes
 
 **System capability**: SystemCapability.Ability.AbilityRuntime.Core
 
-| Name| Type| Readable| Writable| Description| 
+| Name| Type| Readable| Writable| Description|
 | -------- | -------- | -------- | -------- | -------- |
-| currentHapModuleInfo | HapModuleInfo | Yes| No| Information about the current HAP. | 
+| currentHapModuleInfo | HapModuleInfo | Yes| No| Information about the current HAP. |
 | config   | Configuration | Yes| No| Module configuration information.|

en/application-dev/reference/apis/js-apis-featureAbility.md

 # FeatureAbility Module (JavaScript)
 
-> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br/>
+> **NOTE**<br/>
 > The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
 ## Constraints
@@ -44,7 +44,7 @@ featureAbility.startAbility(
             deviceId: "",
             bundleName: "com.example.myapplication",
             /* In the FA model, abilityName consists of package and ability name. */
-            abilityName: "com.example.entry.secondAbility",,
+            abilityName: "com.example.entry.secondAbility",
             uri: ""
         },
     },
@@ -139,7 +139,7 @@ Starts an ability. This API uses a callback to return the execution result when
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 import wantConstant from '@ohos.ability.wantConstant'
 featureAbility.startAbilityForResult(
    {
@@ -157,7 +157,7 @@ featureAbility.startAbilityForResult(
         },
     },
     (err, data) => {
-        console.info("err: " + JSON.stringfy(err) + "data: " + JSON.stringfy(data))
+        console.info("err: " + JSON.stringify(err) + "data: " + JSON.stringify(data))
     }
 )
 ```
@@ -185,7 +185,7 @@ Starts an ability. This API uses a promise to return the execution result when t
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 import wantConstant from '@ohos.ability.wantConstant'
 featureAbility.startAbilityForResult(
     {
@@ -291,7 +291,7 @@ Destroys this Page ability, with the result code and data sent to the caller. Th
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 import wantConstant from '@ohos.ability.wantConstant'
 featureAbility.terminateSelfWithResult(
     {
@@ -343,7 +343,7 @@ Checks whether the main window of this ability has the focus. This API uses a ca
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 featureAbility.hasWindowFocus()
 ```
 
@@ -391,7 +391,7 @@ Obtains the **Want** object sent from this ability. This API uses a callback to
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 featureAbility.getWant()
 ```
 
@@ -414,7 +414,7 @@ Obtains the **Want** object sent from this ability. This API uses a promise to r
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 featureAbility.getWant().then((data) => {
 	console.info("==========================>getWantCallBack=======================>");
 });
@@ -437,7 +437,7 @@ Obtains the application context.
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 var context = featureAbility.getContext()
 context.getBundleName()
 ```
@@ -461,7 +461,7 @@ Destroys this Page ability, with the result code and data sent to the caller. Th
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 featureAbility.terminateSelf()
 ```
 
@@ -484,7 +484,7 @@ Destroys this Page ability, with the result code and data sent to the caller. Th
 **Example**
 
 ```javascript
-import featureAbility from '@ohos.ability.featureability';
+import featureAbility from '@ohos.ability.featureAbility';
 featureAbility.terminateSelf().then((data) => {
     console.info("==========================>terminateSelfCallBack=======================>");
 });
@@ -918,7 +918,6 @@ Enumerates operation types of the Data ability.
 | ------------------- | ---- | -------------------- | ---- | -------------------------------------- |
 | want                | Read-only  | [Want](js-apis-application-Want.md)        | Yes   | Information about the ability to start.                    |
 | abilityStartSetting | Read-only  | {[key: string]: any} | No   | Special attribute of the ability to start. This attribute can be passed in the method call.|
-                                  |
 
 ## flags
 

en/application-dev/reference/apis/js-apis-permissionrequestresult.md

@@ -3,7 +3,6 @@
 > **NOTE**<br>
 > The initial APIs of this module are supported since API 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
-
 Provides the permission request result.
 
 ## Modules to Import
@@ -12,6 +11,29 @@ Provides the permission request result.
 import Ability from '@ohos.application.Ability'
 ```
 
+## How to Use
+
+The permission request result is obtained through an **AbilityStage** instance.
+
+```js
+import Ability from '@ohos.application.Ability'
+export default class MainAbility extends Ability {
+  onWindowStageCreate(windowStage) {
+    var permissions=['com.example.permission']
+    var permissionRequestResult;
+    this.context.requestPermissionsFromUser(permissions,(err,result) => {
+      if(err){
+        console.log('requestPermissionsFromUserError: ' + JSON.stringify(err));
+      }else{
+        permissionRequestResult=result;
+        console.log('permissionRequestResult: ' + JSON.stringify(permissionRequestResult));
+      }    
+    });
+  }
+}
+```
+
+
 ## Attributes
 
 **System capability**: SystemCapability.Ability.AbilityRuntime.Core