Indent format modified

Signed-off-by: Nhuweiqi <huweiqi1@huawei.com>
Change-Id: I4a1f9747fb6ef3d102f400a1b2bde76ccf215098

zh-cn/application-dev/file-management/medialibrary-filepath-guidelines.md

@@ -166,8 +166,8 @@ async function copySandbox2Public() {
 
 1. 创建用于读写示例的文件。
 
-   ```ts
-   async function example() {
+```ts
+async function example() {
   let mediaType = mediaLibrary.MediaType.FILE;
   let DIR_DOCUMENTS = mediaLibrary.DirectoryType.DIR_DOCUMENTS;
   const context = getContext(this);
@@ -178,8 +178,8 @@ async function copySandbox2Public() {
   }).catch((err) => {
     console.error("createAsset failed with error: " + err);
   });
-   }
-   ```
+}
+```
 
 2. 使用open打开文件。
 

zh-cn/application-dev/file-management/medialibrary-overview.md

@@ -63,8 +63,8 @@ let media = mediaLibrary.getMediaLibrary(context);
 
 1. 在配置文件module.json5中声明权限。在配置文件的“module”标签内，增加“requestPermissions”标签，标签内容请根据实际情况填写。标签说明可参考[访问控制（权限）开发指导](../security/accesstoken-guidelines.md)。
 
-   ```json
-   {
+```json
+{
   "module": {
     "requestPermissions": [
       {
@@ -72,7 +72,7 @@ let media = mediaLibrary.getMediaLibrary(context);
         "reason": "$string:reason",
         "usedScene": {
           "abilities": [
-                         "MainAbility"
+            "EntryAbility"
           ],
           "when": "always"
         }
@@ -82,7 +82,7 @@ let media = mediaLibrary.getMediaLibrary(context);
         "reason": "$string:reason",
         "usedScene": {
           "abilities": [
-                           "MainAbility"
+            "EntryAbility"
           ],
           "when": "always"
         }
@@ -92,23 +92,23 @@ let media = mediaLibrary.getMediaLibrary(context);
         "reason": "$string:reason",
         "usedScene": {
           "abilities": [
-                           "MainAbility"
+            "EntryAbility"
           ],
           "when": "always"
         }
       }
     ]
   }
-   }    
-   ```
+}    
+```
 
 2. 在Ability.ts中onWindowStageCreate里调用requestPermissionsFromUser进行权限校验，可以选择需要动态申请获取的权限自行添加相应代码
 
-   ```ts
-   import UIAbility from '@ohos.app.ability.UIAbility';
-   import abilityAccessCtrl, {Permissions} from '@ohos.abilityAccessCtrl';
+```ts
+import UIAbility from '@ohos.app.ability.UIAbility';
+import abilityAccessCtrl, {Permissions} from '@ohos.abilityAccessCtrl';
 
-   export default class EntryAbility extends UIAbility {
+export default class EntryAbility extends UIAbility {
   onWindowStageCreate(windowStage) {
     let list : Array<Permissions> = ['ohos.permission.READ_MEDIA', 'ohos.permission.WRITE_MEDIA'];
     let permissionRequestResult;
@@ -117,11 +117,11 @@ let media = mediaLibrary.getMediaLibrary(context);
       if (err) {
         console.error('requestPermissionsFromUserError: ' + JSON.stringify(err));
       } else {
-                    permissionRequestResult=result;
+        permissionRequestResult = result;
         console.info('permissionRequestResult: ' + JSON.stringify(permissionRequestResult));
       }
     });       
   }
-    }
-   ```
+}
+```
 

zh-cn/application-dev/file-management/medialibrary-resource-guidelines.md

@@ -134,7 +134,6 @@ selectionArgs：'myAlbum'，具体相册名称。
 ```ts
 async function example() {
   let fileKeyObj = mediaLibrary.FileKey;
-    let fileType = mediaLibrary.MediaType.IMAGE;
   let option = {
     selections: fileKeyObj.ALBUM_NAME + '= ?',
     selectionArgs: ['myAlbum'],
@@ -169,24 +168,24 @@ async function example() {
 
 1. 建立检索条件，用于获取目的相册实例。
 
-   ```ts
-   let fileKeyObj = mediaLibrary.FileKey;
-   let AlbumNoArgsFetchOp = {
+```ts
+let fileKeyObj = mediaLibrary.FileKey;
+let AlbumNoArgsFetchOp = {
   selections: fileKeyObj.ALBUM_NAME + '= ?',
   selectionArgs: ['新建相册1']
-   }
-   ```
+}
+```
 
 2. 建立检索条件，用于获取目的相册下的视频资源。
 
-   ```ts
-   let fileKeyObj = mediaLibrary.FileKey;
-   let videoType = mediaLibrary.MediaType.VIDEO;
-   let videoFetchOp  = {
+```ts
+let fileKeyObj = mediaLibrary.FileKey;
+let videoType = mediaLibrary.MediaType.VIDEO;
+let videoFetchOp  = {
   selections: fileKeyObj.MEDIA_TYPE + '= ?',
   selectionArgs: [videoType.toString()],
-   }
-   ```
+}
+```
 
 3. 通过Album.getFileAssets获取对应的资源。