!24152 元能力及事件通知ArkTs整改

Merge pull request !24152 from xuzhihao/monthly_20230815

zh-cn/application-dev/application-models/arkts-ui-widget-event-call.md

@@ -53,27 +53,48 @@
   
   ```ts
   import UIAbility from '@ohos.app.ability.UIAbility';
-  
-  function FunACall(data) {
-    // 获取call事件中传递的所有参数
-    console.info('FunACall param:' + JSON.stringify(data.readString()));
-    return null;
-  }
-  
-  function FunBCall(data) {
-    console.info('FunBCall param:' + JSON.stringify(data.readString()));
-    return null;
+  import Base from '@ohos.base'
+  import rpc from '@ohos.rpc';
+  import Want from '@ohos.app.ability.Want';
+  import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+
+
+  class MyParcelable implements rpc.Parcelable {
+    num: number;
+    str: string;
+    constructor(num: number, str: string) {
+      this.num = num;
+      this.str = str;
+    }
+    marshalling(messageSequence: rpc.MessageSequence): boolean {
+      messageSequence.writeInt(this.num);
+      messageSequence.writeString(this.str);
+      return true;
+    }
+    unmarshalling(messageSequence: rpc.MessageSequence): boolean {
+      this.num = messageSequence.readInt();
+      this.str = messageSequence.readString();
+      return true;
+    }
   }
   
   export default class CameraAbility extends UIAbility {
     // 如果UIAbility第一次启动，在收到call事件后会触发onCreate生命周期回调
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
       try {
         // 监听call事件所需的方法
-        this.callee.on('funA', FunACall);
-        this.callee.on('funB', FunBCall);
+        this.callee.on('funA', (data: rpc.MessageSequence) => {
+          // 获取call事件中传递的所有参数
+          console.info('FunACall param:' + JSON.stringify(data.readString()));
+          return new MyParcelable(1, 'aaa');
+        });
+        this.callee.on('funB', (data: rpc.MessageSequence) => {
+          // 获取call事件中传递的所有参数
+          console.info('FunACall param:' + JSON.stringify(data.readString()));
+          return new MyParcelable(2, 'bbb');
+        });
       } catch (err) {
-        console.error(`Failed to register callee on. Cause: ${JSON.stringify(err)}`);
+        console.error(`Failed to register callee on. Cause: ${JSON.stringify(err as Base.BusinessError)}`);
       }
     }
   
@@ -85,7 +106,7 @@
         this.callee.off('funA');
         this.callee.off('funB');
       } catch (err) {
-        console.error(`Failed to register callee off. Cause: ${JSON.stringify(err)}`);
+        console.error(`Failed to register callee off. Cause: ${JSON.stringify(err as Base.BusinessError)}`);
       }
     }
   };

zh-cn/application-dev/application-models/arkts-ui-widget-event-formextensionability.md

@@ -52,10 +52,10 @@
       let formData = new Map<Object, string>();
       formData.set('title', 'Title Update.'); // 和卡片布局中对应
       formData.set('detail', 'Description update success.'); // 和卡片布局中对应
-      let formInfo = formBindingData.createFormBindingData(formData)
-      formProvider.updateForm(formId, formInfo).then((data) => {
-        console.info('FormAbility updateForm success.' + JSON.stringify(data));
-      })
+      let formInfo: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
+      formProvider.updateForm(formId, formInfo).then(() => {
+        console.info('FormAbility updateForm success.');
+      });
     }
 
     ...

zh-cn/application-dev/application-models/arkts-ui-widget-event-router.md

@@ -54,26 +54,29 @@
   ```ts
   import UIAbility from '@ohos.app.ability.UIAbility';
   import window from '@ohos.window';
+  import Want from '@ohos.app.ability.Want';
+  import Base from '@ohos.base';
+  import AbilityConstant from '@ohos.app.ability.AbilityConstant';
   
-  let selectPage = "";
-  let currentWindowStage = null;
-  
+  let selectPage: string = "";
+  let currentWindowStage: window.WindowStage | null = null;
+
   export default class EntryAbility extends UIAbility {
     // 如果UIAbility第一次启动，在收到Router事件后会触发onCreate生命周期回调
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
       // 获取router事件中传递的targetPage参数
       console.info("onCreate want:" + JSON.stringify(want));
-      if (want.parameters.params !== undefined) {
-        let params = JSON.parse(want.parameters.params);
+      if (want.parameters?.params !== undefined) {
+        let params: Record<string, string> = JSON.parse(JSON.stringify(want.parameters?.params));
         console.info("onCreate router targetPage:" + params.targetPage);
         selectPage = params.targetPage;
       }
     }
     // 如果UIAbility已在后台运行，在收到Router事件后会触发onNewWant生命周期回调
-    onNewWant(want, launchParam) {
+    onNewWant(want: Want, launchParam: AbilityConstant.LaunchParam) {
       console.info("onNewWant want:" + JSON.stringify(want));
-      if (want.parameters.params !== undefined) {
-        let params = JSON.parse(want.parameters.params);
+      if (want.parameters?.params !== undefined) {
+        let params: Record<string, string> = JSON.parse(JSON.stringify(want.parameters?.params));
         console.info("onNewWant router targetPage:" + params.targetPage);
         selectPage = params.targetPage;
       }
@@ -81,9 +84,9 @@
         this.onWindowStageCreate(currentWindowStage);
       }
     }
-  
+
     onWindowStageCreate(windowStage: window.WindowStage) {
-      let targetPage;
+      let targetPage: string;
       // 根据传递的targetPage不同，选择拉起不同的页面
       switch (selectPage) {
         case 'funA':
@@ -98,7 +101,7 @@
       if (currentWindowStage === null) {
         currentWindowStage = windowStage;
       }
-      windowStage.loadContent(targetPage, (err, data) => {
+      windowStage.loadContent(targetPage, (err: Base.BusinessError) => {
         if (err && err.code) {
           console.info('Failed to load the content. Cause: %{public}s', JSON.stringify(err));
           return;

zh-cn/application-dev/application-models/arkts-ui-widget-event-uiability.md

@@ -44,22 +44,33 @@
   import formBindingData from '@ohos.app.form.formBindingData';
   import formProvider from '@ohos.app.form.formProvider';
   import formInfo from '@ohos.app.form.formInfo';
+  import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+  import Want from '@ohos.app.ability.Want';
+  import Base from '@ohos.base'
   
   export default class EntryAbility extends UIAbility {
     // 如果UIAbility第一次启动，在收到Router事件后会触发onCreate生命周期回调
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
+      this.handleFormRouterEvent(want);
+    }
+    // 如果UIAbility已在后台运行，在收到Router事件后会触发onNewWant生命周期回调
+    onNewWant(want: Want, launchParam: AbilityConstant.LaunchParam) {
+      this.handleFormRouterEvent(want);
+    }
+
+    handleFormRouterEvent(want: Want) {
       console.info('Want:' + JSON.stringify(want));
-      if (want.parameters[formInfo.FormParam.IDENTITY_KEY] !== undefined) {
-        let curFormId = want.parameters[formInfo.FormParam.IDENTITY_KEY];
-        let message = JSON.parse(want.parameters.params).detail;
+      if (want.parameters && want.parameters[formInfo.FormParam.IDENTITY_KEY] !== undefined) {
+        let curFormId = JSON.stringify(want.parameters[formInfo.FormParam.IDENTITY_KEY]);
+        let message: string = JSON.parse(JSON.stringify(want.parameters.params)).detail;
         console.info(`UpdateForm formId: ${curFormId}, message: ${message}`);
-        let formData = {
-          "detail": message + ': onCreate UIAbility.', // 和卡片布局中对应
+        let formData: Record<string, string> = {
+          "detail": message + ': UIAbility.', // 和卡片布局中对应
         };
         let formMsg = formBindingData.createFormBindingData(formData)
         formProvider.updateForm(curFormId, formMsg).then((data) => {
           console.info('updateForm success.' + JSON.stringify(data));
-        }).catch((error) => {
+        }).catch((error: Base.BusinessError) => {
           console.error('updateForm failed:' + JSON.stringify(error));
         })
       }
@@ -94,18 +105,21 @@
    ```ts
    import formBindingData from '@ohos.app.form.formBindingData';
    import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
+   import Want from '@ohos.app.ability.Want';
    
    export default class EntryFormAbility extends FormExtensionAbility {
-     onAddForm(want) {
-      let formId = want.parameters["ohos.extra.param.key.form_identity"];
-      let dataObj1 = {
-        "formId": formId
-      };
+    onAddForm(want: Want) {
+      let dataObj1: Record<string, string> | undefined;
+      if (want.parameters && want.parameters["ohos.extra.param.key.form_identity"] != undefined) {
+        let formId: string = JSON.parse(JSON.stringify(want.parameters["ohos.extra.param.key.form_identity"]));
+        dataObj1 = {
+          "formId": formId
+        };
+      }
       let obj1 = formBindingData.createFormBindingData(dataObj1);
       return obj1;
     }
-    
-     ...
+    ...
    };
    ```
 
@@ -149,40 +163,63 @@
   import UIAbility from '@ohos.app.ability.UIAbility';
   import formBindingData from '@ohos.app.form.formBindingData';
   import formProvider from '@ohos.app.form.formProvider';
+  import Want from '@ohos.app.ability.Want';
+  import Base from '@ohos.base'
+  import rpc from '@ohos.rpc';
+  import AbilityConstant from '@ohos.app.ability.AbilityConstant';
   
   const MSG_SEND_METHOD: string = 'funA';
-  
+
+  class MyParcelable implements rpc.Parcelable {
+    num: number;
+    str: string;
+    constructor(num: number, str: string) {
+      this.num = num;
+      this.str = str;
+    }
+    marshalling(messageSequence: rpc.MessageSequence): boolean {
+      messageSequence.writeInt(this.num);
+      messageSequence.writeString(this.str);
+      return true;
+    }
+    unmarshalling(messageSequence: rpc.MessageSequence): boolean {
+      this.num = messageSequence.readInt();
+      this.str = messageSequence.readString();
+      return true;
+    }
+  }
+
   // 在收到call事件后会触发callee监听的方法
-  function FunACall(data) {
+  let FunACall = (data: rpc.MessageSequence) => {
     // 获取call事件中传递的所有参数
-    let params = JSON.parse(data.readString())
+    let params: Record<string, string> = JSON.parse(data.readString())
     if (params.formId !== undefined) {
-      let curFormId = params.formId;
-      let message = params.detail;
+      let curFormId: string = params.formId;
+      let message: string = params.detail;
       console.info(`UpdateForm formId: ${curFormId}, message: ${message}`);
-      let formData = {
+      let formData: Record<string, string> = {
         "detail": message
       };
-      let formMsg = formBindingData.createFormBindingData(formData)
+      let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
       formProvider.updateForm(curFormId, formMsg).then((data) => {
         console.info('updateForm success.' + JSON.stringify(data));
-      }).catch((error) => {
+      }).catch((error: Base.BusinessError) => {
         console.error('updateForm failed:' + JSON.stringify(error));
       })
     }
-    return null;
+    return new MyParcelable(1, 'aaa');
   }
+
   export default class EntryAbility extends UIAbility {
     // 如果UIAbility第一次启动，call事件后会触发onCreate生命周期回调
-    onCreate(want, launchParam) {
+    onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
       console.info('Want:' + JSON.stringify(want));
       try {
-         // 监听call事件所需的方法
+        // 监听call事件所需的方法
         this.callee.on(MSG_SEND_METHOD, FunACall);
       } catch (error) {
-        console.info(`${MSG_SEND_METHOD} register failed with error ${JSON.stringify(error)}`)
+        console.info(`${MSG_SEND_METHOD} register failed with error ${JSON.stringify(error as Base.BusinessError)}`)
       }
     }
-    ...
   }
   ```
\ No newline at end of file

zh-cn/application-dev/application-models/arkts-ui-widget-image-update.md

@@ -14,31 +14,34 @@
    import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
    import request from '@ohos.request';
    import fs from '@ohos.file.fs';
+   import Want from '@ohos.app.ability.Want';
+   import Base from '@ohos.base';
+   import fileFs from '@ohos.file.fs';
    
    export default class EntryFormAbility extends FormExtensionAbility {
      ...
      // 在添加卡片时，打开一个本地图片并将图片内容传递给卡片页面显示
-     onAddForm(want) {
-       // 假设在当前卡片应用的tmp目录下有一个本地图片：head.PNG
-       let tempDir = this.context.getApplicationContext().tempDir;
-       // 打开本地图片并获取其打开后的fd
-       let file;
-       try {
-         file = fs.openSync(tempDir + '/' + 'head.PNG');
-       } catch (e) {
-         console.error(`openSync failed: ${JSON.stringify(e)}`);
-       }
-       let formData = {
-         'text': 'Image: Bear',
-         'imgName': 'imgBear',
-         'formImages': {
-           'imgBear': file.fd
-         },
-         'loaded': true
-       }
-       // 将fd封装在formData中并返回至卡片页面
-       return formBindingData.createFormBindingData(formData);
-     }
+    onAddForm(want: Want) {
+      // 假设在当前卡片应用的tmp目录下有一个本地图片：head.PNG
+      let tempDir = this.context.getApplicationContext().tempDir;
+      // 打开本地图片并获取其打开后的fd
+      let file: fileFs.File;
+      let formData = new Map<string, Object>();
+      formData.set('text', 'Image: Bear');
+      formData.set('imgName', 'imgBear');
+      formData.set('loaded', true);
+      try {
+        file = fs.openSync(tempDir + '/' + 'head.PNG');
+        let imgBear: Record<string, number> = {
+          'imgBear': file.fd
+        }
+        formData.set('formImages', imgBear);
+      } catch (e) {
+        console.error(`openSync failed: ${JSON.stringify(e as Base.BusinessError)}`);
+      }
+      // 将fd封装在formData中并返回至卡片页面
+      return formBindingData.createFormBindingData(formData);
+    }
    
      ...
    }
@@ -46,67 +49,67 @@
 
 3. 在EntryFormAbility中的onFormEvent生命周期回调中实现网络文件的刷新
    
-   ```ts
-   import formBindingData from '@ohos.app.form.formBindingData';
-   import formProvider from '@ohos.app.form.formProvider';
-   import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
-   import request from '@ohos.request';
-   import fs from '@ohos.file.fs';
+  ```ts
+  import formBindingData from '@ohos.app.form.formBindingData';
+  import formProvider from '@ohos.app.form.formProvider';
+  import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
+  import request from '@ohos.request';
+  import fs from '@ohos.file.fs';
+  import Base from '@ohos.base';
+  import fileFs from '@ohos.file.fs';
    
-   export default class EntryFormAbility extends FormExtensionAbility {
-     // 在卡片页面触发message事件时，下载一个网络图片，并将网络图片内容传递给卡片页面显示
-     onFormEvent(formId, message) {
-       let formInfo = formBindingData.createFormBindingData({
-         'text': '刷新中...'
-       })
-       formProvider.updateForm(formId, formInfo)
-       // 注意：FormExtensionAbility在触发生命周期回调时被拉起，仅能在后台存在5秒
-       // 建议下载能快速下载完成的小文件，如在5秒内未下载完成，则此次网络图片无法刷新至卡片页面上
-       let netFile = 'https://xxxx/xxxx.png'; // 需要在此处使用真实的网络图片下载链接
-       let tempDir = this.context.getApplicationContext().tempDir;
-       let fileName = 'file' + Date.now();
-       let tmpFile = tempDir + '/' + fileName;
-       request.downloadFile(this.context, {
-         url: netFile, filePath: tmpFile, enableMetered: true, enableRoaming: true
-       }).then((task) => {
-         task.on('complete', function callback() {
-           console.info('ArkTSCard download complete:' + tmpFile);
-           let file;
-           try {
-             file = fs.openSync(tmpFile);
-           } catch (e) {
-             console.error(`openSync failed: ${JSON.stringify(e)}`);
-           }
-           let fileInfo = {};
-           fileInfo[fileName] = file.fd;
-           let formData = {
-             'text': 'Image:' + fileName,
-             'imgName': fileName,
-             'formImages': fileInfo,
-             'loaded': true
-           };
-           let formInfo = formBindingData.createFormBindingData(formData)
-           formProvider.updateForm(formId, formInfo).then((data) => {
-             console.info('FormAbility updateForm success.' + JSON.stringify(data));
-           }).catch((error) => {
-             console.error('FormAbility updateForm failed: ' + JSON.stringify(error));
-           })
-         })
-         task.on('fail', function callBack(err) {
-           console.info('ArkTSCard download task failed. Cause:' + err);
-           let formInfo = formBindingData.createFormBindingData({
-             'text': '刷新失败'
-           })
-           formProvider.updateForm(formId, formInfo)
-         });
-       }).catch((err) => {
-         console.error('Failed to request the download. Cause: ' + JSON.stringify(err));
-       });
-     }
-   
-     ...
-   };
-   ```
+  export default class EntryFormAbility extends FormExtensionAbility {
+    // 在卡片页面触发message事件时，下载一个网络图片，并将网络图片内容传递给卡片页面显示
+    onFormEvent(formId: string, message: string) {
+      let formInfo = formBindingData.createFormBindingData({
+        'text': '刷新中...'
+      })
+      formProvider.updateForm(formId, formInfo)
+      // 注意：FormExtensionAbility在触发生命周期回调时被拉起，仅能在后台存在5秒
+      // 建议下载能快速下载完成的小文件，如在5秒内未下载完成，则此次网络图片无法刷新至卡片页面上
+      let netFile = 'https://xxxx/xxxx.png'; // 需要在此处使用真实的网络图片下载链接
+      let tempDir = this.context.getApplicationContext().tempDir;
+      let fileName = 'file' + Date.now();
+      let tmpFile = tempDir + '/' + fileName;
+      request.downloadFile(this.context, {
+        url: netFile, filePath: tmpFile, enableMetered: true, enableRoaming: true
+      }).then((task) => {
+        task.on('complete', () => {
+          console.info('ArkTSCard download complete:' + tmpFile);
+          let file: fileFs.File;
+          let formData = new Map<string, Object>();
+          try {
+            file = fs.openSync(tmpFile);
+            formData.set('text', 'Image: Bear' + fileName);
+            formData.set('imgName', 'imgBear' + fileName);
+            formData.set('loaded', true);
+            let imgBear: Record<string, number> = {
+              'imgBear': file.fd
+            };
+            formData.set('formImages', imgBear);
+          } catch (e) {
+            console.error(`openSync failed: ${JSON.stringify(e as Base.BusinessError)}`);
+          }
+          let formInfo = formBindingData.createFormBindingData(formData);
+          formProvider.updateForm(formId, formInfo).then(() => {
+            console.info('FormAbility updateForm success.');
+          }).catch((error: Base.BusinessError) => {
+            console.error('FormAbility updateForm failed: ' + JSON.stringify(error));
+          });
+        })
+        task.on('fail', (err: number) => {
+          console.info('ArkTSCard download task failed. Cause:' + err);
+          let formInfo = formBindingData.createFormBindingData({
+            'text': '刷新失败'
+          })
+          formProvider.updateForm(formId, formInfo)
+        });
+      }).catch((err: Base.BusinessError) => {
+        console.error('Failed to request the download. Cause: ' + JSON.stringify(err));
+      });
+    }
+  };
+  ```
 
 4. 在卡片页面通过Image组件展示EntryFormAbility传递过来的卡片内容。
 

zh-cn/application-dev/application-models/arkts-ui-widget-lifecycle.md

@@ -20,74 +20,72 @@
    import formBindingData from '@ohos.app.form.formBindingData';
    import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
    import formProvider from '@ohos.app.form.formProvider';
+   import { Configuration } from '@ohos.app.ability.Configuration';
+   import Want from '@ohos.app.ability.Want';
+   import formInfo from '@ohos.app.form.formInfo';
+   import Base from '@ohos.base';
    
    export default class EntryFormAbility extends FormExtensionAbility {
-     onAddForm(want) {
-       console.info('[EntryFormAbility] onAddForm');
-       // 在入参want中可以取出卡片的唯一标识：formId
-       let formId: string = want.parameters[formInfo.FormParam.IDENTITY_KEY];
-       // 使用方创建卡片时触发，提供方需要返回卡片数据绑定类
-       let obj = {
-         'title': 'titleOnAddForm',
-         'detail': 'detailOnAddForm'
-       };
-       let formData = formBindingData.createFormBindingData(obj);
-       return formData;
-     }
-   
-     onCastToNormalForm(formId) {
-       // Called when the form provider is notified that a temporary form is successfully
-       // converted to a normal form.
-       // 使用方将临时卡片转换为常态卡片触发，提供方需要做相应的处理
-       console.info(`[EntryFormAbility] onCastToNormalForm, formId: ${formId}`);
-     }
-   
-     onUpdateForm(formId) {
-       // 若卡片支持定时更新/定点更新/卡片使用方主动请求更新功能，则提供方需要重写该方法以支持数据更新
-       console.info('[EntryFormAbility] onUpdateForm');
-       let obj = {
-         'title': 'titleOnUpdateForm',
-         'detail': 'detailOnUpdateForm'
-       };
-       let formData = formBindingData.createFormBindingData(obj);
-       formProvider.updateForm(formId, formData).catch((err) => {
-         if (err) {
-           // 异常分支打印
-           console.error(`[EntryFormAbility] Failed to updateForm. Code: ${err.code}, message: ${err.message}`);
-           return;
-         }
-       });
-     }
-   
-     onChangeFormVisibility(newStatus) {
-       // Called when the form provider receives form events from the system.
-       // 需要配置formVisibleNotify为true，且为系统应用才会回调
-       console.info('[EntryFormAbility] onChangeFormVisibility');
-     }
-   
-     onFormEvent(formId, message) {
-       // Called when a specified message event defined by the form provider is triggered.
-       // 若卡片支持触发事件，则需要重写该方法并实现对事件的触发
-       console.info('[EntryFormAbility] onFormEvent');
-     }
-   
-     onRemoveForm(formId) {
-       // Called to notify the form provider that a specified form has been destroyed.
-       // 当对应的卡片删除时触发的回调，入参是被删除的卡片ID
-       console.info('[EntryFormAbility] onRemoveForm');
-     }
-   
-     onConfigurationUpdate(config) {
-       // 当系统配置信息置更新时触发的回调
-       console.info('[EntryFormAbility] configurationUpdate:' + JSON.stringify(config));
-     }
-   
-     onAcquireFormState(want) {
-       // Called to return a {@link FormState} object.
-       // 卡片提供方接收查询卡片状态通知接口，默认返回卡片初始状态。
-       return formInfo.FormState.READY;
-     }
-   }
+    onAddForm(want: Want) {
+      console.info('[EntryFormAbility] onAddForm');
+      // 使用方创建卡片时触发，提供方需要返回卡片数据绑定类
+      let obj: Record<string, string> = {
+        'title': 'titleOnAddForm',
+        'detail': 'detailOnAddForm'
+      };
+      let formData = formBindingData.createFormBindingData(obj);
+      return formData;
+    }
+
+    onCastToNormalForm(formId: string) {
+      // Called when the form provider is notified that a temporary form is successfully
+      // converted to a normal form.
+      // 使用方将临时卡片转换为常态卡片触发，提供方需要做相应的处理
+      console.info(`[EntryFormAbility] onCastToNormalForm, formId: ${formId}`);
+    }
+
+    onUpdateForm(formId: string) {
+      // 若卡片支持定时更新/定点更新/卡片使用方主动请求更新功能，则提供方需要重写该方法以支持数据更新
+      console.info('[EntryFormAbility] onUpdateForm');
+      let obj: Record<string, string> = {
+        'title': 'titleOnUpdateForm',
+        'detail': 'detailOnUpdateForm'
+      };
+      let formData = formBindingData.createFormBindingData(obj);
+      formProvider.updateForm(formId, formData).catch((err: Base.BusinessError) => {
+        console.error(`[EntryFormAbility] Failed to updateForm. Code: ${err.code}, message: ${err.message}`);
+      });
+    }
+
+    onChangeFormVisibility(newStatus: Record<string, number>) {
+      // Called when the form provider receives form events from the system.
+      // 需要配置formVisibleNotify为true，且为系统应用才会回调
+      console.info('[EntryFormAbility] onChangeFormVisibility');
+    }
+
+    onFormEvent(formId: string, message: string) {
+      // Called when a specified message event defined by the form provider is triggered.
+      // 若卡片支持触发事件，则需要重写该方法并实现对事件的触发
+      console.info('[EntryFormAbility] onFormEvent');
+    }
+
+    onRemoveForm(formId: string) {
+      // Called to notify the form provider that a specified form has been destroyed.
+      // 当对应的卡片删除时触发的回调，入参是被删除的卡片ID
+      console.info('[EntryFormAbility] onRemoveForm');
+    }
+
+    onConfigurationUpdate(config: Configuration) {
+      // 当系统配置信息置更新时触发的回调
+      console.info('[EntryFormAbility] configurationUpdate:' + JSON.stringify(config));
+    }
+
+    onAcquireFormState(want: Want) {
+      // Called to return a {@link FormState} object.
+      // 卡片提供方接收查询卡片状态通知接口，默认返回卡片初始状态。
+      return formInfo.FormState.READY;
+    }
+  }
    ```
 
 

zh-cn/application-dev/application-models/arkts-ui-widget-update-by-proxy.md

@@ -76,19 +76,22 @@
   > key可以是uri也可以是简单字符串，subscriberId默认值为当前formId，实际取值都依赖于数据发布方的定义。
   ```ts
   import formBindingData from '@ohos.app.form.formBindingData';
+  import Want from '@ohos.app.ability.Want';
+  import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
 
-  let dataShareHelper;
-  onAddForm(want) {
-    let formData = {};
-    let proxies = [
-      {
-        "key": "detail",
-        "subscriberId": "11"
-      }
-    ]
-    let formBinding = formBindingData.createFormBindingData(formData);
-    formBinding["proxies"] = proxies;
-    return formBinding;
+  export default class EntryFormAbility extends FormExtensionAbility {
+    onAddForm(want: Want) {
+      let formData: Record<string, Object> = {};
+      let proxies: formBindingData.ProxyData[] = [
+        {
+          "key": "detail",
+          "subscriberId": "11"
+        }
+      ]
+      let formBinding = formBindingData.createFormBindingData(formData);
+      formBinding["proxies"] = proxies;
+      return formBinding;
+    }
   }
   ```
 
@@ -151,33 +154,38 @@
   ```ts
   import formBindingData from '@ohos.app.form.formBindingData';
   import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
-  import dataShare from '@ohos.data.dataShare'
-
-  let dataShareHelper;
-  onAddForm(want) {
-    let template = {
-      predicates : {
-        "list" : "select type from TBL00 limit 0,1"
-      },
-      scheduler: ""
-    }
-    let subscriberId = "111";
-    dataShare.createDataShareHelper(this.context, "datashareproxy://com.example.myapplication", {isProxy : true}).then((data) => {
-      dataShareHelper = data;
-      dataShareHelper.addTemplate("datashareproxy://com.example.myapplication/test", subscriberId, template);
-    })
-
-    let formData = {};
-    let proxies = [
-      {
-        "key": "datashareproxy://com.example.myapplication/test",
-        "subscriberId": subscriberId
+  import dataShare from '@ohos.data.dataShare';
+  import Want from '@ohos.app.ability.Want';
+
+  let dataShareHelper: dataShare.DataShareHelper;
+  export default class EntryFormAbility extends FormExtensionAbility {
+    onAddForm(want: Want) {
+      let template: dataShare.Template = {
+        predicates: {
+          "list": "select type from TBL00 limit 0,1"
+        },
+        scheduler: ""
       }
-    ]
-    let formBinding = formBindingData.createFormBindingData(formData);
-    formBinding["proxies"] = proxies;
+      let subscriberId: string = "111";
+      dataShare.createDataShareHelper(this.context, "datashareproxy://com.example.myapplication", {
+        isProxy: true
+      }).then((data: dataShare.DataShareHelper) => {
+        dataShareHelper = data;
+        dataShareHelper.addTemplate("datashareproxy://com.example.myapplication/test", subscriberId, template);
+      })
 
-    return formBinding;
+      let formData: Record<string, Object> = {};
+      let proxies: formBindingData.ProxyData[] = [
+        {
+          "key": "datashareproxy://com.example.myapplication/test",
+          "subscriberId": subscriberId
+        }
+      ]
+      let formBinding = formBindingData.createFormBindingData(formData);
+      formBinding["proxies"] = proxies;
+
+      return formBinding;
+    }
   }
   ```
 

zh-cn/application-dev/application-models/arkts-ui-widget-update-by-status.md

@@ -96,56 +96,62 @@
   import formBindingData from '@ohos.app.form.formBindingData';
   import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
   import dataPreferences from '@ohos.data.preferences';
+  import Want from '@ohos.app.ability.Want';
+  import Base from '@ohos.base';
   
   export default class EntryFormAbility extends FormExtensionAbility {
-    onAddForm(want) {
-      let formId = want.parameters[formInfo.FormParam.IDENTITY_KEY];
-      let isTempCard: boolean = want.parameters[formInfo.FormParam.TEMPORARY_KEY];
-      if (isTempCard === false) { // 如果为常态卡片，直接进行信息持久化
-        console.info('Not temp card, init db for:' + formId);
-        let promise = dataPreferences.getPreferences(this.context, 'myStore');
-        promise.then(async (storeDB) => {
-          console.info("Succeeded to get preferences.");
-          await storeDB.put('A' + formId, 'false');
-          await storeDB.put('B' + formId, 'false');
-          await storeDB.flush();
-        }).catch((err) => {
-          console.info(`Failed to get preferences. ${JSON.stringify(err)}`);
-        })
+    onAddForm(want: Want) {
+      let formId: string = '';
+      let isTempCard: boolean;
+      if (want.parameters) {
+        formId = JSON.stringify(want.parameters[formInfo.FormParam.IDENTITY_KEY]);
+        isTempCard = want.parameters[formInfo.FormParam.TEMPORARY_KEY] as boolean;
+        if (isTempCard === false) { // 如果为常态卡片，直接进行信息持久化
+          console.info('Not temp card, init db for:' + formId);
+          let promise: Promise<dataPreferences.Preferences> = dataPreferences.getPreferences(this.context, 'myStore');
+          promise.then(async (storeDB: dataPreferences.Preferences) => {
+            console.info("Succeeded to get preferences.");
+            await storeDB.put('A' + formId, 'false');
+            await storeDB.put('B' + formId, 'false');
+            await storeDB.flush();
+          }).catch((err: Base.BusinessError) => {
+            console.info(`Failed to get preferences. ${JSON.stringify(err)}`);
+          })
+        }
       }
-      let formData = {};
+      let formData: Record<string, Object | string> = {};
       return formBindingData.createFormBindingData(formData);
     }
-  
-    onRemoveForm(formId) {
+
+    onRemoveForm(formId: string) {
       console.info('onRemoveForm, formId:' + formId);
       let promise = dataPreferences.getPreferences(this.context, 'myStore');
       promise.then(async (storeDB) => {
         console.info("Succeeded to get preferences.");
         await storeDB.delete('A' + formId);
         await storeDB.delete('B' + formId);
-      }).catch((err) => {
+      }).catch((err: Base.BusinessError) => {
         console.info(`Failed to get preferences. ${JSON.stringify(err)}`);
       })
     }
-  
+
     // 如果在添加时为临时卡片，则建议转为常态卡片时进行信息持久化
-    onCastToNormalForm(formId) {
+    onCastToNormalForm(formId: string) {
       console.info('onCastToNormalForm, formId:' + formId);
-      let promise = dataPreferences.getPreferences(this.context, 'myStore');
-      promise.then(async (storeDB) => {
+      let promise: Promise<dataPreferences.Preferences> = dataPreferences.getPreferences(this.context, 'myStore');
+      promise.then(async (storeDB: dataPreferences.Preferences) => {
         console.info("Succeeded to get preferences.");
         await storeDB.put('A' + formId, 'false');
         await storeDB.put('B' + formId, 'false');
         await storeDB.flush();
-      }).catch((err) => {
+      }).catch((err: Base.BusinessError) => {
         console.info(`Failed to get preferences. ${JSON.stringify(err)}`);
       })
     }
-  
-    onUpdateForm(formId) {
-      let promise = dataPreferences.getPreferences(this.context, 'myStore');
-      promise.then(async (storeDB) => {
+
+    onUpdateForm(formId: string) {
+      let promise: Promise<dataPreferences.Preferences> = dataPreferences.getPreferences(this.context, 'myStore');
+      promise.then(async (storeDB: dataPreferences.Preferences) => {
         console.info("Succeeded to get preferences.");
         let stateA = await storeDB.get('A' + formId, 'false');
         let stateB = await storeDB.get('B' + formId, 'false');
@@ -160,18 +166,18 @@
           await formProvider.updateForm(formId, formInfo);
         }
         console.info(`Update form success stateA:${stateA} stateB:${stateB}.`);
-      }).catch((err) => {
+      }).catch((err: Base.BusinessError) => {
         console.info(`Failed to get preferences. ${JSON.stringify(err)}`);
       })
     }
-  
-    onFormEvent(formId, message) {
+
+    onFormEvent(formId: string, message: string) {
       // 存放卡片状态
       console.info('onFormEvent formId:' + formId + 'msg:' + message);
-      let promise = dataPreferences.getPreferences(this.context, 'myStore');
-      promise.then(async (storeDB) => {
+      let promise: Promise<dataPreferences.Preferences> = dataPreferences.getPreferences(this.context, 'myStore');
+      promise.then(async (storeDB: dataPreferences.Preferences) => {
         console.info("Succeeded to get preferences.");
-        let msg = JSON.parse(message);
+        let msg: Record<string, string> = JSON.parse(message);
         if (msg.selectA != undefined) {
           console.info('onFormEvent selectA info:' + msg.selectA);
           await storeDB.put('A' + formId, msg.selectA);
@@ -181,7 +187,7 @@
           await storeDB.put('B' + formId, msg.selectB);
         }
         await storeDB.flush();
-      }).catch((err) => {
+      }).catch((err: Base.BusinessError) => {
         console.info(`Failed to get preferences. ${JSON.stringify(err)}`);
       })
     }

zh-cn/application-dev/application-models/arkts-ui-widget-update-by-time.md

@@ -69,11 +69,12 @@
 
   ```ts
   import formProvider from '@ohos.app.form.formProvider';
+  import Base from '@ohos.base';
 
-  let formId = '123456789'; // 实际业务场景需要使用正确的formId
+  let formId: string = '123456789'; // 实际业务场景需要使用正确的formId
   try {
     // 设置过5分钟后更新卡片内容
-    formProvider.setFormNextRefreshTime(formId, 5, (err, data) => {
+    formProvider.setFormNextRefreshTime(formId, 5, (err: Base.BusinessError) => {
       if (err) {
         console.error(`Failed to setFormNextRefreshTime. Code: ${err.code}, message: ${err.message}`);
         return;
@@ -82,7 +83,7 @@
       }
     });
   } catch (err) {
-    console.error(`Failed to setFormNextRefreshTime. Code: ${err.code}, message: ${err.message}`);
+    console.error(`Failed to setFormNextRefreshTime. Code: ${(err as Base.BusinessError).code}, message: ${(err as Base.BusinessError).message}`);
   }
   ```
 

zh-cn/application-dev/application-models/common-event-publish.md

@@ -27,19 +27,20 @@
    
    ```ts
    import commonEventManager from '@ohos.commonEventManager';
+   import Base from '@ohos.base';
    ```
 
 2. 传入需要发布的事件名称和回调函数，发布事件。
    
    ```ts
    // 发布公共事件
-   commonEventManager.publish("usual.event.SCREEN_OFF", (err) => {
+   commonEventManager.publish("usual.event.SCREEN_OFF", (err: Base.BusinessError) => {
        if (err) {
            console.error(`[CommonEvent] PublishCallBack err=${JSON.stringify(err)}`);
        } else {
            console.info(`[CommonEvent] Publish success`);
        }
-   })
+   });
    ```
 
 
@@ -51,13 +52,14 @@
    
    ```ts
    import commonEventManager from '@ohos.commonEventManager';
+   import Base from '@ohos.base';
    ```
 
 2. 传入需要发布的事件名称和回调函数，发布事件。
    
    ```ts
    // 公共事件相关信息
-   let options = {
+   let options: commonEventManager.CommonEventPublishData = {
        code: 1, // 公共事件的初始代码
        data: "initial data", // 公共事件的初始数据
    }
@@ -67,11 +69,11 @@
    
    ```ts
    // 发布公共事件
-   commonEventManager.publish("usual.event.SCREEN_OFF", options, (err) => {
+   commonEventManager.publish("usual.event.SCREEN_OFF", options, (err: Base.BusinessError) => {
        if (err) {
            console.error('[CommonEvent] PublishCallBack err=' + JSON.stringify(err));
        } else {
            console.info('[CommonEvent] Publish success')
        }
-   })
+   });
    ```

zh-cn/application-dev/application-models/common-event-remove-sticky.md

@@ -22,6 +22,7 @@
 
    ```ts
    import commonEventManager from '@ohos.commonEventManager';
+   import Base from '@ohos.base';
    ```
 
 3. 调用[`removeStickyCommonEvent()`](../reference/apis/js-apis-commonEventManager.md#commoneventmanagerremovestickycommonevent10)方法移除对应的粘性公共事件。
@@ -31,7 +32,7 @@
    > 移除的粘性公共事件，必须是本应用之前已发布的粘性公共事件，发布粘性公共事件参考[公共事件发布](common-event-publish.md)章节。
 
    ```ts
-   commonEventManager.removeStickyCommonEvent("sticky_event", (err) => { // sticky_event粘性公共事件名
+   commonEventManager.removeStickyCommonEvent("sticky_event", (err: Base.BusinessError) => { // sticky_event粘性公共事件名
      if (err) {
        console.error(`Failed to remove sticky common event. Code is ${err.code}, message is ${err.message}`);
        return;

zh-cn/application-dev/application-models/common-event-static-subscription.md

@@ -21,10 +21,11 @@
    开发者可以在[`onReceiveEvent()`](../reference/apis/js-apis-application-staticSubscriberExtensionAbility.md#staticsubscriberextensionabilityonreceiveevent)回调中实现业务逻辑。
 
    ```ts
-   import StaticSubscriberExtensionAbility from '@ohos.application.StaticSubscriberExtensionAbility'
+   import StaticSubscriberExtensionAbility from '@ohos.application.StaticSubscriberExtensionAbility';
+   import commonEventManager from '@ohos.commonEventManager';
    
    export default class StaticSubscriber extends StaticSubscriberExtensionAbility {
-     onReceiveEvent(event) {
+     onReceiveEvent(event: commonEventManager.CommonEventData) {
        console.info('onReceiveEvent, event: ' + event.event);
      }
    }

zh-cn/application-dev/application-models/common-event-subscription.md

@@ -23,15 +23,16 @@
    
    ```ts
    import commonEventManager from '@ohos.commonEventManager';
+   import Base from '@ohos.base';
    ```
 
 2. 创建订阅者信息，详细的订阅者信息数据类型及包含的参数请见[CommonEventSubscribeInfo](../reference/apis/js-apis-commonEventManager.md#commoneventsubscribeinfo)文档介绍。
    
    ```ts
    // 用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
-   let subscriber = null;
+   let subscriber: commonEventManager.CommonEventSubscriber | null = null;
    // 订阅者信息
-   let subscribeInfo = {
+   let subscribeInfo: commonEventManager.CommonEventSubscribeInfo = {
      events: ["usual.event.SCREEN_OFF"], // 订阅灭屏公共事件
    }
    ```
@@ -40,7 +41,7 @@
    
    ```ts
    // 创建订阅者回调
-   commonEventManager.createSubscriber(subscribeInfo, (err, data) => {
+   commonEventManager.createSubscriber(subscribeInfo, (err: Base.BusinessError, data: commonEventManager.CommonEventSubscriber) => {
      if (err) {
        console.error(`Failed to create subscriber. Code is ${err.code}, message is ${err.message}`);
        return;
@@ -56,7 +57,7 @@
    ```ts
    // 订阅公共事件回调
    if (subscriber !== null) {
-     commonEventManager.subscribe(subscriber, (err, data) => {
+     commonEventManager.subscribe(subscriber, (err: Base.BusinessError, data: commonEventManager.CommonEventData) => {
        if (err) {
          console.error(`Failed to subscribe common event. Code is ${err.code}, message is ${err.message}`);
          return;

zh-cn/application-dev/application-models/common-event-unsubscription.md

@@ -19,6 +19,7 @@
    
    ```ts
    import commonEventManager from '@ohos.commonEventManager';
+   import Base from '@ohos.base';
    ```
 
 2. 根据[动态订阅公共事件](common-event-subscription.md)章节的步骤来订阅某个事件。
@@ -28,7 +29,7 @@
    ```ts
    // subscriber为订阅事件时创建的订阅者对象
    if (subscriber !== null) {
-       commonEventManager.unsubscribe(subscriber, (err) => {
+       commonEventManager.unsubscribe(subscriber, (err: Base.BusinessError) => {
            if (err) {
                console.error(`[CommonEvent] UnsubscribeCallBack err=${JSON.stringify(err)}`);
            } else {

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

@@ -63,12 +63,13 @@ createFormBindingData(obj?: Object | string): FormBindingData
 ```ts
 import formBindingData from '@ohos.app.form.formBindingData';
 import fs from '@ohos.file.fs';
+import Base from '@ohos.base';
 
 try {
   let fd = fs.openSync('/path/to/form.png');
 
-  let createFormBindingDataParam = new Map<Object, string | object>();
-  let formImagesParam = new Map<Object, object>();
+  let createFormBindingDataParam = new Map<string, string | Object>();
+  let formImagesParam = new Map<string, Object>();
   formImagesParam.set('image', fd);
   createFormBindingDataParam.set("name", '21°');
   createFormBindingDataParam.set('formImages', formImagesParam);

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

@@ -51,7 +51,7 @@ import Want from '@ohos.app.ability.Want';
 export default class MyFormExtensionAbility extends FormExtensionAbility {
   onAddForm(want: Want) {
     console.log(`FormExtensionAbility onAddForm, want: ${want.abilityName}`);
-    let dataObj1 = new Map<Object, string>();
+    let dataObj1 = new Map<string, string>();
     dataObj1.set('temperature', '11c');
     dataObj1.set('time', '11:00');
 
@@ -107,20 +107,19 @@ onUpdateForm(formId: string): void
 import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
 import formBindingData from '@ohos.app.form.formBindingData';
 import formProvider from '@ohos.app.form.formProvider';
+import Base from '@ohos.base';
 
 export default class MyFormExtensionAbility extends FormExtensionAbility {
   onUpdateForm(formId: string) {
     console.log(`FormExtensionAbility onUpdateForm, formId: ${formId}`);
-    class createFormBindingDataParam {
-      temperature: string
-      time: string
-    }
     let obj2 = formBindingData.createFormBindingData({
       temperature: '22c',
       time: '22:00'
-    } as createFormBindingDataParam);
+    });
     formProvider.updateForm(formId, obj2).then((data) => {
       console.log(`FormExtensionAbility context updateForm, data: ${data}`);
+    }).catch((error: Base.BusinessError) => {
+      console.error(`FormExtensionAbility context updateForm failed, data: ${error}`);
     });
   }
 };
@@ -146,6 +145,7 @@ onChangeFormVisibility(newStatus: { [key: string]: number }): void
 import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
 import formBindingData from '@ohos.app.form.formBindingData';
 import formProvider from '@ohos.app.form.formProvider';
+import Base from '@ohos.base';
 
 // 由于arkTs中无Object.keys，且无法使用for..in...
 // 若报arkTs问题，请将此方法单独抽离至一个ts文件中并暴露，在需要用到的ets文件中引入使用
@@ -155,23 +155,21 @@ function getObjKeys(obj: Object): string[] {
 }
 
 export default class MyFormExtensionAbility extends FormExtensionAbility {
-  onChangeFormVisibility(newStatus) {
+  onChangeFormVisibility(newStatus: Record<string, number>) {
     console.log(`FormExtensionAbility onChangeFormVisibility, newStatus: ${newStatus}`);
-    class createFormBindingDataParam {
-      temperature: string
-      time: string
-    }
     let obj2 = formBindingData.createFormBindingData({
       temperature: '22c',
       time: '22:00'
-    } as createFormBindingDataParam);
-
-    for (let key in newStatus) {
-      console.log(`FormExtensionAbility onChangeFormVisibility, key: ${key}, value= ${newStatus[key]}`);
-      formProvider.updateForm(key, obj2).then((data) => {
-        console.log(`FormExtensionAbility context updateForm, data: ${data}`);
-      }).catch((error) => {
-        console.error(`Operation updateForm failed. Cause: ${error}`);
+    });
+
+    let keys: string[] = getObjKeys(newStatus);
+
+    for (let i: number = 0; i < keys.length; i++) {
+      console.log(`FormExtensionAbility onChangeFormVisibility, key: ${keys[i]}, value= ${newStatus[keys[i]]}`);
+      formProvider.updateForm(keys[i], obj2).then(() => {
+        console.log(`FormExtensionAbility context updateForm`);
+      }).catch((error: Base.BusinessError) => {
+        console.error(`Operation updateForm failed. Cause: ${JSON.stringify(error)}`);
       });
     }
   }
@@ -317,9 +315,9 @@ import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
 export default class MyFormExtensionAbility extends FormExtensionAbility {
   onShareForm(formId: string) {
     console.log(`FormExtensionAbility onShareForm, formId: ${formId}`);
-    let wantParams = {
+    let wantParams: Record<string, Object> = {
       'temperature': '20',
-      'time': '2022-8-8 09:59',s
+      'time': '2022-8-8 09:59',
     };
     return wantParams;
   }
@@ -355,8 +353,8 @@ import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
 
 export default class MyFormExtensionAbility extends FormExtensionAbility {
   onAcquireFormData(formId: string) {
-    console.log('FormExtensionAbility onAcquireFormData, formId: ${formId}');
-    let wantParams = {
+    console.log(`FormExtensionAbility onAcquireFormData, formId: ${formId}`);
+    let wantParams: Record<string, Object> = {
       'temperature': '20',
       'time': '2022-8-8 09:59',
     };

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

@@ -61,7 +61,7 @@ try {
   }
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -114,10 +114,10 @@ try {
   formHost.deleteForm(formId).then(() => {
     console.log('formHost deleteForm success');
   }).catch((error: Base.BusinessError) => {
-    console.error('formHost deleteForm, error: ${JSON.stringify(error)}');
+    console.error(`formHost deleteForm, error: ${JSON.stringify(error)}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -167,7 +167,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -218,7 +218,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -274,7 +274,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -324,7 +324,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -379,7 +379,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 
 ```
@@ -430,7 +430,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -485,7 +485,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -533,7 +533,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -586,7 +586,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -634,7 +634,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -687,7 +687,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -736,7 +736,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -790,7 +790,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -840,7 +840,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -895,7 +895,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -935,7 +935,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -974,7 +974,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1023,7 +1023,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1069,7 +1069,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1120,7 +1120,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1172,7 +1172,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1227,7 +1227,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1277,7 +1277,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1330,7 +1330,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1392,7 +1392,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1457,7 +1457,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1575,7 +1575,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1630,7 +1630,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1680,7 +1680,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1735,7 +1735,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 ## shareForm
@@ -1785,7 +1785,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1841,7 +1841,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1890,7 +1890,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1942,7 +1942,7 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -1990,7 +1990,7 @@ try {
     }
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```
 
@@ -2041,6 +2041,6 @@ try {
     console.error(`error, code: ${error.code}, message: ${error.message}`);
   });
 } catch(error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message}`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message}`);
 }
 ```

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

@@ -57,7 +57,7 @@ try {
     console.log(`formProvider setFormNextRefreshTime success`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -110,7 +110,7 @@ try {
     console.error(`promise error, code: ${error.code}, message: ${error.message})`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -152,14 +152,10 @@ import Base from '@ohos.base';
 
 let formId: string = '12400633174999288';
 try {
-  class createFormBindingDataParamType {
-    temperature: string
-    time: string
-  }
-  let obj = formBindingData.createFormBindingData({
-    temperature:'22c',
-    time:'22:00'
-  } as createFormBindingDataParamType);
+  let obj: formBindingData.FormBindingData = formBindingData.createFormBindingData({
+    temperature: '22c',
+    time: '22:00'
+  });
   formProvider.updateForm(formId, obj, (error: Base.BusinessError) => {
     if (error) {
       console.error(`callback error, code: ${error.code}, message: ${error.message})`);
@@ -168,7 +164,7 @@ try {
     console.log(`formProvider updateForm success`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -214,22 +210,18 @@ import formBindingData from '@ohos.app.form.formBindingData';
 import Base from '@ohos.base';
 
 let formId: string = '12400633174999288';
-class createFormBindingDataParamType {
-    temperature: string
-    time: string
-  }
-let obj = formBindingData.createFormBindingData({
-    temperature:'22c',
-    time:'22:00'
-  } as createFormBindingDataParamType);
+let obj: formBindingData.FormBindingData = formBindingData.createFormBindingData({
+  temperature: '22c',
+  time: '22:00'
+});
 try {
   formProvider.updateForm(formId, obj).then(() => {
     console.log(`formProvider updateForm success`);
   }).catch((error: Base.BusinessError) => {
-    console.error(`promise error, code: ${error.code}, message: ${error.message})`);
+    console.error(`promise error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -270,7 +262,7 @@ try {
     console.log(`formProvider getFormsInfo, data: ${JSON.stringify(data)}`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 ## getFormsInfo
@@ -317,7 +309,7 @@ try {
     console.log(`formProvider getFormsInfo, data: ${JSON.stringify(data)}`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -369,7 +361,7 @@ try {
     console.error(`promise error, code: ${error.code}, message: ${error.message})`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -419,23 +411,19 @@ let want: Want = {
   }
 };
 try {
-  class createFormBindingDataParamType {
-    temperature: string
-    time: string
-  }
-  let obj = formBindingData.createFormBindingData({
-    temperature:'22c',
-    time:'22:00'
-  } as createFormBindingDataParamType);
+  let obj: formBindingData.FormBindingData = formBindingData.createFormBindingData({
+    temperature: '22c',
+    time: '22:00'
+  });
   formProvider.requestPublishForm(want, obj, (error: Base.BusinessError, data: string) => {
     if (error) {
-      console.error(`callback error, code: ${error.code}, message: ${error.message})`);
+      console.error(`callback error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
       return;
     }
     console.log('formProvider requestPublishForm, form ID is: ${JSON.stringify(data)}');
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -491,7 +479,7 @@ try {
     console.log(`formProvider requestPublishForm, form ID is: ${JSON.stringify(data)}`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -551,7 +539,7 @@ try {
     console.error(`promise error, code: ${error.code}, message: ${error.message})`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -611,13 +599,13 @@ try {
             console.log(`formProvider requestPublishForm, form ID is: ${JSON.stringify(data)}`);
           });
         } catch (error) {
-          console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+          console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
         }
       }
     }
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
 
@@ -671,13 +659,13 @@ try {
           console.error(`promise error, code: ${error.code}, message: ${error.message})`);
         });
       } catch (error) {
-        console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+        console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
       }
     }
   }).catch((error: Base.BusinessError) => {
     console.error(`promise error, code: ${error.code}, message: ${error.message})`);
   });
 } catch (error) {
-  console.error(`catch error, code: ${error.code}, message: ${error.message})`);
+  console.error(`catch error, code: ${(error as Base.BusinessError).code}, message: ${(error as Base.BusinessError).message})`);
 }
 ```
\ No newline at end of file

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

@@ -50,6 +50,7 @@ createFormBindingData(obj?: Object | string): FormBindingData
 ```ts
 import formBindingData from '@ohos.application.formBindingData';
 import fs from '@ohos.file.fs';
+import Base from '@ohos.base';
 
 try {
   let fd = fs.openSync('/path/to/form.png');
@@ -61,6 +62,6 @@ try {
 
   formBindingData.createFormBindingData(createFormBindingDataParam);
 } catch (error) {
-  console.error('catch error, error: ${JSON.stringify(error)}');
+  console.error(`catch error, error: ${JSON.stringify(error as Base.BusinessError)}`);
 }
 ```

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

@@ -37,9 +37,9 @@ deleteForm(formId: string, callback: AsyncCallback<void>): void
 import formHost from '@ohos.application.formHost';
 
 let formId: string = '12400633174999288';
-formHost.deleteForm(formId, (error, data) => {
+formHost.deleteForm(formId, (error: Base.BusinessError) => {
   if (error.code) {
-    console.error('formHost deleteForm, error: ${JSON.stringify(error)}');
+    console.error(`formHost deleteForm, error: ${JSON.stringify(error)}`);
   }
 });
 ```
@@ -344,7 +344,7 @@ import Base from '@ohos.base';
 let formId: string[] = ['12400633174999288'];
 formHost.notifyVisibleForms(formId, (error: Base.BusinessError) => {
   if (error.code) {
-    console.error('formHost notifyVisibleForms, error: ${JSON.stringify(error)}');
+    console.error(`formHost notifyVisibleForms, error: ${JSON.stringify(error)}`);
   }
 });
 ```

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

@@ -97,15 +97,11 @@ updateForm(formId: string, formBindingData: formBindingData.FormBindingData,call
   import formBindingData from '@ohos.app.form.formBindingData';
   import Base from '@ohos.base'
 
-  let formId = '12400633174999288';
-  class createBindingDataType {
-    temperature: string
-    time: string
-  };
-  let obj = formBindingData.createFormBindingData({
-    temperature:'22c',
-    time:'22:00'
-  } as createBindingDataType);
+  let formId: string = '12400633174999288';
+  let obj: formBindingData.FormBindingData = formBindingData.createFormBindingData({
+    temperature: '22c',
+    time: '22:00'
+  });
   formProvider.updateForm(formId, obj, (error: Base.BusinessError) => {
     if (error.code) {
       console.error(`formProvider updateForm, error: ${JSON.stringify(error)}`);
@@ -141,14 +137,10 @@ updateForm(formId: string, formBindingData: formBindingData.FormBindingData): Pr
   import Base from '@ohos.base'
 
   let formId: string = '12400633174999288';
-  class createBindingDataType {
-    temperature: string
-    time: string
-  };
-  let obj = formBindingData.createFormBindingData({
-    temperature:'22c',
-    time:'22:00'
-  } as createBindingDataType);
+  let obj: formBindingData.FormBindingData = formBindingData.createFormBindingData({
+    temperature: '22c',
+    time: '22:00'
+  });
   formProvider.updateForm(formId, obj).then(() => {
     console.log('formProvider updateForm success');
   }).catch((error: Base.BusinessError) => {

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

@@ -11,8 +11,6 @@
 
 ```ts
 import CommonEvent from '@ohos.commonEvent';
-import CommonEventManager from '@ohos.commonEventManager';
-import Base from '@ohos.base';
 ```
 
 ## Support
@@ -42,6 +40,8 @@ publish(event: string, callback: AsyncCallback\<void>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 //发布公共事件回调
 function publishCB(err:Base.BusinessError) {
 	if (err.code) {
@@ -78,6 +78,9 @@ publish(event: string, options: CommonEventPublishData, callback: AsyncCallback\
 
 
 ```ts
+import Base from '@ohos.base';
+import CommonEventManager from '@ohos.commonEventManager';
+
 //公共事件相关信息
 let options:CommonEventManager.CommonEventPublishData = {
 	code: 0,			 //公共事件的初始代码
@@ -122,6 +125,8 @@ publishAsUser(event: string, userId: number, callback: AsyncCallback\<void>): vo
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // 发布公共事件回调
 function publishCB(err:Base.BusinessError) {
 	if (err.code) {
@@ -164,6 +169,9 @@ publishAsUser(event: string, userId: number, options: CommonEventPublishData, ca
 
 
 ```ts
+import Base from '@ohos.base';
+import CommonEventManager from '@ohos.commonEventManager';
+
 // 公共事件相关信息
 let options:CommonEventManager.CommonEventPublishData = {
 	code: 0,			 // 公共事件的初始代码
@@ -208,6 +216,9 @@ createSubscriber(subscribeInfo: CommonEventSubscribeInfo, callback: AsyncCallbac
 
 
 ```ts
+import Base from '@ohos.base';
+import CommonEventManager from '@ohos.commonEventManager';
+
 let subscriber:CommonEventManager.CommonEventSubscriber; // 用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 
 // 订阅者信息
@@ -254,6 +265,9 @@ createSubscriber(subscribeInfo: CommonEventSubscribeInfo): Promise\<CommonEventS
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+import CommonEventManager from '@ohos.commonEventManager';
+
 let subscriber:CommonEventManager.CommonEventSubscriber; // 用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 
 // 订阅者信息
@@ -291,6 +305,9 @@ subscribe(subscriber: CommonEventSubscriber, callback: AsyncCallback\<CommonEven
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+import CommonEventManager from '@ohos.commonEventManager';
+
 let subscriber:CommonEventManager.CommonEventSubscriber;// 用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 
 // 订阅者信息
@@ -344,6 +361,9 @@ unsubscribe(subscriber: CommonEventSubscriber, callback?: AsyncCallback\<void>):
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+import CommonEventManager from '@ohos.commonEventManager';
+
 let subscriber:CommonEventManager.CommonEventSubscriber;	// 用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 
 // 订阅者信息

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

@@ -10,7 +10,6 @@
 
 ```ts
 import CommonEventManager from '@ohos.commonEventManager';
-import Base from '@ohos.base';
 ```
 
 ## Support
@@ -48,6 +47,8 @@ publish(event: string, callback: AsyncCallback\<void>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 //发布公共事件回调
 function publishCB(err:Base.BusinessError) {
     if (err) {
@@ -96,6 +97,8 @@ publish(event: string, options: CommonEventPublishData, callback: AsyncCallback\
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 //公共事件相关信息
 let options:CommonEventManager.CommonEventPublishData = {
 	code: 0,			 //公共事件的初始代码
@@ -153,6 +156,8 @@ publishAsUser(event: string, userId: number, callback: AsyncCallback\<void>): vo
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 //发布公共事件回调
 function publishCB(err:Base.BusinessError) {
 	if (err) {
@@ -208,6 +213,8 @@ publishAsUser(event: string, userId: number, options: CommonEventPublishData, ca
 
 
 ```ts
+import Base from '@ohos.base';
+
 //公共事件相关信息
 let options:CommonEventManager.CommonEventPublishData = {
 	code: 0,			 //公共事件的初始代码
@@ -253,6 +260,8 @@ createSubscriber(subscribeInfo: CommonEventSubscribeInfo, callback: AsyncCallbac
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let subscriber:CommonEventManager.CommonEventSubscriber; //用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 
 //订阅者信息
@@ -301,6 +310,8 @@ createSubscriber(subscribeInfo: CommonEventSubscribeInfo): Promise\<CommonEventS
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let subscriber:CommonEventManager.CommonEventSubscriber; //用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 
 //订阅者信息
@@ -340,6 +351,8 @@ createSubscriber的同步接口。
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let subscriber; //用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 
 //订阅者信息
@@ -385,6 +398,8 @@ subscribe(subscriber: CommonEventSubscriber, callback: AsyncCallback\<CommonEven
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 //订阅者信息
 let subscriber:CommonEventManager.CommonEventSubscriber; //用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 
@@ -456,6 +471,8 @@ unsubscribe(subscriber: CommonEventSubscriber, callback?: AsyncCallback\<void>):
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let subscriber:CommonEventManager.CommonEventSubscriber; //用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
 //订阅者信息
 let subscribeInfo:CommonEventManager.CommonEventSubscribeInfo = {
@@ -543,6 +560,8 @@ removeStickyCommonEvent(event: string, callback: AsyncCallback\<void>): void
 
 
 ```ts
+import Base from '@ohos.base';
+
 CommonEventManager.removeStickyCommonEvent("sticky_event", (err:Base.BusinessError) => {
     if (err) {
         console.info(`Remove sticky event AsyncCallback failed, errCode: ${err.code}, errMes: ${err.message}`);
@@ -590,6 +609,8 @@ removeStickyCommonEvent(event: string): Promise\<void>
 
 
 ```ts
+import Base from '@ohos.base';
+
 CommonEventManager.removeStickyCommonEvent("sticky_event").then(() => {
     console.info(`Remove sticky event AsyncCallback success`);
 }).catch ((err:Base.BusinessError) => {
@@ -627,6 +648,8 @@ setStaticSubscriberState(enable: boolean, callback: AsyncCallback\<void>): void;
 
 
 ```ts
+import Base from '@ohos.base';
+
 CommonEventManager.setStaticSubscriberState(true, (err:Base.BusinessError) => {
     if (!err) {
         console.info(`Set static subscriber state callback failed, err is null.`);
@@ -675,6 +698,8 @@ setStaticSubscriberState(enable: boolean): Promise\<void>;
 
 
 ```ts
+import Base from '@ohos.base';
+
 CommonEventManager.setStaticSubscriberState(false).then(() => {
     console.info(`Set static subscriber state promise success`);
 }).catch ((err:Base.BusinessError) => {

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

@@ -10,8 +10,8 @@
 
 ## 导入模块
 
-```javascript
-import emitter from '@ohos.events.emitter'
+```ts
+import emitter from '@ohos.events.emitter';
 ```
 
 ## 权限列表
@@ -35,16 +35,15 @@ on(event: [InnerEvent](#innerevent), callback: Callback\<[EventData](#eventdata)
 
 **示例：**
 
-```javascript
-let innerEvent = {
-    eventId: 1
+```ts
+let innerEvent: emitter.InnerEvent = {
+  eventId: 1
 };
 
-// 收到eventId为1的事件后执行该回调函数
-function emitterCallback() {
-    console.info('callback');
-}
-emitter.on(innerEvent, emitterCallback);
+// 收到eventId为1的事件后执行回调函数
+emitter.on(innerEvent, () => {
+  console.info('callback');
+});
 ```
 
 ## emitter.once
@@ -64,16 +63,15 @@ once(event: [InnerEvent](#innerevent), callback: Callback\<[EventData](#eventdat
 
 **示例：**
 
-```javascript
-let innerEvent = {
+```ts
+let innerEvent: emitter.InnerEvent = {
     eventId: 1
 };
 
 // 收到eventId为1的事件后执行该回调函数
-function emitterCallback() {
+emitter.once(innerEvent, () => {
     console.info('once callback');
-};
-emitter.once(innerEvent, emitterCallback);
+});
 ```
 
 ## emitter.off
@@ -92,7 +90,7 @@ off(eventId: number): void
 
 **示例：**
 
-```javascript
+```ts
 // 取消eventID为1的所有事件回调处理函数
 emitter.off(1);
 ```
@@ -114,13 +112,12 @@ off(eventId: number, callback: Callback\<[EventData](#eventdata)\>): void
 
 **示例：**
 
-```javascript
+```ts
 // 取消eventID为1的事件回调处理函数 emitterCallback
 // 如果该回调处理函数没有被订阅，则不做任何处理
-function emitterCallback() {
-    console.info('callback');
-}
-emitter.off(1, emitterCallback);
+emitter.off(1, () => {
+  console.info('callback');
+});
 ```
 
 ## emitter.emit
@@ -140,15 +137,15 @@ emit(event: [InnerEvent](#innerevent), data?: [EventData](#eventdata)): void
 
 **示例：**
 
-```javascript
-let eventData = {
+```ts
+let eventData: emitter.EventData = {
     data: {
         "content": "c",
         "id": 1,
     }
 };
 
-let innerEvent = {
+let innerEvent: emitter.InnerEvent = {
     eventId: 1,
     priority: emitter.EventPriority.HIGH
 };

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

@@ -66,7 +66,7 @@ export default class MyFormExtensionAbility extends FormExtensionAbility {
     };
     this.context.startAbility(want, (error: Base.BusinessError) => {
       if (error) {
-        console.error('FormExtensionContext startAbility, error:${JSON.stringify(error)}');
+        console.error(`FormExtensionContext startAbility, error:${JSON.stringify(error)}`);
       } else {
         console.log('FormExtensionContext startAbility success');
       }
@@ -212,7 +212,7 @@ export default class MyFormExtensionAbility extends FormExtensionAbility {
       connection = this.context.connectServiceExtensionAbility(want, options);
     } catch (paramError) {
       // 处理入参错误异常
-      console.error(`error.code: ${paramError.code}, error.message: ${paramError.message}`);
+      console.error(`error.code: ${(paramError as Base.BusinessError).code}, error.message: ${(paramError as Base.BusinessError).message}`);
     }
   }
 };
@@ -274,7 +274,7 @@ export default class MyFormExtensionAbility extends FormExtensionAbility {
     } catch (paramError) {
       commRemote = null;
       // 处理入参错误异常
-      console.error(`error.code: ${paramError.code}, error.message: ${paramError.message}`);
+      console.error(`error.code: ${(paramError as Base.BusinessError).code}, error.message: ${(paramError as Base.BusinessError).message}`);
     }
   }
 };
@@ -342,7 +342,7 @@ export default class MyFormExtensionAbility extends FormExtensionAbility {
     } catch (paramError) {
       commRemote = null;
       // 处理入参错误异常
-      console.error(`error.code: ${paramError.code}, error.message: ${paramError.message}`);
+      console.error(`error.code: ${(paramError as Base.BusinessError).code}, error.message: ${(paramError as Base.BusinessError).message}`);
     }
   }
 };

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

@@ -8,6 +8,8 @@
 
 **系统能力**：以下各项对应的系统能力均为SystemCapability.Notification.Notification
 
+## 属性
+
 | 名称             | 类型                    | 必填 | 说明                               |
 | ---------------- | ---------------------- | ---- | --------------------------------- |
 | soundEnabled     | [NotificationFlagStatus](#notificationflagstatus) | 否   | 是否启用声音提示。                  |

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

@@ -32,23 +32,25 @@ onConsume?: (data: [SubscribeCallbackData](js-apis-notification.md#subscribecall
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
 
-function onConsumeCallback(data) {
-    console.info('===> onConsume in test');
-    let req = data.request;
-    console.info('===> onConsume callback req.id:' + req.id);
+let onConsumeCallback = (data: notificationSubscribe.SubscribeCallbackData) => {
+  console.info('===> onConsume in test');
+  let req = data.request;
+  console.info('===> onConsume callback req.id:' + req.id);
 };
 
-let subscriber = {
-    onConsume: onConsumeCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onConsume: onConsumeCallback
 };
 
 notificationSubscribe.subscribe(subscriber, subscribeCallback);
@@ -72,23 +74,25 @@ onCancel?:(data: [SubscribeCallbackData](js-apis-notification.md#subscribecallba
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
 
-function onCancelCallback(data) {
-    console.info('===> onCancel in test');
-    let req = data.request;
-    console.info('===> onCancel callback req.id:' + req.id);
+function onCancelCallback(data: notificationSubscribe.SubscribeCallbackData) {
+  console.info('===> onCancel in test');
+  let req = data.request;
+  console.info('===> onCancel callback req.id:' + req.id);
 }
 
-let subscriber = {
-    onCancel: onCancelCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onCancel: onCancelCallback
 };
 
 notificationSubscribe.subscribe(subscriber, subscribeCallback);
@@ -112,21 +116,21 @@ onUpdate?:(data: [NotificationSortingMap](js-apis-notification.md#notificationso
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
 
-function onUpdateCallback(map) {
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onUpdate: (map) => {
     console.info('===> onUpdateCallback map:' + JSON.stringify(map));
-}
-
-let subscriber = {
-    onUpdate: onUpdateCallback
+  }
 };
 
 notificationSubscribe.subscribe(subscriber, subscribeCallback);
@@ -144,21 +148,23 @@ onConnect?:() => void
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
 
-function onConnectCallback() {
-    console.info('===> onConnect in test');
+let onConnectCallback = () => {
+  console.info('===> onConnect in test');
 }
 
-let subscriber = {
-    onConnect: onConnectCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onConnect: onConnectCallback
 };
 
 notificationSubscribe.subscribe(subscriber, subscribeCallback);
@@ -176,32 +182,34 @@ onDisconnect?:() => void
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
-function unsubscribeCallback(err) {
-    if (err.code) {
-        console.error(`unsubscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("unsubscribeCallback");
-    }
+let unsubscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`unsubscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("unsubscribeCallback");
+  }
 };
 
-function onConnectCallback() {
-    console.info('===> onConnect in test');
+let onConnectCallback = () => {
+  console.info('===> onConnect in test');
 }
-function onDisconnectCallback() {
-    console.info('===> onDisconnect in test');
+let onDisconnectCallback = () => {
+  console.info('===> onDisconnect in test');
 }
 
-let subscriber = {
-    onConnect: onConnectCallback,
-    onDisconnect: onDisconnectCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onConnect: onConnectCallback,
+  onDisconnect: onDisconnectCallback
 };
 
 // 订阅通知后会收到onConnect回调
@@ -222,21 +230,23 @@ onDestroy?:() => void
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
 
-function onDestroyCallback() {
-    console.info('===> onDestroy in test');
+let onDestroyCallback = () => {
+  console.info('===> onDestroy in test');
 }
 
-let subscriber = {
-    onDestroy: onDestroyCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onDestroy: onDestroyCallback
 };
 
 notificationSubscribe.subscribe(subscriber, subscribeCallback);
@@ -260,21 +270,23 @@ onDoNotDisturbDateChange?:(mode: notification.[DoNotDisturbDate](js-apis-notific
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
 
-function onDoNotDisturbDateChangeCallback(mode) {
-    console.info('===> onDoNotDisturbDateChange:' + mode);
+let onDoNotDisturbDateChangeCallback = (mode: NotificationManager.DoNotDisturbDate) => {
+  console.info('===> onDoNotDisturbDateChange:' + mode);
 }
 
-let subscriber = {
-    onDoNotDisturbDateChange: onDoNotDisturbDateChangeCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onDoNotDisturbDateChange: onDoNotDisturbDateChangeCallback
 };
 
 notificationSubscribe.subscribe(subscriber, subscribeCallback);
@@ -299,23 +311,25 @@ onEnabledNotificationChanged?:(callbackData: [EnabledNotificationCallbackData](j
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
 
-function onEnabledNotificationChangedCallback(callbackData) {
-    console.info("bundle: ", callbackData.bundle);
-    console.info("uid: ", callbackData.uid);
-    console.info("enable: ", callbackData.enable);
+let onEnabledNotificationChangedCallback = (callbackData: notificationSubscribe.EnabledNotificationCallbackData) => {
+  console.info("bundle: ", callbackData.bundle);
+  console.info("uid: ", callbackData.uid);
+  console.info("enable: ", callbackData.enable);
 };
 
-let subscriber = {
-    onEnabledNotificationChanged: onEnabledNotificationChangedCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onEnabledNotificationChanged: onEnabledNotificationChangedCallback
 };
 
 notificationSubscribe.subscribe(subscriber, subscribeCallback);
@@ -339,23 +353,23 @@ notificationSubscribe.subscribe(subscriber, subscribeCallback);
 
 **示例：**
 
-```javascript
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribeCallback");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribeCallback");
+  }
 };
 
-function onBadgeChangedCallback(data) {
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onBadgeChanged: (data) => {
     console.info("bundle: ", data.bundle);
     console.info("uid: ", data.uid);
     console.info("badgeNumber: ", data.badgeNumber);
-};
-
-let subscriber = {
-    onBadgeChanged: onBadgeChangedCallback
+  }
 };
 
 notificationSubscribe.subscribe(subscriber, subscribeCallback);

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

@@ -10,7 +10,7 @@
 
 ## 导入模块
 
-```js
+```ts
 import Notification from '@ohos.notification';
 ```
 
@@ -31,26 +31,29 @@ publish(request: NotificationRequest, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
+```ts
+import NotificationManager from '@ohos.notificationManager';
+import Base from '@ohos.base';
+
 // publish回调
-function publishCallback(err) {
-    if (err.code) {
-        console.error(`publish failed, code is ${err.code}`);
-    } else {
-        console.info("publish success");
-    }
+let publishCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`publish failed, code is ${err}`);
+  } else {
+    console.info("publish success");
+  }
 }
 // 通知Request对象
-let notificationRequest = {
-    id: 1,
-    content: {
-        contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
-        normal: {
-            title: "test_title",
-            text: "test_text",
-            additionalText: "test_additionalText"
-        }
+let notificationRequest: NotificationManager.NotificationRequest = {
+  id: 1,
+  content: {
+    contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
+    normal: {
+      title: "test_title",
+      text: "test_text",
+      additionalText: "test_additionalText"
     }
+  }
 };
 Notification.publish(notificationRequest, publishCallback);
 ```
@@ -71,23 +74,27 @@ publish(request: NotificationRequest): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import NotificationManager from '@ohos.notificationManager';
+import Base from '@ohos.base';
+
 // 通知Request对象
-let notificationRequest = {
-    id: 1,
-    content: {
-        contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
-        normal: {
-            title: "test_title",
-            text: "test_text",
-            additionalText: "test_additionalText"
-        }
+let notificationRequest: NotificationManager.NotificationRequest = {
+  id: 1,
+  content: {
+    contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
+    normal: {
+      title: "test_title",
+      text: "test_text",
+      additionalText: "test_additionalText"
     }
+  }
 };
 Notification.publish(notificationRequest).then(() => {
-	console.info("publish success");
+  console.info("publish success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`publish failed, code is ${err}`);
 });
-
 ```
 
 ## Notification.publish<sup>8+</sup>
@@ -112,28 +119,31 @@ publish(request: NotificationRequest, userId: number, callback: AsyncCallback\<v
 
 **示例：**
 
-```js
+```ts
+import NotificationManager from '@ohos.notificationManager';
+import Base from '@ohos.base';
+
 // publish回调
-function publishCallback(err) {
-    if (err.code) {
-        console.error(`publish failed, code is ${err.code}`);
-    } else {
-        console.info("publish success");
-    }
+let publishCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`publish failed, code is ${err.code}`);
+  } else {
+    console.info("publish success");
+  }
 }
 // 用户ID
-let userId = 1;
+let userId: number = 1;
 // 通知Request对象
-let notificationRequest = {
-    id: 1,
-    content: {
-        contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
-        normal: {
-            title: "test_title",
-            text: "test_text",
-            additionalText: "test_additionalText"
-        }
+let notificationRequest: NotificationManager.NotificationRequest = {
+  id: 1,
+  content: {
+    contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
+    normal: {
+      title: "test_title",
+      text: "test_text",
+      additionalText: "test_additionalText"
     }
+  }
 };
 Notification.publish(notificationRequest, userId, publishCallback);
 ```
@@ -159,23 +169,28 @@ publish(request: NotificationRequest, userId: number): Promise\<void\>
 
 **示例：**
 
-```js
-let notificationRequest = {
-    id: 1,
-    content: {
-        contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
-        normal: {
-            title: "test_title",
-            text: "test_text",
-            additionalText: "test_additionalText"
-        }
+```ts
+import NotificationManager from '@ohos.notificationManager';
+import Base from '@ohos.base';
+
+let notificationRequest: NotificationManager.NotificationRequest = {
+  id: 1,
+  content: {
+    contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
+    normal: {
+      title: "test_title",
+      text: "test_text",
+      additionalText: "test_additionalText"
     }
+  }
 };
 
-let userId = 1;
+let userId: number = 1;
 
 Notification.publish(notificationRequest, userId).then(() => {
-	console.info("publish success");
+  console.info("publish success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`publish failed, code is ${err}`);
 });
 ```
 
@@ -198,14 +213,16 @@ cancel(id: number, label: string, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // cancel回调
-function cancelCallback(err) {
-    if (err.code) {
-        console.info("cancel failed " + JSON.stringify(err));
-    } else {
-        console.info("cancel success");
-    }
+let cancelCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("cancel failed " + JSON.stringify(err));
+  } else {
+    console.info("cancel success");
+  }
 }
 Notification.cancel(0, "label", cancelCallback);
 ```
@@ -229,9 +246,13 @@ cancel(id: number, label?: string): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 Notification.cancel(0).then(() => {
 	console.info("cancel success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`cancel failed, code is ${err}`);
 });
 ```
 
@@ -254,14 +275,16 @@ cancel(id: number, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // cancel回调
-function cancelCallback(err) {
-    if (err.code) {
-        console.info("cancel failed " + JSON.stringify(err));
-    } else {
-        console.info("cancel success");
-    }
+let cancelCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("cancel failed " + JSON.stringify(err));
+  } else {
+    console.info("cancel success");
+  }
 }
 Notification.cancel(0, cancelCallback);
 ```
@@ -284,14 +307,16 @@ cancelAll(callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // cancel回调
-function cancelAllCallback(err) {
-    if (err.code) {
-        console.info("cancelAll failed " + JSON.stringify(err));
-    } else {
-        console.info("cancelAll success");
-    }
+let cancelAllCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("cancelAll failed " + JSON.stringify(err));
+  } else {
+    console.info("cancelAll success");
+  }
 }
 Notification.cancelAll(cancelAllCallback);
 ```
@@ -306,9 +331,13 @@ cancelAll(): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 Notification.cancelAll().then(() => {
 	console.info("cancelAll success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`cancelAll failed, code is ${err}`);
 });
 ```
 
@@ -333,18 +362,21 @@ addSlot(slot: NotificationSlot, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
+```ts
+import NotificationManager from '@ohos.notificationManager';
+import Base from '@ohos.base';
+
 // addslot回调
-function addSlotCallBack(err) {
-    if (err.code) {
-        console.info("addSlot failed " + JSON.stringify(err));
-    } else {
-        console.info("addSlot success");
-    }
+let addSlotCallBack = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("addSlot failed " + JSON.stringify(err));
+  } else {
+    console.info("addSlot success");
+  }
 }
 // 通知slot对象
-let notificationSlot = {
-    type: Notification.SlotType.SOCIAL_COMMUNICATION
+let notificationSlot: NotificationManager.NotificationSlot = {
+  type: Notification.SlotType.SOCIAL_COMMUNICATION
 };
 Notification.addSlot(notificationSlot, addSlotCallBack);
 ```
@@ -369,13 +401,18 @@ addSlot(slot: NotificationSlot): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import NotificationManager from '@ohos.notificationManager';
+import Base from '@ohos.base';
+
 // 通知slot对象
-let notificationSlot = {
+let notificationSlot: NotificationManager.NotificationSlot = {
     type: Notification.SlotType.SOCIAL_COMMUNICATION
 };
 Notification.addSlot(notificationSlot).then(() => {
 	console.info("addSlot success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`addSlot failed, code is ${err}`);
 });
 ```
 
@@ -396,14 +433,16 @@ addSlot(type: SlotType, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // addslot回调
-function addSlotCallBack(err) {
-    if (err.code) {
-        console.info("addSlot failed " + JSON.stringify(err));
-    } else {
-        console.info("addSlot success");
-    }
+let addSlotCallBack = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("addSlot failed " + JSON.stringify(err));
+  } else {
+    console.info("addSlot success");
+  }
 }
 Notification.addSlot(Notification.SlotType.SOCIAL_COMMUNICATION, addSlotCallBack);
 ```
@@ -424,9 +463,13 @@ addSlot(type: SlotType): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import NotificationManager from '@ohos.notificationManager';
+
 Notification.addSlot(Notification.SlotType.SOCIAL_COMMUNICATION).then(() => {
-	console.info("addSlot success");
+  console.info("addSlot success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`addSlot failed, code is ${err}`);
 });
 ```
 
@@ -451,21 +494,24 @@ addSlots(slots: Array\<NotificationSlot\>, callback: AsyncCallback\<void\>): voi
 
 **示例：**
 
-```js
+```ts
+import NotificationManager from '@ohos.notificationManager';
+import Base from '@ohos.base';
+
 // addSlots回调
-function addSlotsCallBack(err) {
-    if (err.code) {
-        console.info("addSlots failed " + JSON.stringify(err));
-    } else {
-        console.info("addSlots success");
-    }
+let addSlotsCallBack = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("addSlots failed " + JSON.stringify(err));
+  } else {
+    console.info("addSlots success");
+  }
 }
 // 通知slot对象
-let notificationSlot = {
-    type: Notification.SlotType.SOCIAL_COMMUNICATION
+let notificationSlot: NotificationManager.NotificationSlot = {
+  type: Notification.SlotType.SOCIAL_COMMUNICATION
 };
 // 通知slot array 对象
-let notificationSlotArray = new Array();
+let notificationSlotArray: NotificationManager.NotificationSlot[] = new Array();
 notificationSlotArray[0] = notificationSlot;
 
 Notification.addSlots(notificationSlotArray, addSlotsCallBack);
@@ -491,17 +537,22 @@ addSlots(slots: Array\<NotificationSlot\>): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import NotificationManager from '@ohos.notificationManager';
+import Base from '@ohos.base';
+
 // 通知slot对象
-let notificationSlot = {
-    type: Notification.SlotType.SOCIAL_COMMUNICATION
+let notificationSlot: NotificationManager.NotificationSlot = {
+  type: Notification.SlotType.SOCIAL_COMMUNICATION
 };
 // 通知slot array 对象
-let notificationSlotArray = new Array();
+let notificationSlotArray: NotificationManager.NotificationSlot[] = new Array();
 notificationSlotArray[0] = notificationSlot;
 
 Notification.addSlots(notificationSlotArray).then(() => {
-	console.info("addSlots success");
+  console.info("addSlots success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`addSlot failed, code is ${err}`);
 });
 ```
 
@@ -522,16 +573,18 @@ getSlot(slotType: SlotType, callback: AsyncCallback\<NotificationSlot\>): void
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // getSlot回调
-function getSlotCallback(err, data) {
-    if (err.code) {
-        console.info("getSlot failed " + JSON.stringify(err));
-    } else {
-        console.info("getSlot success");
-    }
+let getSlotCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("getSlot failed " + JSON.stringify(err));
+  } else {
+    console.info("getSlot success");
+  }
 }
-let slotType = Notification.SlotType.SOCIAL_COMMUNICATION;
+let slotType: Notification.SlotType = Notification.SlotType.SOCIAL_COMMUNICATION;
 Notification.getSlot(slotType, getSlotCallback);
 ```
 
@@ -557,10 +610,14 @@ getSlot(slotType: SlotType): Promise\<NotificationSlot\>
 
 **示例：**
 
-```js
-let slotType = Notification.SlotType.SOCIAL_COMMUNICATION;
+```ts
+import Base from '@ohos.base';
+
+let slotType: Notification.SlotType = Notification.SlotType.SOCIAL_COMMUNICATION;
 Notification.getSlot(slotType).then((data) => {
-	console.info("getSlot success, data: " + JSON.stringify(data));
+  console.info("getSlot success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getSlot failed, code is ${err}`);
 });
 ```
 
@@ -580,14 +637,16 @@ getSlots(callback: AsyncCallback\<Array\<NotificationSlot>>): void
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // getSlots回调
-function getSlotsCallback(err, data) {
-    if (err.code) {
-        console.info("getSlots failed " + JSON.stringify(err));
-    } else {
-        console.info("getSlots success");
-    }
+function getSlotsCallback(err: Base.BusinessError) {
+  if (err) {
+    console.info("getSlots failed " + JSON.stringify(err));
+  } else {
+    console.info("getSlots success");
+  }
 }
 Notification.getSlots(getSlotsCallback);
 ```
@@ -608,9 +667,13 @@ getSlots(): Promise\<Array\<NotificationSlot\>>
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 Notification.getSlots().then((data) => {
-	console.info("getSlots success, data: " + JSON.stringify(data));
+  console.info("getSlots success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getSlots failed, code is ${err}`);
 });
 ```
 
@@ -631,17 +694,19 @@ removeSlot(slotType: SlotType, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // removeSlot回调
-function removeSlotCallback(err) {
-    if (err.code) {
-        console.info("removeSlot failed " + JSON.stringify(err));
-    } else {
-        console.info("removeSlot success");
-    }
+let removeSlotCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("removeSlot failed " + JSON.stringify(err));
+  } else {
+    console.info("removeSlot success");
+  }
 }
-let slotType = Notification.SlotType.SOCIAL_COMMUNICATION;
-Notification.removeSlot(slotType,removeSlotCallback);
+let slotType: Notification.SlotType = Notification.SlotType.SOCIAL_COMMUNICATION;
+Notification.removeSlot(slotType, removeSlotCallback);
 ```
 
 ## Notification.removeSlot
@@ -660,10 +725,14 @@ removeSlot(slotType: SlotType): Promise\<void\>
 
 **示例：**
 
-```js
-let slotType = Notification.SlotType.SOCIAL_COMMUNICATION;
+```ts
+import Base from '@ohos.base';
+
+let slotType: Notification.SlotType = Notification.SlotType.SOCIAL_COMMUNICATION;
 Notification.removeSlot(slotType).then(() => {
-	console.info("removeSlot success");
+  console.info("removeSlot success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`removeSlot failed, code is ${err}`);
 });
 ```
 
@@ -683,13 +752,15 @@ removeAllSlots(callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
-function removeAllCallBack(err) {
-    if (err.code) {
-        console.info("removeAllSlots failed " + JSON.stringify(err));
-    } else {
-        console.info("removeAllSlots success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let removeAllCallBack = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("removeAllSlots failed " + JSON.stringify(err));
+  } else {
+    console.info("removeAllSlots success");
+  }
 }
 Notification.removeAllSlots(removeAllCallBack);
 ```
@@ -704,9 +775,13 @@ removeAllSlots(): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 Notification.removeAllSlots().then(() => {
-	console.info("removeAllSlots success");
+  console.info("removeAllSlots success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`removeAllSlots failed, code is ${err}`);
 });
 ```
 
@@ -732,23 +807,26 @@ subscribe(subscriber: NotificationSubscriber, info: NotificationSubscribeInfo, c
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+import NotificationSubscribe from '@ohos.notificationSubscribe';
+
 // subscribe回调
-function subscribeCallback(err) {
-    if (err.code) {
-        console.info("subscribe failed " + JSON.stringify(err));
-    } else {
-        console.info("subscribe success");
-    }
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("subscribe failed " + JSON.stringify(err));
+  } else {
+    console.info("subscribe success");
+  }
 }
-function onConsumeCallback(data) {
-	console.info("Consume callback: " + JSON.stringify(data));
+let onConsumeCallback = (data: NotificationSubscribe.SubscribeCallbackData) => {
+  console.info("Consume callback: " + JSON.stringify(data));
 }
-let subscriber = {
-    onConsume: onConsumeCallback
+let subscriber: NotificationSubscribe.NotificationSubscriber = {
+  onConsume: onConsumeCallback
 };
-let info = {
-    bundleNames: ["bundleName1", "bundleName2"]
+let info: NotificationSubscribe.NotificationSubscribeInfo = {
+  bundleNames: ["bundleName1", "bundleName2"]
 };
 Notification.subscribe(subscriber, info, subscribeCallback);
 ```
@@ -774,19 +852,22 @@ subscribe(subscriber: NotificationSubscriber, callback: AsyncCallback\<void\>):
 
 **示例：**
 
-```js
-function subscribeCallback(err) {
-    if (err.code) {
-        console.info("subscribe failed " + JSON.stringify(err));
-    } else {
-        console.info("subscribe success");
-    }
+```ts
+import Base from '@ohos.base';
+import NotificationSubscribe from '@ohos.notificationSubscribe';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("subscribe failed " + JSON.stringify(err));
+  } else {
+    console.info("subscribe success");
+  }
 }
-function onConsumeCallback(data) {
-	console.info("Consume callback: " + JSON.stringify(data));
+function onConsumeCallback(data: NotificationSubscribe.SubscribeCallbackData) {
+  console.info("Consume callback: " + JSON.stringify(data));
 }
-let subscriber = {
-    onConsume: onConsumeCallback
+let subscriber: NotificationSubscribe.NotificationSubscriber = {
+  onConsume: onConsumeCallback
 };
 Notification.subscribe(subscriber, subscribeCallback);
 ```
@@ -812,15 +893,20 @@ subscribe(subscriber: NotificationSubscriber, info?: NotificationSubscribeInfo):
 
 **示例：**
 
-```js
-function onConsumeCallback(data) {
-    console.info("Consume callback: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+import NotificationSubscribe from '@ohos.notificationSubscribe';
+
+function onConsumeCallback(data: NotificationSubscribe.SubscribeCallbackData) {
+  console.info("Consume callback: " + JSON.stringify(data));
 }
-let subscriber = {
-    onConsume: onConsumeCallback
+let subscriber: NotificationSubscribe.NotificationSubscriber = {
+  onConsume: onConsumeCallback
 };
 Notification.subscribe(subscriber).then(() => {
-	console.info("subscribe success");
+  console.info("subscribe success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`subscribe failed, code is ${err}`);
 });
 ```
 
@@ -845,19 +931,22 @@ unsubscribe(subscriber: NotificationSubscriber, callback: AsyncCallback\<void\>)
 
 **示例：**
 
-```js
-function unsubscribeCallback(err) {
-    if (err.code) {
-        console.info("unsubscribe failed " + JSON.stringify(err));
-    } else {
-        console.info("unsubscribe success");
-    }
+```ts
+import Base from '@ohos.base';
+import NotificationSubscribe from '@ohos.notificationSubscribe';
+
+let unsubscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("unsubscribe failed " + JSON.stringify(err));
+  } else {
+    console.info("unsubscribe success");
+  }
 }
-function onDisconnectCallback() {
-	console.info("subscribe disconnect");
+let onDisconnectCallback = () => {
+  console.info("subscribe disconnect");
 }
-let subscriber = {
-    onDisconnect: onDisconnectCallback
+let subscriber: NotificationSubscribe.NotificationSubscriber = {
+  onDisconnect: onDisconnectCallback
 };
 Notification.unsubscribe(subscriber, unsubscribeCallback);
 ```
@@ -882,15 +971,20 @@ unsubscribe(subscriber: NotificationSubscriber): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+import NotificationSubscribe from '@ohos.notificationSubscribe';
+
 function onDisconnectCallback() {
-	console.info("subscribe disconnect");
+  console.info("subscribe disconnect");
 }
-let subscriber = {
-    onDisconnect: onDisconnectCallback
+let subscriber: NotificationSubscribe.NotificationSubscriber = {
+  onDisconnect: onDisconnectCallback
 };
 Notification.unsubscribe(subscriber).then(() => {
-	console.info("unsubscribe success");
+  console.info("unsubscribe success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`unsubscribe failed, code is ${err}`);
 });
 ```
 
@@ -916,16 +1010,18 @@ enableNotification(bundle: BundleOption, enable: boolean, callback: AsyncCallbac
 
 **示例：**
 
-```js
-function enableNotificationCallback(err) {
-    if (err.code) {
-        console.info("enableNotification failed " + JSON.stringify(err));
-    } else {
-        console.info("enableNotification success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let enableNotificationCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("enableNotification failed " + JSON.stringify(err));
+  } else {
+    console.info("enableNotification success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.enableNotification(bundle, false, enableNotificationCallback);
 ```
@@ -951,13 +1047,18 @@ enableNotification(bundle: BundleOption, enable: boolean): Promise\<void\>
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.enableNotification(bundle, false).then(() => {
-	console.info("enableNotification success");
+  console.info("enableNotification success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`enableNotification failed, code is ${err}`);
 });
+
 ```
 
 ## Notification.isNotificationEnabled
@@ -981,16 +1082,18 @@ isNotificationEnabled(bundle: BundleOption, callback: AsyncCallback\<boolean\>):
 
 **示例：**
 
-```js
-function isNotificationEnabledCallback(err, data) {
-    if (err.code) {
-        console.info("isNotificationEnabled failed " + JSON.stringify(err));
-    } else {
-        console.info("isNotificationEnabled success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let isNotificationEnabledCallback = (err: Base.BusinessError, data: boolean) => {
+  if (err) {
+    console.info("isNotificationEnabled failed " + JSON.stringify(err));
+  } else {
+    console.info("isNotificationEnabled success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.isNotificationEnabled(bundle, isNotificationEnabledCallback);
 ```
@@ -1021,12 +1124,16 @@ isNotificationEnabled(bundle: BundleOption): Promise\<boolean\>
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.isNotificationEnabled(bundle).then((data) => {
-	console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
+  console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`isNotificationEnabled failed, code is ${err}`);
 });
 ```
 
@@ -1050,13 +1157,15 @@ isNotificationEnabled(callback: AsyncCallback\<boolean\>): void
 
 **示例：**
 
-```js
-function isNotificationEnabledCallback(err, data) {
-    if (err.code) {
-        console.info("isNotificationEnabled failed " + JSON.stringify(err));
-    } else {
-        console.info("isNotificationEnabled success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let isNotificationEnabledCallback = (err: Base.BusinessError, data: boolean) => {
+  if (err) {
+    console.info("isNotificationEnabled failed " + JSON.stringify(err));
+  } else {
+    console.info("isNotificationEnabled success");
+  }
 }
 
 Notification.isNotificationEnabled(isNotificationEnabledCallback);
@@ -1088,9 +1197,13 @@ isNotificationEnabled(): Promise\<boolean\>
 
 **示例：**
 
-```js
-Notification.isNotificationEnabled().then((data) => {
-	console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+
+Notification.isNotificationEnabled().then((data: boolean) => {
+  console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`isNotificationEnabled failed, code is ${err}`);
 });
 ```
 
@@ -1116,16 +1229,18 @@ displayBadge(bundle: BundleOption, enable: boolean, callback: AsyncCallback\<voi
 
 **示例：**
 
-```js
-function displayBadgeCallback(err) {
-    if (err.code) {
-        console.info("displayBadge failed " + JSON.stringify(err));
-    } else {
-        console.info("displayBadge success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let displayBadgeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("displayBadge failed " + JSON.stringify(err));
+  } else {
+    console.info("displayBadge success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.displayBadge(bundle, false, displayBadgeCallback);
 ```
@@ -1151,12 +1266,16 @@ displayBadge(bundle: BundleOption, enable: boolean): Promise\<void\>
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.displayBadge(bundle, false).then(() => {
-	console.info("displayBadge success");
+  console.info("displayBadge success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`displayBadge failed, code is ${err}`);
 });
 ```
 
@@ -1181,16 +1300,18 @@ isBadgeDisplayed(bundle: BundleOption, callback: AsyncCallback\<boolean\>): void
 
 **示例：**
 
-```js
-function isBadgeDisplayedCallback(err, data) {
-    if (err.code) {
-        console.info("isBadgeDisplayed failed " + JSON.stringify(err));
-    } else {
-        console.info("isBadgeDisplayed success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let isBadgeDisplayedCallback = (err: Base.BusinessError, data: boolean) => {
+  if (err) {
+    console.info("isBadgeDisplayed failed " + JSON.stringify(err));
+  } else {
+    console.info("isBadgeDisplayed success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.isBadgeDisplayed(bundle, isBadgeDisplayedCallback);
 ```
@@ -1221,12 +1342,16 @@ isBadgeDisplayed(bundle: BundleOption): Promise\<boolean\>
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.isBadgeDisplayed(bundle).then((data) => {
-	console.info("isBadgeDisplayed success, data: " + JSON.stringify(data));
+  console.info("isBadgeDisplayed success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`isBadgeDisplayed failed, code is ${err}`);
 });
 ```
 
@@ -1252,19 +1377,22 @@ setSlotByBundle(bundle: BundleOption, slot: NotificationSlot, callback: AsyncCal
 
 **示例：**
 
-```js
-function setSlotByBundleCallback(err) {
-    if (err.code) {
-        console.info("setSlotByBundle failed " + JSON.stringify(err));
-    } else {
-        console.info("setSlotByBundle success");
-    }
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let setSlotByBundleCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("setSlotByBundle failed " + JSON.stringify(err));
+  } else {
+    console.info("setSlotByBundle success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
-let notificationSlot = {
-    type: Notification.SlotType.SOCIAL_COMMUNICATION
+let notificationSlot: NotificationManager.NotificationSlot = {
+  type: Notification.SlotType.SOCIAL_COMMUNICATION
 };
 Notification.setSlotByBundle(bundle, notificationSlot, setSlotByBundleCallback);
 ```
@@ -1290,15 +1418,20 @@ setSlotByBundle(bundle: BundleOption, slot: NotificationSlot): Promise\<void\>
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
-let notificationSlot = {
-    type: Notification.SlotType.SOCIAL_COMMUNICATION
+let notificationSlot: NotificationManager.NotificationSlot = {
+  type: Notification.SlotType.SOCIAL_COMMUNICATION
 };
 Notification.setSlotByBundle(bundle, notificationSlot).then(() => {
-	console.info("setSlotByBundle success");
+  console.info("setSlotByBundle success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`setSlotByBundle failed, code is ${err}`);
 });
 ```
 
@@ -1323,16 +1456,19 @@ getSlotsByBundle(bundle: BundleOption, callback: AsyncCallback\<Array\<Notificat
 
 **示例：**
 
-```js
-function getSlotsByBundleCallback(err, data) {
-    if (err.code) {
-        console.info("getSlotsByBundle failed " + JSON.stringify(err));
-    } else {
-        console.info("getSlotsByBundle success");
-    }
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let getSlotsByBundleCallback = (err: Base.BusinessError, data: NotificationManager.NotificationSlot[]) => {
+  if (err) {
+    console.info("getSlotsByBundle failed " + JSON.stringify(err));
+  } else {
+    console.info("getSlotsByBundle success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.getSlotsByBundle(bundle, getSlotsByBundleCallback);
 ```
@@ -1363,12 +1499,17 @@ getSlotsByBundle(bundle: BundleOption): Promise\<Array\<NotificationSlot>>
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
-Notification.getSlotsByBundle(bundle).then((data) => {
-	console.info("getSlotsByBundle success, data: " + JSON.stringify(data));
+Notification.getSlotsByBundle(bundle).then((data: NotificationManager.NotificationSlot[]) => {
+  console.info("getSlotsByBundle success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getSlotsByBundle failed, code is ${err}`);
 });
 ```
 
@@ -1393,16 +1534,19 @@ getSlotNumByBundle(bundle: BundleOption, callback: AsyncCallback\<number\>): voi
 
 **示例：**
 
-```js
-function getSlotNumByBundleCallback(err, data) {
-    if (err.code) {
-        console.info("getSlotNumByBundle failed " + JSON.stringify(err));
-    } else {
-        console.info("getSlotNumByBundle success");
-    }
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let getSlotNumByBundleCallback = (err: Base.BusinessError, data: number) => {
+  if (err) {
+    console.info("getSlotNumByBundle failed " + JSON.stringify(err));
+  } else {
+    console.info("getSlotNumByBundle success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.getSlotNumByBundle(bundle, getSlotNumByBundleCallback);
 ```
@@ -1433,12 +1577,17 @@ getSlotNumByBundle(bundle: BundleOption): Promise\<number\>
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
-Notification.getSlotNumByBundle(bundle).then((data) => {
-	console.info("getSlotNumByBundle success, data: " + JSON.stringify(data));
+Notification.getSlotNumByBundle(bundle).then((data: number) => {
+  console.info("getSlotNumByBundle success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getSlotNumByBundle failed, code is ${err}`);
 });
 ```
 
@@ -1465,22 +1614,24 @@ remove(bundle: BundleOption, notificationKey: NotificationKey, reason: RemoveRea
 
 **示例：**
 
-```js
-function removeCallback(err) {
-    if (err.code) {
-        console.info("remove failed " + JSON.stringify(err));
-    } else {
-        console.info("remove success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let removeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("remove failed " + JSON.stringify(err));
+  } else {
+    console.info("remove success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
-let notificationKey = {
-    id: 0,
-    label: "label",
+let notificationKey: Notification.NotificationKey = {
+  id: 0,
+  label: "label",
 };
-let reason = Notification.RemoveReason.CLICK_REASON_REMOVE;
+let reason: Notification.RemoveReason = Notification.RemoveReason.CLICK_REASON_REMOVE;
 Notification.remove(bundle, notificationKey, reason, removeCallback);
 ```
 
@@ -1506,17 +1657,21 @@ remove(bundle: BundleOption, notificationKey: NotificationKey, reason: RemoveRea
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
-let notificationKey = {
-    id: 0,
-    label: "label",
+let notificationKey: Notification.NotificationKey = {
+  id: 0,
+  label: "label",
 };
-let reason = Notification.RemoveReason.CLICK_REASON_REMOVE;
+let reason: Notification.RemoveReason = Notification.RemoveReason.CLICK_REASON_REMOVE;
 Notification.remove(bundle, notificationKey, reason).then(() => {
-	console.info("remove success");
+  console.info("remove success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`remove failed, code is ${err}`);
 });
 ```
 
@@ -1542,17 +1697,19 @@ remove(hashCode: string, reason: RemoveReason, callback: AsyncCallback\<void\>):
 
 **示例：**
 
-```js
-let hashCode = 'hashCode';
+```ts
+import Base from '@ohos.base';
 
-function removeCallback(err) {
-    if (err.code) {
-        console.info("remove failed " + JSON.stringify(err));
-    } else {
-        console.info("remove success");
-    }
+let hashCode: string = 'hashCode';
+
+let removeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("remove failed " + JSON.stringify(err));
+  } else {
+    console.info("remove success");
+  }
 }
-let reason = Notification.RemoveReason.CANCEL_REASON_REMOVE;
+let reason: Notification.RemoveReason = Notification.RemoveReason.CANCEL_REASON_REMOVE;
 Notification.remove(hashCode, reason, removeCallback);
 ```
 
@@ -1577,11 +1734,15 @@ remove(hashCode: string, reason: RemoveReason): Promise\<void\>
 
 **示例：**
 
-```js
-let hashCode = 'hashCode';
-let reason = Notification.RemoveReason.CLICK_REASON_REMOVE;
+```ts
+import Base from '@ohos.base';
+
+let hashCode: string = 'hashCode';
+let reason: Notification.RemoveReason = Notification.RemoveReason.CLICK_REASON_REMOVE;
 Notification.remove(hashCode, reason).then(() => {
-	console.info("remove success");
+  console.info("remove success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`remove failed, code is ${err}`);
 });
 ```
 
@@ -1606,16 +1767,18 @@ removeAll(bundle: BundleOption, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
-function removeAllCallback(err) {
-    if (err.code) {
-        console.info("removeAll failed " + JSON.stringify(err));
-    } else {
-        console.info("removeAll success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let removeAllCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("removeAll failed " + JSON.stringify(err));
+  } else {
+    console.info("removeAll success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 Notification.removeAll(bundle, removeAllCallback);
 ```
@@ -1640,13 +1803,15 @@ removeAll(callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
-function removeAllCallback(err) {
-    if (err.code) {
-        console.info("removeAll failed " + JSON.stringify(err));
-    } else {
-        console.info("removeAll success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let removeAllCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("removeAll failed " + JSON.stringify(err));
+  } else {
+    console.info("removeAll success");
+  }
 }
 
 Notification.removeAll(removeAllCallback);
@@ -1672,10 +1837,14 @@ removeAll(bundle?: BundleOption): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // 不指定应用时，删除所有通知
 Notification.removeAll().then(() => {
-	console.info("removeAll success");
+  console.info("removeAll success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`removeAll failed, code is ${err}`);
 });
 ```
 
@@ -1700,16 +1869,18 @@ removeAll(userId: number, callback: AsyncCallback\<void>): void
 
 **示例：**
 
-```js
-function removeAllCallback(err) {
-    if (err.code) {
-        console.info("removeAll failed " + JSON.stringify(err));
-    } else {
-        console.info("removeAll success");
-    }
+```ts
+import Base from '@ohos.base';
+
+function removeAllCallback(err: Base.BusinessError) {
+  if (err) {
+    console.info("removeAll failed " + JSON.stringify(err));
+  } else {
+    console.info("removeAll success");
+  }
 }
 
-let userId = 1;
+let userId: number = 1;
 Notification.removeAll(userId, removeAllCallback);
 ```
 
@@ -1733,10 +1904,14 @@ removeAll(userId: number): Promise\<void>
 
 **示例：**
 
-```js
-let userId = 1;
+```ts
+import Base from '@ohos.base';
+
+let userId: number = 1;
 Notification.removeAll(userId).then(() => {
-	console.info("removeAll success");
+  console.info("removeAll success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`removeAll failed, code is ${err}`);
 });
 ```
 
@@ -1761,13 +1936,16 @@ getAllActiveNotifications(callback: AsyncCallback\<Array\<NotificationRequest>>)
 
 **示例：**
 
-```js
-function getAllActiveNotificationsCallback(err, data) {
-    if (err.code) {
-        console.info("getAllActiveNotifications failed " + JSON.stringify(err));
-    } else {
-        console.info("getAllActiveNotifications success");
-    }
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+function getAllActiveNotificationsCallback(err: Base.BusinessError, data: NotificationManager.NotificationRequest[]) {
+  if (err) {
+    console.info("getAllActiveNotifications failed " + JSON.stringify(err));
+  } else {
+    console.info("getAllActiveNotifications success");
+  }
 }
 
 Notification.getAllActiveNotifications(getAllActiveNotificationsCallback);
@@ -1793,9 +1971,14 @@ getAllActiveNotifications(): Promise\<Array\<[NotificationRequest](#notification
 
 **示例：**
 
-```js
-Notification.getAllActiveNotifications().then((data) => {
-	console.info("getAllActiveNotifications success, data: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+Notification.getAllActiveNotifications().then((data: NotificationManager.NotificationRequest[]) => {
+  console.info("getAllActiveNotifications success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getAllActiveNotifications failed, code is ${err}`);
 });
 ```
 
@@ -1815,13 +1998,15 @@ getActiveNotificationCount(callback: AsyncCallback\<number\>): void
 
 **示例：**
 
-```js
-function getActiveNotificationCountCallback(err, data) {
-    if (err.code) {
-        console.info("getActiveNotificationCount failed " + JSON.stringify(err));
-    } else {
-        console.info("getActiveNotificationCount success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let getActiveNotificationCountCallback = (err: Base.BusinessError, data: number) => {
+  if (err) {
+    console.info("getActiveNotificationCount failed " + JSON.stringify(err));
+  } else {
+    console.info("getActiveNotificationCount success");
+  }
 }
 
 Notification.getActiveNotificationCount(getActiveNotificationCountCallback);
@@ -1843,9 +2028,13 @@ getActiveNotificationCount(): Promise\<number\>
 
 **示例：**
 
-```js
-Notification.getActiveNotificationCount().then((data) => {
-	console.info("getActiveNotificationCount success, data: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+
+Notification.getActiveNotificationCount().then((data: number) => {
+  console.info("getActiveNotificationCount success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getAllActiveNotifications failed, code is ${err}`);
 });
 ```
 
@@ -1865,13 +2054,16 @@ getActiveNotifications(callback: AsyncCallback<Array\<NotificationRequest\>>): v
 
 **示例：**
 
-```js
-function getActiveNotificationsCallback(err, data) {
-    if (err.code) {
-        console.info("getActiveNotifications failed " + JSON.stringify(err));
-    } else {
-        console.info("getActiveNotifications success");
-    }
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let getActiveNotificationsCallback = (err: Base.BusinessError, data: NotificationManager.NotificationRequest[]) => {
+  if (err) {
+    console.info("getActiveNotifications failed " + JSON.stringify(err));
+  } else {
+    console.info("getActiveNotifications success");
+  }
 }
 
 Notification.getActiveNotifications(getActiveNotificationsCallback);
@@ -1893,9 +2085,14 @@ getActiveNotifications(): Promise\<Array\<[NotificationRequest](#notificationreq
 
 **示例：**
 
-```js
-Notification.getActiveNotifications().then((data) => {
-	console.info("removeGroupByBundle success, data: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+Notification.getActiveNotifications().then((data: NotificationManager.NotificationRequest[]) => {
+  console.info("removeGroupByBundle success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`removeGroupByBundle failed, code is ${err}`);
 });
 ```
 
@@ -1916,16 +2113,18 @@ cancelGroup(groupName: string, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
-function cancelGroupCallback(err) {
-    if (err.code) {
-        console.info("cancelGroup failed " + JSON.stringify(err));
-    } else {
-        console.info("cancelGroup success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let cancelGroupCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("cancelGroup failed " + JSON.stringify(err));
+  } else {
+    console.info("cancelGroup success");
+  }
 }
 
-let groupName = "GroupName";
+let groupName: string = "GroupName";
 
 Notification.cancelGroup(groupName, cancelGroupCallback);
 ```
@@ -1946,10 +2145,14 @@ cancelGroup(groupName: string): Promise\<void\>
 
 **示例：**
 
-```js
-let groupName = "GroupName";
+```ts
+import Base from '@ohos.base';
+
+let groupName: string = "GroupName";
 Notification.cancelGroup(groupName).then(() => {
 	console.info("cancelGroup success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`cancelGroup failed, code is ${err}`);
 });
 ```
 
@@ -1975,17 +2178,19 @@ removeGroupByBundle(bundle: BundleOption, groupName: string, callback: AsyncCall
 
 **示例：**
 
-```js
-function removeGroupByBundleCallback(err) {
-    if (err.code) {
-        console.info("removeGroupByBundle failed " + JSON.stringify(err));
-    } else {
-        console.info("removeGroupByBundle success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let removeGroupByBundleCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("removeGroupByBundle failed " + JSON.stringify(err));
+  } else {
+    console.info("removeGroupByBundle success");
+  }
 }
 
-let bundleOption = {bundle: "Bundle"};
-let groupName = "GroupName";
+let bundleOption: Notification.BundleOption = {bundle: "Bundle"};
+let groupName: string = "GroupName";
 
 Notification.removeGroupByBundle(bundleOption, groupName, removeGroupByBundleCallback);
 ```
@@ -2011,11 +2216,15 @@ removeGroupByBundle(bundle: BundleOption, groupName: string): Promise\<void\>
 
 **示例：**
 
-```js
-let bundleOption = {bundle: "Bundle"};
-let groupName = "GroupName";
+```ts
+import Base from '@ohos.base';
+
+let bundleOption: Notification.BundleOption = {bundle: "Bundle"};
+let groupName: string = "GroupName";
 Notification.removeGroupByBundle(bundleOption, groupName).then(() => {
-	console.info("removeGroupByBundle success");
+  console.info("removeGroupByBundle success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`removeGroupByBundle failed, code is ${err}`);
 });
 ```
 
@@ -2040,19 +2249,21 @@ setDoNotDisturbDate(date: DoNotDisturbDate, callback: AsyncCallback\<void\>): vo
 
 **示例：**
 
-```js
-function setDoNotDisturbDateCallback(err) {
-    if (err.code) {
-        console.info("setDoNotDisturbDate failed " + JSON.stringify(err));
-    } else {
-        console.info("setDoNotDisturbDate success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let setDoNotDisturbDateCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("setDoNotDisturbDate failed " + JSON.stringify(err));
+  } else {
+    console.info("setDoNotDisturbDate success");
+  }
 }
 
-let doNotDisturbDate = {
-    type: Notification.DoNotDisturbType.TYPE_ONCE,
-    begin: new Date(),
-    end: new Date(2021, 11, 15, 18, 0)
+let doNotDisturbDate: Notification.DoNotDisturbDate = {
+  type: Notification.DoNotDisturbType.TYPE_ONCE,
+  begin: new Date(),
+  end: new Date(2021, 11, 15, 18, 0)
 };
 
 Notification.setDoNotDisturbDate(doNotDisturbDate, setDoNotDisturbDateCallback);
@@ -2078,14 +2289,18 @@ setDoNotDisturbDate(date: DoNotDisturbDate): Promise\<void\>
 
 **示例：**
 
-```js
-let doNotDisturbDate = {
+```ts
+import Base from '@ohos.base';
+
+let doNotDisturbDate: Notification.DoNotDisturbDate = {
     type: Notification.DoNotDisturbType.TYPE_ONCE,
     begin: new Date(),
     end: new Date(2021, 11, 15, 18, 0)
 };
 Notification.setDoNotDisturbDate(doNotDisturbDate).then(() => {
 	console.info("setDoNotDisturbDate success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`setDoNotDisturbDate failed, code is ${err}`);
 });
 ```
 
@@ -2112,22 +2327,24 @@ setDoNotDisturbDate(date: DoNotDisturbDate, userId: number, callback: AsyncCallb
 
 **示例：**
 
-```js
-function setDoNotDisturbDateCallback(err) {
-    if (err.code) {
-        console.info("setDoNotDisturbDate failed " + JSON.stringify(err));
-    } else {
-        console.info("setDoNotDisturbDate success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let setDoNotDisturbDateCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("setDoNotDisturbDate failed " + JSON.stringify(err));
+  } else {
+    console.info("setDoNotDisturbDate success");
+  }
 }
 
-let doNotDisturbDate = {
-    type: Notification.DoNotDisturbType.TYPE_ONCE,
-    begin: new Date(),
-    end: new Date(2021, 11, 15, 18, 0)
+let doNotDisturbDate: Notification.DoNotDisturbDate = {
+  type: Notification.DoNotDisturbType.TYPE_ONCE,
+  begin: new Date(),
+  end: new Date(2021, 11, 15, 18, 0)
 };
 
-let userId = 1
+let userId: number = 1;
 Notification.setDoNotDisturbDate(doNotDisturbDate, userId, setDoNotDisturbDateCallback);
 ```
 
@@ -2152,17 +2369,21 @@ setDoNotDisturbDate(date: DoNotDisturbDate, userId: number): Promise\<void\>
 
 **示例：**
 
-```js
-let doNotDisturbDate = {
-    type: Notification.DoNotDisturbType.TYPE_ONCE,
-    begin: new Date(),
-    end: new Date(2021, 11, 15, 18, 0)
+```ts
+import Base from '@ohos.base';
+
+let doNotDisturbDate: Notification.DoNotDisturbDate = {
+  type: Notification.DoNotDisturbType.TYPE_ONCE,
+  begin: new Date(),
+  end: new Date(2021, 11, 15, 18, 0)
 };
 
-let userId = 1;
+let userId: number = 1;
 
 Notification.setDoNotDisturbDate(doNotDisturbDate, userId).then(() => {
-	console.info("setDoNotDisturbDate success");
+  console.info("setDoNotDisturbDate success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`setDoNotDisturbDate failed, code is ${err}`);
 });
 ```
 
@@ -2187,13 +2408,15 @@ getDoNotDisturbDate(callback: AsyncCallback\<DoNotDisturbDate\>): void
 
 **示例：**
 
-```js
-function getDoNotDisturbDateCallback(err, data) {
-    if (err.code) {
-        console.info("getDoNotDisturbDate failed " + JSON.stringify(err));
-    } else {
-        console.info("getDoNotDisturbDate success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let getDoNotDisturbDateCallback = (err: Base.BusinessError, data: Notification.DoNotDisturbDate) => {
+  if (err) {
+    console.info("getDoNotDisturbDate failed " + JSON.stringify(err));
+  } else {
+    console.info("getDoNotDisturbDate success");
+  }
 }
 
 Notification.getDoNotDisturbDate(getDoNotDisturbDateCallback);
@@ -2219,9 +2442,13 @@ getDoNotDisturbDate(): Promise\<DoNotDisturbDate\>
 
 **示例：**
 
-```js
-Notification.getDoNotDisturbDate().then((data) => {
-	console.info("getDoNotDisturbDate success, data: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+
+Notification.getDoNotDisturbDate().then((data: Notification.DoNotDisturbDate) => {
+  console.info("getDoNotDisturbDate success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getDoNotDisturbDate failed, code is ${err}`);
 });
 ```
 
@@ -2247,16 +2474,18 @@ getDoNotDisturbDate(userId: number, callback: AsyncCallback\<DoNotDisturbDate\>)
 
 **示例：**
 
-```js
-function getDoNotDisturbDateCallback(err,data) {
-    if (err.code) {
-        console.info("getDoNotDisturbDate failed " + JSON.stringify(err));
-    } else {
-        console.info("getDoNotDisturbDate success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let getDoNotDisturbDateCallback = (err: Base.BusinessError, data: Notification.DoNotDisturbDate) => {
+  if (err) {
+    console.info("getDoNotDisturbDate failed " + JSON.stringify(err));
+  } else {
+    console.info("getDoNotDisturbDate success");
+  }
 }
 
-let userId = 1;
+let userId: number = 1;
 
 Notification.getDoNotDisturbDate(userId, getDoNotDisturbDateCallback);
 ```
@@ -2287,11 +2516,15 @@ getDoNotDisturbDate(userId: number): Promise\<DoNotDisturbDate\>
 
 **示例：**
 
-```js
-let userId = 1;
+```ts
+import Base from '@ohos.base';
+
+let userId: number = 1;
 
-Notification.getDoNotDisturbDate(userId).then((data) => {
-	console.info("getDoNotDisturbDate success, data: " + JSON.stringify(data));
+Notification.getDoNotDisturbDate(userId).then((data: Notification.DoNotDisturbDate) => {
+  console.info("getDoNotDisturbDate success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getDoNotDisturbDate failed, code is ${err}`);
 });
 ```
 
@@ -2316,13 +2549,15 @@ supportDoNotDisturbMode(callback: AsyncCallback\<boolean\>): void
 
 **示例：**
 
-```js
-function supportDoNotDisturbModeCallback(err,data) {
-    if (err.code) {
-        console.info("supportDoNotDisturbMode failed " + JSON.stringify(err));
-    } else {
-        console.info("supportDoNotDisturbMode success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let supportDoNotDisturbModeCallback = (err: Base.BusinessError, data: boolean) => {
+  if (err) {
+    console.info("supportDoNotDisturbMode failed " + JSON.stringify(err));
+  } else {
+    console.info("supportDoNotDisturbMode success");
+  }
 }
 
 Notification.supportDoNotDisturbMode(supportDoNotDisturbModeCallback);
@@ -2348,9 +2583,13 @@ supportDoNotDisturbMode(): Promise\<boolean\>
 
 **示例：**
 
-```js
-Notification.supportDoNotDisturbMode().then((data) => {
-	console.info("supportDoNotDisturbMode success, data: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+
+Notification.supportDoNotDisturbMode().then((data: boolean) => {
+  console.info("supportDoNotDisturbMode success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`supportDoNotDisturbMode failed, code is ${err}`);
 });
 ```
 
@@ -2371,14 +2610,16 @@ isSupportTemplate(templateName: string, callback: AsyncCallback\<boolean\>): voi
 
 **示例：**
 
-```javascript
-let templateName = 'process';
-function isSupportTemplateCallback(err, data) {
-    if (err.code) {
-        console.info("isSupportTemplate failed " + JSON.stringify(err));
-    } else {
-        console.info("isSupportTemplate success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let templateName: string = 'process';
+function isSupportTemplateCallback(err: Base.BusinessError, data: boolean) {
+  if (err) {
+    console.info("isSupportTemplate failed " + JSON.stringify(err));
+  } else {
+    console.info("isSupportTemplate success");
+  }
 }
 
 Notification.isSupportTemplate(templateName, isSupportTemplateCallback);
@@ -2406,11 +2647,14 @@ isSupportTemplate(templateName: string): Promise\<boolean\>
 
 **示例：**
 
-```javascript
-let templateName = 'process';
+```ts
+import Base from '@ohos.base';
 
-Notification.isSupportTemplate(templateName).then((data) => {
-    console.info("isSupportTemplate success, data: " + JSON.stringify(data));
+let templateName: string = 'process';
+Notification.isSupportTemplate(templateName).then((data: boolean) => {
+  console.info("isSupportTemplate success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`isSupportTemplate failed, code is ${err}`);
 });
 ```
 
@@ -2430,13 +2674,15 @@ requestEnableNotification(callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```javascript
-function requestEnableNotificationCallback(err) {
-    if (err.code) {
-        console.info("requestEnableNotification failed " + JSON.stringify(err));
-    } else {
-        console.info("requestEnableNotification success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let requestEnableNotificationCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("requestEnableNotification failed " + JSON.stringify(err));
+  } else {
+    console.info("requestEnableNotification success");
+  }
 };
 
 Notification.requestEnableNotification(requestEnableNotificationCallback);
@@ -2452,9 +2698,13 @@ requestEnableNotification(): Promise\<void\>
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 Notification.requestEnableNotification().then(() => {
-    console.info("requestEnableNotification success");
+  console.info("requestEnableNotification success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`requestEnableNotification failed, code is ${err}`);
 });
 ```
 
@@ -2480,16 +2730,18 @@ enableDistributed(enable: boolean, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```javascript
-function enabledNotificationCallback(err) {
-    if (err.code) {
-        console.info("enableDistributed failed " + JSON.stringify(err));
-    } else {
-        console.info("enableDistributed success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let enabledNotificationCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("enableDistributed failed " + JSON.stringify(err));
+  } else {
+    console.info("enableDistributed success");
+  }
 };
 
-let enable = true;
+let enable: boolean = true;
 
 Notification.enableDistributed(enable, enabledNotificationCallback);
 ```
@@ -2514,10 +2766,14 @@ enableDistributed(enable: boolean): Promise\<void>
 
 **示例：**
 
-```javascript
-let enable = true;
+```ts
+import Base from '@ohos.base';
+
+let enable: boolean = true;
 Notification.enableDistributed(enable).then(() => {
-    console.info("enableDistributed success");
+  console.info("enableDistributed success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`enableDistributed failed, code is ${err}`);
 });
 ```
 
@@ -2538,13 +2794,15 @@ isDistributedEnabled(callback: AsyncCallback\<boolean>): void
 
 **示例：**
 
-```javascript
-function isDistributedEnabledCallback(err, data) {
-    if (err.code) {
-        console.info("isDistributedEnabled failed " + JSON.stringify(err));
-    } else {
-        console.info("isDistributedEnabled success " + JSON.stringify(data));
-    }
+```ts
+import Base from '@ohos.base';
+
+let isDistributedEnabledCallback = (err: Base.BusinessError, data: boolean) => {
+  if (err) {
+    console.info("isDistributedEnabled failed " + JSON.stringify(err));
+  } else {
+    console.info("isDistributedEnabled success " + JSON.stringify(data));
+  }
 };
 
 Notification.isDistributedEnabled(isDistributedEnabledCallback);
@@ -2566,9 +2824,13 @@ isDistributedEnabled(): Promise\<boolean>
 
 **示例：**
 
-```javascript
-Notification.isDistributedEnabled().then((data) => {
+```ts
+import Base from '@ohos.base';
+
+Notification.isDistributedEnabled().then((data: boolean) => {
     console.info("isDistributedEnabled success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`isDistributedEnabled failed, code is ${err}`);
 });
 ```
 
@@ -2595,20 +2857,22 @@ enableDistributedByBundle(bundle: BundleOption, enable: boolean, callback: Async
 
 **示例：**
 
-```javascript
-function enableDistributedByBundleCallback(err) {
-    if (err.code) {
-        console.info("enableDistributedByBundle failed " + JSON.stringify(err));
-    } else {
-        console.info("enableDistributedByBundle success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let enableDistributedByBundleCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.info("enableDistributedByBundle failed " + JSON.stringify(err));
+  } else {
+    console.info("enableDistributedByBundle success");
+  }
 };
 
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 
-let enable = true;
+let enable: boolean = true;
 
 Notification.enableDistributedByBundle(bundle, enable, enableDistributedByBundleCallback);
 ```
@@ -2634,15 +2898,21 @@ enableDistributedByBundle(bundle: BundleOption, enable: boolean): Promise\<void>
 
 **示例：**
 
-```javascript
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+
+let enable: boolean = true;
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 
-let enable = true;
 Notification.enableDistributedByBundle(bundle, enable).then(() => {
-    console.info("enableDistributedByBundle success");
+  console.info("enableDistributedByBundle success");
+}).catch((err: Base.BusinessError) => {
+  console.error(`enableDistributedByBundle failed, code is ${err}`);
 });
+
 ```
 
 ## Notification.isDistributedEnabledByBundle<sup>8+</sup>
@@ -2666,17 +2936,19 @@ isDistributedEnabledByBundle(bundle: BundleOption, callback: AsyncCallback\<bool
 
 **示例：**
 
-```javascript
-function isDistributedEnabledByBundleCallback(err, data) {
-    if (err.code) {
-        console.info("isDistributedEnabledByBundle failed " + JSON.stringify(err));
-    } else {
-        console.info("isDistributedEnabledByBundle success" + JSON.stringify(data));
-    }
+```ts
+import Base from '@ohos.base';
+
+let isDistributedEnabledByBundleCallback = (err: Base.BusinessError, data: boolean) => {
+  if (err) {
+    console.info("isDistributedEnabledByBundle failed " + JSON.stringify(err));
+  } else {
+    console.info("isDistributedEnabledByBundle success" + JSON.stringify(data));
+  }
 };
 
-let bundle = {
-    bundle: "bundleName1",
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 
 Notification.isDistributedEnabledByBundle(bundle, isDistributedEnabledByBundleCallback);
@@ -2708,13 +2980,17 @@ isDistributedEnabledByBundle(bundle: BundleOption): Promise\<boolean>
 
 **示例：**
 
-```javascript
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+
+let bundle: Notification.BundleOption = {
+  bundle: "bundleName1",
 };
 
-Notification.isDistributedEnabledByBundle(bundle).then((data) => {
-    console.info("isDistributedEnabledByBundle success, data: " + JSON.stringify(data));
+Notification.isDistributedEnabledByBundle(bundle).then((data: boolean) => {
+  console.info("isDistributedEnabledByBundle success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`isDistributedEnabledByBundle failed, code is ${err}`);
 });
 ```
 
@@ -2739,13 +3015,15 @@ getDeviceRemindType(callback: AsyncCallback\<DeviceRemindType\>): void
 
 **示例：**
 
-```javascript
-function getDeviceRemindTypeCallback(err,data) {
-    if (err.code) {
-        console.info("getDeviceRemindType failed " + JSON.stringify(err));
-    } else {
-        console.info("getDeviceRemindType success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let getDeviceRemindTypeCallback = (err: Base.BusinessError, data: Notification.DeviceRemindType) => {
+  if (err) {
+    console.info("getDeviceRemindType failed " + JSON.stringify(err));
+  } else {
+    console.info("getDeviceRemindType success");
+  }
 };
 
 Notification.getDeviceRemindType(getDeviceRemindTypeCallback);
@@ -2771,9 +3049,13 @@ getDeviceRemindType(): Promise\<DeviceRemindType\>
 
 **示例：**
 
-```javascript
-Notification.getDeviceRemindType().then((data) => {
-    console.info("getDeviceRemindType success, data: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+
+Notification.getDeviceRemindType().then((data: Notification.DeviceRemindType) => {
+  console.info("getDeviceRemindType success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+  console.error(`getDeviceRemindType failed, code is ${err}`);
 });
 ```
 
@@ -3055,7 +3337,7 @@ Notification.getDeviceRemindType().then((data) => {
 | classification        | string                                        | 是  | 是  | 通知分类。<br>**系统API**: 此接口为系统接口，三方应用不支持调用。                   |
 | groupName<sup>8+</sup>| string                                        | 是  | 是  | 组通知名称。                 |
 | template<sup>8+</sup> | [NotificationTemplate](#notificationtemplate8) | 是  | 是  | 通知模板。                   |
-| isRemoveAllowed<sup>10+</sup> | boolean                                | 是  | 否  | 通知是否能被移除。<br>**系统API**: 此接口为系统接口，三方应用不支持调用。                   |
+| isRemoveAllowed<sup>8+</sup> | boolean                                | 是  | 否  | 通知是否能被移除。<br>**系统API**: 此接口为系统接口，三方应用不支持调用。                   |
 | source<sup>8+</sup>   | number                                        | 是  | 否  | 通知源。<br>**系统API**: 此接口为系统接口，三方应用不支持调用。                   |
 | distributedOption<sup>8+</sup>   | [DistributedOptions](#distributedoptions8)                 | 是  | 是  | 分布式通知的选项。          |
 | deviceId<sup>8+</sup> | string                                        | 是  | 否  | 通知源的deviceId。<br>**系统API**: 此接口为系统接口，三方应用不支持调用。          |

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

@@ -10,7 +10,6 @@
 
 ```ts
 import notificationManager from '@ohos.notificationManager';
-import Base from '@ohos.base';
 ```
 
 ## notificationManager.publish
@@ -45,8 +44,10 @@ publish(request: NotificationRequest, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 //publish回调
-function publishCallback(err: Base.BusinessError) {
+let publishCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`publish failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -99,6 +100,8 @@ publish(request: NotificationRequest): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // 通知Request对象
 let notificationRequest: notificationManager.NotificationRequest = {
     id: 1,
@@ -113,6 +116,8 @@ let notificationRequest: notificationManager.NotificationRequest = {
 };
 notificationManager.publish(notificationRequest).then(() => {
 	console.info("publish success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`publish fail: ${JSON.stringify(err)}`);
 });
 
 ```
@@ -155,8 +160,10 @@ publish(request: NotificationRequest, userId: number, callback: AsyncCallback\<v
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // publish回调
-function publishCallback(err: Base.BusinessError) {
+let publishCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`publish failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -217,6 +224,8 @@ publish(request: NotificationRequest, userId: number): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let notificationRequest: notificationManager.NotificationRequest = {
     id: 1,
     content: {
@@ -233,6 +242,8 @@ let userId: number = 1;
 
 notificationManager.publish(notificationRequest, userId).then(() => {
 	console.info("publish success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`publish fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -267,8 +278,10 @@ cancel(id: number, label: string, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // cancel回调
-function cancelCallback(err: Base.BusinessError) {
+let cancelCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`cancel failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -307,8 +320,12 @@ cancel(id: number, label?: string): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.cancel(0).then(() => {
 	console.info("cancel success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`cancel fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -341,8 +358,10 @@ cancel(id: number, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // cancel回调
-function cancelCallback(err: Base.BusinessError) {
+let cancelCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`cancel failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -379,8 +398,10 @@ cancelAll(callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // cancel回调
-function cancelAllCallback(err: Base.BusinessError) {
+let cancelAllCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`cancelAll failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -411,8 +432,12 @@ cancelAll(): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.cancelAll().then(() => {
 	console.info("cancelAll success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`cancelAll fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -449,8 +474,10 @@ addSlot(slot: NotificationSlot, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // addslot回调
-function addSlotCallBack(err: Base.BusinessError) {
+let addSlotCallBack = (err: Base.BusinessError) => {
     if (err) {
         console.error(`addSlot failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -496,12 +523,16 @@ addSlot(slot: NotificationSlot): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // 通知slot对象
 let notificationSlot: notificationManager.NotificationSlot = {
     type: notificationManager.SlotType.SOCIAL_COMMUNICATION
 };
 notificationManager.addSlot(notificationSlot).then(() => {
 	console.info("addSlot success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`addSlot fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -534,8 +565,10 @@ addSlot(type: SlotType, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // addslot回调
-function addSlotCallBack(err: Base.BusinessError) {
+let addSlotCallBack = (err: Base.BusinessError) => {
     if (err) {
         console.error(`addSlot failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -573,8 +606,12 @@ addSlot(type: SlotType): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.addSlot(notificationManager.SlotType.SOCIAL_COMMUNICATION).then(() => {
 	console.info("addSlot success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`addSlot fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -611,8 +648,10 @@ addSlots(slots: Array\<NotificationSlot\>, callback: AsyncCallback\<void\>): voi
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // addSlots回调
-function addSlotsCallBack(err: Base.BusinessError) {
+let addSlotsCallBack = (err: Base.BusinessError) => {
     if (err) {
         console.error(`addSlots failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -662,6 +701,8 @@ addSlots(slots: Array\<NotificationSlot\>): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // 通知slot对象
 let notificationSlot: notificationManager.NotificationSlot = {
     type: notificationManager.SlotType.SOCIAL_COMMUNICATION
@@ -672,6 +713,8 @@ notificationSlotArray[0] = notificationSlot;
 
 notificationManager.addSlots(notificationSlotArray).then(() => {
 	console.info("addSlots success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`addSlot fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -703,8 +746,10 @@ getSlot(slotType: SlotType, callback: AsyncCallback\<NotificationSlot\>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // getSlot回调
-function getSlotCallback(err: Base.BusinessError, data: notificationManager.NotificationSlot) {
+let getSlotCallback = (err: Base.BusinessError, data: notificationManager.NotificationSlot) => {
     if (err) {
         console.error(`getSlot failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -748,10 +793,14 @@ getSlot(slotType: SlotType): Promise\<NotificationSlot\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let slotType: notificationManager.SlotType = notificationManager.SlotType.SOCIAL_COMMUNICATION;
 
 notificationManager.getSlot(slotType).then((data: notificationManager.NotificationSlot) => {
-  console.info("getSlot success, data: " + JSON.stringify(data));
+    console.info("getSlot success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getSlot fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -782,8 +831,10 @@ getSlots(callback: AsyncCallback\<Array\<NotificationSlot>>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // getSlots回调
-function getSlotsCallback(err: Base.BusinessError, data: Array<notificationManager.NotificationSlot>) {
+let getSlotsCallback = (err: Base.BusinessError, data: Array<notificationManager.NotificationSlot>) => {
   if (err) {
     console.error(`getSlots failed, code is ${err.code}, message is ${err.message}`);
   } else {
@@ -820,8 +871,12 @@ getSlots(): Promise\<Array\<NotificationSlot>>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.getSlots().then((data: Array<notificationManager.NotificationSlot>) => {
 	console.info("getSlots success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getSlots fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -853,8 +908,10 @@ removeSlot(slotType: SlotType, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // removeSlot回调
-function removeSlotCallback(err: Base.BusinessError) {
+let removeSlotCallback = (err: Base.BusinessError) => {
   if (err) {
     console.error(`removeSlot failed, code is ${err.code}, message is ${err.message}`);
   } else {
@@ -892,9 +949,13 @@ removeSlot(slotType: SlotType): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let slotType: notificationManager.SlotType = notificationManager.SlotType.SOCIAL_COMMUNICATION;
 notificationManager.removeSlot(slotType).then(() => {
 	console.info("removeSlot success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`removeSlot fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -925,7 +986,9 @@ removeAllSlots(callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
-function removeAllCallBack(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let removeAllCallBack = (err: Base.BusinessError) => {
     if (err) {
         console.error(`removeAllSlots failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -956,8 +1019,12 @@ removeAllSlots(): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.removeAllSlots().then(() => {
 	console.info("removeAllSlots success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`removeAllSlots fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -995,7 +1062,9 @@ setNotificationEnable(bundle: BundleOption, enable: boolean, callback: AsyncCall
 **示例：**
 
 ```ts
-function setNotificationEnableCallback(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let setNotificationEnableCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`setNotificationEnableCallback failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1041,11 +1110,15 @@ setNotificationEnable(bundle: BundleOption, enable: boolean): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
     bundle: "bundleName1",
 };
 notificationManager.setNotificationEnable(bundle, false).then(() => {
 	console.info("setNotificationEnable success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`setNotificationEnable fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1082,7 +1155,9 @@ isNotificationEnabled(bundle: BundleOption, callback: AsyncCallback\<boolean\>):
 **示例：**
 
 ```ts
-function isNotificationEnabledCallback(err: Base.BusinessError, data: boolean) {
+import Base from '@ohos.base';
+
+let isNotificationEnabledCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isNotificationEnabled failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1135,11 +1210,15 @@ isNotificationEnabled(bundle: BundleOption): Promise\<boolean\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
     bundle: "bundleName1",
 };
 notificationManager.isNotificationEnabled(bundle).then((data: boolean) => {
 	console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`isNotificationEnabled fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1174,7 +1253,9 @@ isNotificationEnabled(callback: AsyncCallback\<boolean\>): void
 **示例：**
 
 ```ts
-function isNotificationEnabledCallback(err: Base.BusinessError, data: boolean) {
+import Base from '@ohos.base';
+
+let isNotificationEnabledCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isNotificationEnabled failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1216,8 +1297,12 @@ isNotificationEnabled(): Promise\<boolean\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.isNotificationEnabled().then((data: boolean) => {
 	console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`isNotificationEnabled fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1254,7 +1339,9 @@ isNotificationEnabled(userId: number, callback: AsyncCallback\<boolean\>): void
 **示例：**
 
 ```ts
-function isNotificationEnabledCallback(err: Base.BusinessError, data: boolean) {
+import Base from '@ohos.base';
+
+let isNotificationEnabledCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isNotificationEnabled failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1305,10 +1392,14 @@ isNotificationEnabled(userId: number): Promise\<boolean\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let userId: number = 1;
 
 notificationManager.isNotificationEnabled(userId).then((data: boolean) => {
 	console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`isNotificationEnabled fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1346,7 +1437,9 @@ displayBadge(bundle: BundleOption, enable: boolean, callback: AsyncCallback\<voi
 **示例：**
 
 ```ts
-function displayBadgeCallback(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let displayBadgeCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`displayBadge failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1392,11 +1485,15 @@ displayBadge(bundle: BundleOption, enable: boolean): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
     bundle: "bundleName1",
 };
 notificationManager.displayBadge(bundle, false).then(() => {
 	console.info("displayBadge success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`displayBadge fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1433,7 +1530,9 @@ isBadgeDisplayed(bundle: BundleOption, callback: AsyncCallback\<boolean\>): void
 **示例：**
 
 ```ts
-function isBadgeDisplayedCallback(err: Base.BusinessError, data: boolean) {
+import Base from '@ohos.base';
+
+let isBadgeDisplayedCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isBadgeDisplayed failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1484,12 +1583,16 @@ isBadgeDisplayed(bundle: BundleOption): Promise\<boolean\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
   bundle: "bundleName1",
 };
 
 notificationManager.isBadgeDisplayed(bundle).then((data: boolean) => {
 	console.info("isBadgeDisplayed success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`isBadgeDisplayed fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1519,10 +1622,14 @@ setBadgeNumber(badgeNumber: number): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let badgeNumber: number = 10;
 
 notificationManager.setBadgeNumber(badgeNumber).then(() => {
 	console.info("displayBadge success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`displayBadge fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1555,7 +1662,9 @@ setBadgeNumber(badgeNumber: number, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
-function setBadgeNumberCallback(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let setBadgeNumberCallback = (err: Base.BusinessError) => {
     if (err) {
         console.info(`displayBadge failed code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1601,7 +1710,9 @@ setSlotByBundle(bundle: BundleOption, slot: NotificationSlot, callback: AsyncCal
 **示例：**
 
 ```ts
-function setSlotByBundleCallback(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let setSlotByBundleCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`setSlotByBundle failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1650,6 +1761,8 @@ setSlotByBundle(bundle: BundleOption, slot: NotificationSlot): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
     bundle: "bundleName1",
 };
@@ -1660,6 +1773,8 @@ let notificationSlot: notificationManager.NotificationSlot = {
 
 notificationManager.setSlotByBundle(bundle, notificationSlot).then(() => {
 	console.info("setSlotByBundle success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`setSlotByBundle fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1696,7 +1811,9 @@ getSlotsByBundle(bundle: BundleOption, callback: AsyncCallback\<Array\<Notificat
 **示例：**
 
 ```ts
-function getSlotsByBundleCallback(err: Base.BusinessError, data: Array<notificationManager.NotificationSlot>) {
+import Base from '@ohos.base';
+
+let getSlotsByBundleCallback = (err: Base.BusinessError, data: Array<notificationManager.NotificationSlot>) => {
     if (err) {
         console.error(`getSlotByBundle failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1747,12 +1864,16 @@ getSlotsByBundle(bundle: BundleOption): Promise\<Array\<NotificationSlot>>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
     bundle: "bundleName1",
 };
 
 notificationManager.getSlotsByBundle(bundle).then((data: Array<notificationManager.NotificationSlot>) => {
 	console.info("getSlotsByBundle success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getSlotsByBundle fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1789,7 +1910,9 @@ getSlotNumByBundle(bundle: BundleOption, callback: AsyncCallback\<number\>): voi
 **示例：**
 
 ```ts
-function getSlotNumByBundleCallback(err: Base.BusinessError, data: number) {
+import Base from '@ohos.base';
+
+let getSlotNumByBundleCallback = (err: Base.BusinessError, data: number) => {
     if (err) {
         console.error(`getSlotByBundle failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1842,12 +1965,16 @@ getSlotNumByBundle(bundle: BundleOption): Promise\<number\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
   bundle: "bundleName1",
 };
 
 notificationManager.getSlotNumByBundle(bundle).then((data: number) => {
 	console.info("getSlotNumByBundle success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getSlotsByBundle fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1881,7 +2008,9 @@ getAllActiveNotifications(callback: AsyncCallback\<Array\<NotificationRequest>>)
 **示例：**
 
 ```ts
-function getAllActiveNotificationsCallback(err: Base.BusinessError, data: Array<notificationManager.NotificationRequest>) {
+import Base from '@ohos.base';
+
+let getAllActiveNotificationsCallback = (err: Base.BusinessError, data: Array<notificationManager.NotificationRequest>) => {
     if (err) {
         console.error(`getAllActiveNotifications failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1923,8 +2052,12 @@ getAllActiveNotifications(): Promise\<Array\<[NotificationRequest](js-apis-inner
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.getAllActiveNotifications().then((data: Array<notificationManager.NotificationRequest>) => {
 	console.info("getAllActiveNotifications success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getAllActiveNotifications fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -1955,7 +2088,9 @@ getActiveNotificationCount(callback: AsyncCallback\<number\>): void
 **示例：**
 
 ```ts
-function getActiveNotificationCountCallback(err: Base.BusinessError, data: number) {
+import Base from '@ohos.base';
+
+let getActiveNotificationCountCallback = (err: Base.BusinessError, data: number) => {
     if (err) {
         console.error(`getActiveNotificationCount failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -1993,8 +2128,12 @@ getActiveNotificationCount(): Promise\<number\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.getActiveNotificationCount().then((data: number) => {
 	console.info("getActiveNotificationCount success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getActiveNotificationCount fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2025,7 +2164,9 @@ getActiveNotifications(callback: AsyncCallback\<Array\<NotificationRequest>>): v
 **示例：**
 
 ```ts
-function getActiveNotificationsCallback(err: Base.BusinessError, data: Array<notificationManager.NotificationRequest>) {
+import Base from '@ohos.base';
+
+let getActiveNotificationsCallback = (err: Base.BusinessError, data: Array<notificationManager.NotificationRequest>) => {
     if (err) {
         console.error(`getActiveNotifications failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2063,8 +2204,12 @@ getActiveNotifications(): Promise\<Array\<[NotificationRequest](js-apis-inner-no
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.getActiveNotifications().then((data: Array<notificationManager.NotificationRequest>) => {
 	console.info("removeGroupByBundle success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getActiveNotificationCount fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2096,7 +2241,9 @@ cancelGroup(groupName: string, callback: AsyncCallback\<void\>): void
 **示例：**
 
 ```ts
-function cancelGroupCallback(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let cancelGroupCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`cancelGroup failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2136,9 +2283,13 @@ cancelGroup(groupName: string): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let groupName: string = "GroupName";
 notificationManager.cancelGroup(groupName).then(() => {
 	console.info("cancelGroup success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`cancelGroup fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2176,7 +2327,9 @@ removeGroupByBundle(bundle: BundleOption, groupName: string, callback: AsyncCall
 **示例：**
 
 ```ts
-function removeGroupByBundleCallback(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let removeGroupByBundleCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`removeGroupByBundle failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2223,11 +2376,15 @@ removeGroupByBundle(bundle: BundleOption, groupName: string): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let bundleOption: notificationManager.BundleOption = { bundle: "Bundle" };
 let groupName: string = "GroupName";
 
 notificationManager.removeGroupByBundle(bundleOption, groupName).then(() => {
 	console.info("removeGroupByBundle success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`removeGroupByBundle fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2264,7 +2421,9 @@ setDoNotDisturbDate(date: DoNotDisturbDate, callback: AsyncCallback\<void\>): vo
 **示例：**
 
 ```ts
-function setDoNotDisturbDateCallback(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let setDoNotDisturbDateCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`setDoNotDisturbDate failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2313,6 +2472,8 @@ setDoNotDisturbDate(date: DoNotDisturbDate): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let doNotDisturbDate: notificationManager.DoNotDisturbDate = {
     type: notificationManager.DoNotDisturbType.TYPE_ONCE,
     begin: new Date(),
@@ -2320,6 +2481,8 @@ let doNotDisturbDate: notificationManager.DoNotDisturbDate = {
 };
 notificationManager.setDoNotDisturbDate(doNotDisturbDate).then(() => {
 	console.info("setDoNotDisturbDate success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`setDoNotDisturbDate fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2359,7 +2522,9 @@ setDoNotDisturbDate(date: DoNotDisturbDate, userId: number, callback: AsyncCallb
 **示例：**
 
 ```ts
-function setDoNotDisturbDateCallback(err: Base.BusinessError) {
+import Base from '@ohos.base';
+
+let setDoNotDisturbDateCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`setDoNotDisturbDate failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2412,6 +2577,8 @@ setDoNotDisturbDate(date: DoNotDisturbDate, userId: number): Promise\<void\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let doNotDisturbDate: notificationManager.DoNotDisturbDate = {
     type: notificationManager.DoNotDisturbType.TYPE_ONCE,
     begin: new Date(),
@@ -2422,6 +2589,8 @@ let userId: number = 1;
 
 notificationManager.setDoNotDisturbDate(doNotDisturbDate, userId).then(() => {
 	console.info("setDoNotDisturbDate success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`setDoNotDisturbDate fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2458,7 +2627,9 @@ getDoNotDisturbDate(callback: AsyncCallback\<DoNotDisturbDate\>): void
 **示例：**
 
 ```ts
-function getDoNotDisturbDateCallback(err: Base.BusinessError, data: notificationManager.DoNotDisturbDate) {
+import Base from '@ohos.base';
+
+let getDoNotDisturbDateCallback = (err: Base.BusinessError, data: notificationManager.DoNotDisturbDate) => {
     if (err) {
         console.error(`getDoNotDisturbDate failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2501,8 +2672,12 @@ getDoNotDisturbDate(): Promise\<DoNotDisturbDate\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.getDoNotDisturbDate().then((data: notificationManager.DoNotDisturbDate) => {
   console.info("getDoNotDisturbDate success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getDoNotDisturbDate fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2541,7 +2716,9 @@ getDoNotDisturbDate(userId: number, callback: AsyncCallback\<DoNotDisturbDate\>)
 **示例：**
 
 ```ts
-function getDoNotDisturbDateCallback(err: Base.BusinessError, data: notificationManager.DoNotDisturbDate) {
+import Base from '@ohos.base';
+
+let getDoNotDisturbDateCallback = (err: Base.BusinessError, data: notificationManager.DoNotDisturbDate) => {
     if (err) {
         console.error(`getDoNotDisturbDate failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2593,10 +2770,14 @@ getDoNotDisturbDate(userId: number): Promise\<DoNotDisturbDate\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let userId: number = 1;
 
 notificationManager.getDoNotDisturbDate(userId).then((data: notificationManager.DoNotDisturbDate) => {
 	console.info("getDoNotDisturbDate success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getDoNotDisturbDate fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2630,7 +2811,9 @@ notificationManager.getDoNotDisturbDate(userId).then((data: notificationManager.
 **示例：**
 
 ```ts
-function isSupportDoNotDisturbModeCallback(err: Base.BusinessError, data: boolean) {
+import Base from '@ohos.base';
+
+let isSupportDoNotDisturbModeCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isSupportDoNotDisturbMode failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2672,8 +2855,12 @@ isSupportDoNotDisturbMode(): Promise\<boolean\>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 notificationManager.isSupportDoNotDisturbMode().then((data: boolean) => {
 	console.info("supportDoNotDisturbMode success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`supportDoNotDisturbMode fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2704,9 +2891,11 @@ isSupportTemplate(templateName: string, callback: AsyncCallback\<boolean\>): voi
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 let templateName: string = 'process';
-function isSupportTemplateCallback(err: Base.BusinessError, data: boolean) {
+let isSupportTemplateCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isSupportTemplate failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2749,11 +2938,15 @@ isSupportTemplate(templateName: string): Promise\<boolean\>
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 let templateName: string = 'process';
 
 notificationManager.isSupportTemplate(templateName).then((data: boolean) => {
     console.info("isSupportTemplate success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`isSupportTemplate fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2783,8 +2976,10 @@ requestEnableNotification(callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```javascript
-function requestEnableNotificationCallback(err: Base.BusinessError) {
+```ts
+import Base from '@ohos.base';
+
+let requestEnableNotificationCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`requestEnableNotification failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2815,9 +3010,13 @@ requestEnableNotification(): Promise\<void\>
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 notificationManager.requestEnableNotification().then(() => {
     console.info("requestEnableNotification success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`requestEnableNotification fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2848,8 +3047,10 @@ requestEnableNotification(context: UIAbilityContext, callback: AsyncCallback\<vo
 
 **示例：**
 
-```javascript
-function requestEnableNotificationCallback(err) {
+```ts
+import Base from '@ohos.base';
+
+let requestEnableNotificationCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`requestEnableNotification failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2886,9 +3087,13 @@ requestEnableNotification(context: UIAbilityContext): Promise\<void\>
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 notificationManager.requestEnableNotification(globalThis.uicontext).then(() => {
     console.info("requestEnableNotification success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`requestEnableNotification fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -2924,8 +3129,10 @@ setDistributedEnable(enable: boolean, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```javascript
-function setDistributedEnableCallback(err: Base.BusinessError) {
+```ts
+import Base from '@ohos.base';
+
+let setDistributedEnableCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`setDistributedEnable failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -2969,11 +3176,15 @@ setDistributedEnable(enable: boolean): Promise\<void>
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 let enable: boolean = true;
 
 notificationManager.setDistributedEnable(enable).then(() => {
     console.info("setDistributedEnable success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`requestEnableNotification fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3006,8 +3217,10 @@ isDistributedEnabled(callback: AsyncCallback\<boolean>): void
 
 **示例：**
 
-```javascript
-function isDistributedEnabledCallback(err: Base.BusinessError, data: boolean) {
+```ts
+import Base from '@ohos.base';
+
+let isDistributedEnabledCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isDistributedEnabled failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3047,11 +3260,15 @@ isDistributedEnabled(): Promise\<boolean>
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 notificationManager.isDistributedEnabled()
-    .then((data: boolean) => {
-        console.info("isDistributedEnabled success, data: " + JSON.stringify(data));
-    });
+.then((data: boolean) => {
+    console.info("isDistributedEnabled success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`isDistributedEnabled fail: ${JSON.stringify(err)}`);
+});
 ```
 
 
@@ -3089,8 +3306,10 @@ setDistributedEnableByBundle(bundle: BundleOption, enable: boolean, callback: As
 
 **示例：**
 
-```javascript
-function setDistributedEnableByBundleCallback(err: Base.BusinessError) {
+```ts
+import Base from '@ohos.base';
+
+let setDistributedEnableByBundleCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`setDistributedEnableByBundle failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3142,7 +3361,9 @@ setDistributedEnableByBundle(bundle: BundleOption, enable: boolean): Promise\<vo
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
     bundle: "bundleName1",
 };
@@ -3151,6 +3372,8 @@ let enable: boolean = true;
 
 notificationManager.setDistributedEnableByBundle(bundle, enable).then(() => {
     console.info("setDistributedEnableByBundle success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`setDistributedEnableByBundle fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3187,8 +3410,10 @@ isDistributedEnabledByBundle(bundle: BundleOption, callback: AsyncCallback\<bool
 
 **示例：**
 
-```javascript
-function isDistributedEnabledByBundleCallback(err: Base.BusinessError, data: boolean) {
+```ts
+import Base from '@ohos.base';
+
+let isDistributedEnabledByBundleCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isDistributedEnabledByBundle failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3241,13 +3466,17 @@ isDistributedEnabledByBundle(bundle: BundleOption): Promise\<boolean>
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 let bundle: notificationManager.BundleOption = {
     bundle: "bundleName1",
 };
 
 notificationManager.isDistributedEnabledByBundle(bundle).then((data: boolean) => {
     console.info("isDistributedEnabledByBundle success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`isDistributedEnabledByBundle fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3282,8 +3511,10 @@ getDeviceRemindType(callback: AsyncCallback\<DeviceRemindType\>): void
 
 **示例：**
 
-```javascript
-function getDeviceRemindTypeCallback(err: Base.BusinessError, data: notificationManager.DeviceRemindType) {
+```ts
+import Base from '@ohos.base';
+
+let getDeviceRemindTypeCallback = (err: Base.BusinessError, data: notificationManager.DeviceRemindType) => {
     if (err) {
         console.error(`getDeviceRemindType failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3324,9 +3555,13 @@ getDeviceRemindType(): Promise\<DeviceRemindType\>
 
 **示例：**
 
-```javascript
+```ts
+import Base from '@ohos.base';
+
 notificationManager.getDeviceRemindType().then((data: notificationManager.DeviceRemindType) => {
     console.info("getDeviceRemindType success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`getDeviceRemindType fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3370,8 +3605,10 @@ publishAsBundle(request: NotificationRequest, representativeBundle: string, user
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 //publishAsBundle回调
-function callback(err: Base.BusinessError) {
+let callback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`publishAsBundle failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3437,6 +3674,8 @@ publishAsBundle(request: NotificationRequest, representativeBundle: string, user
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // 被代理应用的包名
 let representativeBundle: string = "com.example.demo";
 // 用户ID
@@ -3456,6 +3695,8 @@ let request: notificationManager.NotificationRequest = {
 
 notificationManager.publishAsBundle(request, representativeBundle, userId).then(() => {
 	console.info("publishAsBundle success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`publishAsBundle fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3497,8 +3738,10 @@ cancelAsBundle(id: number, representativeBundle: string, userId: number, callbac
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // cancelAsBundle
-function cancelAsBundleCallback(err: Base.BusinessError) {
+let cancelAsBundleCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`cancelAsBundle failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3550,6 +3793,8 @@ cancelAsBundle(id: number, representativeBundle: string, userId: number): Promis
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // 被代理应用的包名
 let representativeBundle: string = "com.example.demo";
 // 用户ID
@@ -3557,6 +3802,8 @@ let userId: number = 100;
 
 notificationManager.cancelAsBundle(0, representativeBundle, userId).then(() => {
 	console.info("cancelAsBundle success");
+}).catch((err: Base.BusinessError) => {
+    console.error(`cancelAsBundle fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3595,8 +3842,10 @@ setNotificationEnableSlot(bundle: BundleOption, type: SlotType, enable: boolean,
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // setNotificationEnableSlot
-function setNotificationEnableSlotCallback(err: Base.BusinessError) {
+let setNotificationEnableSlotCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`setNotificationEnableSlot failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3645,12 +3894,16 @@ setNotificationEnableSlot(bundle: BundleOption, type: SlotType, enable: boolean)
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // setNotificationEnableSlot
 notificationManager.setNotificationEnableSlot(
     { bundle: "ohos.samples.notification", },
     notificationManager.SlotType.SOCIAL_COMMUNICATION,
     true).then(() => {
         console.info("setNotificationEnableSlot success");
+    }).catch((err: Base.BusinessError) => {
+        console.error(`setNotificationEnableSlot fail: ${JSON.stringify(err)}`);
     });
 ```
 
@@ -3688,8 +3941,10 @@ isNotificationSlotEnabled(bundle: BundleOption, type: SlotType, callback: AsyncC
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // isNotificationSlotEnabled
-function getEnableSlotCallback(err: Base.BusinessError, data: boolean) {
+let getEnableSlotCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.error(`isNotificationSlotEnabled failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3742,10 +3997,14 @@ isNotificationSlotEnabled(bundle: BundleOption, type: SlotType): Promise\<boolea
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 // isNotificationSlotEnabled
 notificationManager.isNotificationSlotEnabled({ bundle: "ohos.samples.notification", },
     notificationManager.SlotType.SOCIAL_COMMUNICATION).then((data: boolean) => {
     console.info("isNotificationSlotEnabled success, data: " + JSON.stringify(data));
+}).catch((err: Base.BusinessError) => {
+    console.error(`isNotificationSlotEnabled fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3784,10 +4043,12 @@ setSyncNotificationEnabledWithoutApp(userId: number, enable: boolean, callback:
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let userId: number = 100;
 let enable: boolean = true;
 
-function callback(err: Base.BusinessError) {
+let callback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`setSyncNotificationEnabledWithoutApp failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -3838,11 +4099,15 @@ setSyncNotificationEnabledWithoutApp(userId: number, enable: boolean): Promise\<
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let userId: number = 100;
 let enable: boolean = true;
 
 notificationManager.setSyncNotificationEnabledWithoutApp(userId, enable).then(() => {
     console.info('setSyncNotificationEnabledWithoutApp success');
+}).catch((err: Base.BusinessError) => {
+    console.error(`setSyncNotificationEnabledWithoutApp fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3880,9 +4145,11 @@ getSyncNotificationEnabledWithoutApp(userId: number, callback: AsyncCallback\<bo
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let userId: number = 100;
 
-function getSyncNotificationEnabledWithoutAppCallback(err: Base.BusinessError, data: boolean) {
+let getSyncNotificationEnabledWithoutAppCallback = (err: Base.BusinessError, data: boolean) => {
     if (err) {
         console.info('getSyncNotificationEnabledWithoutAppCallback, err:' + err);
     } else {
@@ -3932,10 +4199,14 @@ getSyncNotificationEnabledWithoutApp(userId: number): Promise\<boolean>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 let userId: number = 100;
 
 notificationManager.getSyncNotificationEnabledWithoutApp(userId).then((data: boolean) => {
   console.info('getSyncNotificationEnabledWithoutApp, data:' + data);
+}).catch((err: Base.BusinessError) => {
+    console.error(`getSyncNotificationEnabledWithoutApp fail: ${JSON.stringify(err)}`);
 });
 ```
 
@@ -3969,12 +4240,9 @@ on(type: 'checkNotification', callback: (checkInfo: NotificationCheckInfo) => No
 **示例：**
 
 ```ts
-try{
-    notificationManager.on("checkNotification", OnCheckNotification);
-} catch (error){
-    console.info(`notificationManager.on error: ${JSON.stringify(error)}`);
-}
-function OnCheckNotification(info : notificationManager.NotificationCheckInfo) {
+import Base from '@ohos.base';
+
+let OnCheckNotification = (info : notificationManager.NotificationCheckInfo) => {
     console.info(`====>OnCheckNotification info: ${JSON.stringify(info)}`);
     if(info.notificationId == 1){
         let result: notificationManager.NotificationCheckResult =  { code: 1, message: "testMsg1"};
@@ -3984,6 +4252,11 @@ function OnCheckNotification(info : notificationManager.NotificationCheckInfo) {
         return result;
     }
 }
+try{
+    notificationManager.on("checkNotification", OnCheckNotification);
+} catch (error){
+    console.info(`notificationManager.on error: ${JSON.stringify(error)}`);
+}
 ```
 
 ## notificationManager.off<sup>10+</sup>
@@ -4016,6 +4289,8 @@ off(type: 'checkNotification', callback?: (checkInfo: NotificationCheckInfo) =>
 **示例：**
 
 ```ts
+import Base from '@ohos.base';
+
 try{
     notificationManager.off("checkNotification");
 } catch (error){

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

@@ -8,7 +8,7 @@
 
 ## 导入模块
 
-```js
+```ts
 import notificationSubscribe from '@ohos.notificationSubscribe';
 ```
 
@@ -45,23 +45,25 @@ subscribe(subscriber: NotificationSubscriber, info: NotificationSubscribeInfo, c
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 //subscribe回调
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribe success");
-    }
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribe success");
+  }
 }
-function onConsumeCallback(data) {
-	console.info("Consume callback: " + JSON.stringify(data));
+let onConsumeCallback = (data: notificationSubscribe.SubscribeCallbackData) => {
+  console.info("Consume callback: " + JSON.stringify(data));
 }
-let subscriber = {
-    onConsume: onConsumeCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onConsume: onConsumeCallback
 };
-let info = {
-    bundleNames: ["bundleName1","bundleName2"]
+let info: notificationSubscribe.NotificationSubscribeInfo = {
+  bundleNames: ["bundleName1","bundleName2"]
 };
 notificationSubscribe.subscribe(subscriber, info, subscribeCallback);
 ```
@@ -98,19 +100,21 @@ subscribe(subscriber: NotificationSubscriber, callback: AsyncCallback\<void\>):
 
 **示例：**
 
-```js
-function subscribeCallback(err) {
-    if (err) {
-        console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("subscribe success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let subscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`subscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("subscribe success");
+  }
 }
-function onConsumeCallback(data) {
-	console.info("Consume callback: " + JSON.stringify(data));
+let onConsumeCallback = (data: notificationSubscribe.SubscribeCallbackData) => {
+  console.info("Consume callback: " + JSON.stringify(data));
 }
-let subscriber = {
-    onConsume: onConsumeCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onConsume: onConsumeCallback
 };
 notificationSubscribe.subscribe(subscriber, subscribeCallback);
 ```
@@ -149,15 +153,19 @@ subscribe(subscriber: NotificationSubscriber, info?: NotificationSubscribeInfo):
 
 **示例：**
 
-```js
-function onConsumeCallback(data) {
-    console.info("Consume callback: " + JSON.stringify(data));
+```ts
+import Base from '@ohos.base';
+
+let onConsumeCallback = (data: notificationSubscribe.SubscribeCallbackData) => {
+  console.info("Consume callback: " + JSON.stringify(data));
 }
-let subscriber = {
-    onConsume: onConsumeCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onConsume: onConsumeCallback
 };
 notificationSubscribe.subscribe(subscriber).then(() => {
-	console.info("subscribe success");
+  console.info("subscribe success");
+}).catch((err: Base.BusinessError) => {
+  console.error("subscribe fail: " + JSON.stringify(err));
 });
 ```
 
@@ -194,19 +202,21 @@ unsubscribe(subscriber: NotificationSubscriber, callback: AsyncCallback\<void\>)
 
 **示例：**
 
-```js
-function unsubscribeCallback(err) {
-    if (err) {
-        console.error(`unsubscribe failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("unsubscribe success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let unsubscribeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`unsubscribe failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("unsubscribe success");
+  }
 }
-function onDisconnectCallback() {
-	console.info("subscribe disconnect");
+let onDisconnectCallback = () => {
+  console.info("subscribe disconnect");
 }
-let subscriber = {
-    onDisconnect: onDisconnectCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onDisconnect: onDisconnectCallback
 };
 notificationSubscribe.unsubscribe(subscriber, unsubscribeCallback);
 ```
@@ -241,15 +251,19 @@ unsubscribe(subscriber: NotificationSubscriber): Promise\<void\>
 
 **示例：**
 
-```js
-function onDisconnectCallback() {
-	console.info("subscribe disconnect");
+```ts
+import Base from '@ohos.base';
+
+let onDisconnectCallback = () => {
+  console.info("subscribe disconnect");
 }
-let subscriber = {
-    onDisconnect: onDisconnectCallback
+let subscriber: notificationSubscribe.NotificationSubscriber = {
+  onDisconnect: onDisconnectCallback
 };
 notificationSubscribe.unsubscribe(subscriber).then(() => {
-	console.info("unsubscribe success");
+  console.info("unsubscribe success");
+}).catch((err: Base.BusinessError) => {
+  console.error("unsubscribe fail: " + JSON.stringify(err));
 });
 ```
 
@@ -288,22 +302,25 @@ remove(bundle: BundleOption, notificationKey: NotificationKey, reason: RemoveRea
 
 **示例：**
 
-```js
-function removeCallback(err) {
-    if (err) {
-        console.error(`remove failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("remove success");
-    }
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let removeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`remove failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("remove success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: NotificationManager.BundleOption = {
+  bundle: "bundleName1",
 };
-let notificationKey = {
-    id: 0,
-    label: "label",
+let notificationKey: notificationSubscribe.NotificationKey = {
+  id: 0,
+  label: "label",
 };
-let reason = notificationSubscribe.RemoveReason.CLICK_REASON_REMOVE;
+let reason: notificationSubscribe.RemoveReason = notificationSubscribe.RemoveReason.CLICK_REASON_REMOVE;
 notificationSubscribe.remove(bundle, notificationKey, reason, removeCallback);
 ```
 
@@ -343,17 +360,22 @@ remove(bundle: BundleOption, notificationKey: NotificationKey, reason: RemoveRea
 
 **示例：**
 
-```js
-let bundle = {
-    bundle: "bundleName1",
+```ts
+import Base from '@ohos.base';
+import NotificationManager from '@ohos.notificationManager';
+
+let bundle: NotificationManager.BundleOption = {
+  bundle: "bundleName1",
 };
-let notificationKey = {
-    id: 0,
-    label: "label",
+let notificationKey: notificationSubscribe.NotificationKey = {
+  id: 0,
+  label: "label",
 };
-let reason = notificationSubscribe.RemoveReason.CLICK_REASON_REMOVE;
+let reason: notificationSubscribe.RemoveReason = notificationSubscribe.RemoveReason.CLICK_REASON_REMOVE;
 notificationSubscribe.remove(bundle, notificationKey, reason).then(() => {
-	console.info("remove success");
+  console.info("remove success");
+}).catch((err: Base.BusinessError) => {
+  console.error("remove fail: " + JSON.stringify(err));
 });
 ```
 
@@ -390,17 +412,19 @@ remove(hashCode: string, reason: RemoveReason, callback: AsyncCallback\<void\>):
 
 **示例：**
 
-```js
-let hashCode = 'hashCode';
+```ts
+import Base from '@ohos.base';
 
-function removeCallback(err) {
-    if (err) {
-        console.error(`remove failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("remove success");
-    }
+let hashCode: string = 'hashCode';
+
+let removeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`remove failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("remove success");
+  }
 }
-let reason = notificationSubscribe.RemoveReason.CANCEL_REASON_REMOVE;
+let reason: notificationSubscribe.RemoveReason = notificationSubscribe.RemoveReason.CANCEL_REASON_REMOVE;
 notificationSubscribe.remove(hashCode, reason, removeCallback);
 ```
 
@@ -436,11 +460,15 @@ remove(hashCode: string, reason: RemoveReason): Promise\<void\>
 
 **示例：**
 
-```js
-let hashCode = 'hashCode';
-let reason = notificationSubscribe.RemoveReason.CLICK_REASON_REMOVE;
+```ts
+import Base from '@ohos.base';
+
+let hashCode: string = 'hashCode';
+let reason: notificationSubscribe.RemoveReason = notificationSubscribe.RemoveReason.CLICK_REASON_REMOVE;
 notificationSubscribe.remove(hashCode, reason).then(() => {
 	console.info("remove success");
+}).catch((err: Base.BusinessError) => {
+  console.error("remove fail: " + JSON.stringify(err));
 });
 ```
 ## NotificationSubscribe.remove<sup>10+<sup>
@@ -475,17 +503,19 @@ remove(hashCodes: Array\<String\>, reason: RemoveReason, callback: AsyncCallback
 
 **示例：**
 
-```js
-let hashCodes = ['hashCode1', 'hashCode2'];
+```ts
+import Base from '@ohos.base';
 
-function removeCallback(err) {
-    if (err) {
-        console.error(`remove failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("remove success");
-    }
+let hashCodes: string[] = ['hashCode1', 'hashCode2'];
+
+let removeCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`remove failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("remove success");
+  }
 }
-let reason = notificationSubscribe.RemoveReason.CANCEL_REASON_REMOVE;
+let reason: notificationSubscribe.RemoveReason = notificationSubscribe.RemoveReason.CANCEL_REASON_REMOVE;
 notificationSubscribe.remove(hashCodes, reason, removeCallback);
 ```
 
@@ -520,11 +550,15 @@ remove(hashCodes: Array\<String\>, reason: RemoveReason): Promise\<void\>
 
 **示例：**
 
-```js
-let hashCodes = ['hashCode1','hashCode2'];
-let reason = notificationSubscribe.RemoveReason.CLICK_REASON_REMOVE;
+```ts
+import Base from '@ohos.base';
+
+let hashCodes: string[] = ['hashCode1','hashCode2'];
+let reason: notificationSubscribe.RemoveReason = notificationSubscribe.RemoveReason.CLICK_REASON_REMOVE;
 notificationSubscribe.remove(hashCodes, reason).then(() => {
-    console.info("remove success");
+  console.info("remove success");
+}).catch((err: Base.BusinessError) => {
+  console.error("remove fail: " + JSON.stringify(err));
 });
 ```
 
@@ -560,16 +594,18 @@ removeAll(bundle: BundleOption, callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
-function removeAllCallback(err) {
-    if (err) {
-        console.error(`removeAll failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("removeAll success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let removeAllCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`removeAll failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("removeAll success");
+  }
 }
-let bundle = {
-    bundle: "bundleName1",
+let bundle: notificationSubscribe.BundleOption = {
+  bundle: "bundleName1",
 };
 notificationSubscribe.removeAll(bundle, removeAllCallback);
 ```
@@ -604,8 +640,10 @@ removeAll(callback: AsyncCallback\<void\>): void
 
 **示例：**
 
-```js
-function removeAllCallback(err) {
+```ts
+import Base from '@ohos.base';
+
+let removeAllCallback = (err: Base.BusinessError) => {
     if (err) {
         console.error(`removeAll failed, code is ${err.code}, message is ${err.message}`);
     } else {
@@ -647,10 +685,14 @@ removeAll(bundle?: BundleOption): Promise\<void\>
 
 **示例：**
 
-```js
+```ts
+import Base from '@ohos.base';
+
 // 不指定应用时，删除所有通知
 notificationSubscribe.removeAll().then(() => {
 	console.info("removeAll success");
+}).catch((err: Base.BusinessError) => {
+  console.error("removeAll fail: " + JSON.stringify(err));
 });
 ```
 
@@ -686,16 +728,18 @@ removeAll(userId: number, callback: AsyncCallback\<void>): void
 
 **示例：**
 
-```js
-function removeAllCallback(err) {
-    if (err) {
-        console.error(`removeAll failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("removeAll success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let removeAllCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`removeAll failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("removeAll success");
+  }
 }
 
-let userId = 1;
+let userId: number = 1;
 
 notificationSubscribe.removeAll(userId, removeAllCallback);
 ```
@@ -731,16 +775,18 @@ removeAll(userId: number): Promise\<void>
 
 **示例：**
 
-```js
-function removeAllCallback(err) {
-    if (err) {
-        console.error(`removeAll failed, code is ${err.code}, message is ${err.message}`);
-    } else {
-        console.info("removeAll success");
-    }
+```ts
+import Base from '@ohos.base';
+
+let removeAllCallback = (err: Base.BusinessError) => {
+  if (err) {
+    console.error(`removeAll failed, code is ${err.code}, message is ${err.message}`);
+  } else {
+    console.info("removeAll success");
+  }
 }
 
-let userId = 1;
+let userId: number = 1;
 
 notificationSubscribe.removeAll(userId, removeAllCallback);
 ```

zh-cn/application-dev/reference/apis/js-apis-system-notification.md

@@ -51,11 +51,7 @@ show(options?: ShowNotificationOptions): void
 
 **示例：**
 ```ts
-class NotificationClass {
-  show: Function
-}
-
-let notificationObj: NotificationClass = {
+let notificationObj: notification = {
   show() {
     notification.show({
       contentTitle: 'title info',
@@ -69,5 +65,5 @@ let notificationObj: NotificationClass = {
   }
 }
 
-export default  notificationObj
+export default notificationObj
 ```
\ No newline at end of file