Update js-apis

Signed-off-by: Nxuchenghua09 <xuchenghua09@huawei.com>

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

-# Context模块(JS端SDK接口)
+# Context模块
 
-#### 支持设备
+## 支持设备
 
 | API                                                          | 手机 | 平板 | 智慧屏 | 智能穿戴 | 轻量级智能穿戴 | 智慧视觉设备 |
 | ------------------------------------------------------------ | ---- | ---- | ------ | -------- | -------------- | ------------ |
@@ -23,18 +23,22 @@
 | Context.getCallingBundle(callback: AsyncCallback\<string>)   | 支持 | 支持 | 支持   | 支持     | 不支持         | 不支持       |
 | Context.getCallingBundle()                                   | 支持 | 支持 | 支持   | 支持     | 不支持         | 不支持       |
 
-#### 权限列表
+## 导入模块
 
-**ohos.permission.RUNNING_LOCK permission**
+```js
+import featureAbility from '@ohos.ability.featureAbility'
+import bundle from '@ohos.bundle'
+```
 
-#### 导入模块
+Context对象是在featureAbility中创建实例，并通过featureAbility的getContext()接口返回，因此在使用Context时，必须导入@ohos.ability.featureAbility库。示例如下：
 
-```
+```js
 import featureAbility from '@ohos.ability.featureAbility'
-import bundle from '@ohos.bundle'
+var context = featureAbility.getContext();
+context.getOrCreateLocalDir()
 ```
 
-#### Context.getOrCreateLocalDir(callback: AsyncCallback\<string>)
+## Context.getOrCreateLocalDir(callback: AsyncCallback<string>)
 
 - 接口说明
 
@@ -44,24 +48,26 @@ import bundle from '@ohos.bundle'
 
 
 | 名称     | 读写属性 | 类型                   | 必填 | 描述                     |
-| -------- | -------- | ----------------------- | ---- | ---------------- |
-| callback | 只读     | AsyncCallback\<string>) | 是   | 被指定的回调方法 |
+| -------- | -------- | ---------------------- | ---- | ------------------------ |
+| callback | 只读     | AsyncCallback\<string> | 是   | 返回应用程序的本地根目录 |
 
 - 返回值
 
-  根目录
+  void
 
 - 示例
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
 var context = featureAbility.getContext();
-context.getOrCreateLocalDir()
+context.getOrCreateLocalDir((err, data)=>{
+    console.info("data=" + data);
+})
 ```
 
 
 
-#### Context.getOrCreateLocalDir()
+## Context.getOrCreateLocalDir()
 
 - 接口说明
 
@@ -69,7 +75,9 @@ context.getOrCreateLocalDir()
 
 - 返回值
 
-  根目录
+  | 类型            | 说明                 |
+  | --------------- | -------------------- |
+  | Promise<string> | 应用程序的本地根目录 |
 
 - 示例
 
@@ -81,33 +89,31 @@ context.getOrCreateLocalDir().then((void) => {
 });
 ```
 
+## PermissionOptions类型说明
 
+| 名称 | 读写属性 | 类型   | 必填 | 描述   |
+| ---- | -------- | ------ | ---- | ------ |
+| pid  | 只读     | number | 否   | 进程id |
+| uid  | 只读     | number | 否   | 用户id |
 
-#### Context.verifyPermission(permission: string, options: PermissionOptions, callback: AsyncCallback\<number>)
+## Context.verifyPermission(permission: string, options: PermissionOptions, callback: AsyncCallback<number>)
 
 - 接口说明
 
   验证系统中运行的特定pid和uid是否允许指定的权限(callback形式)
 
-- verifyPermission参数描述
+- 参数描述
 
 
 | 名称       | 读写属性 | 类型                                            | 必填 | 描述                                |
-| ---------- | -------- | ---------------------- | ---- | ---------------- |
+| ---------- | -------- | ----------------------------------------------- | ---- | ----------------------------------- |
 | permission | 只读     | string                                          | 是   | 指定权限的名称                      |
-| options    | 只读     | PermissionOptions      | 是   | 进程id           |
-| callback   | 只读     | AsyncCallback\<number> | 是   | 被指定的回调方法 |
-
-- PermissionOptions类型说明
-
-| 名称 | 读写属性 | 类型   | 必填 | 描述   |
-| ---- | -------- | ------ | ---- | ------ |
-| pid  | 只读     | number | 否   | 进程id |
-| uid  | 只读     | number | 否   | 用户id |
+| options    | 只读     | [PermissionOptions](#PermissionOptions类型说明) | 是   | 进程id                              |
+| callback   | 只读     | AsyncCallback\<number>                          | 是   | 返回权限验证结果，0有权限，-1无权限 |
 
 - 返回值
 
-  如果PID和UID具有权限，则使用{@code 0}进行异步回调；否则使用{@code-1}回调。
+  void
 
 - 示例
 
@@ -116,29 +122,29 @@ import featureAbility from '@ohos.ability.featureAbility'
 import bundle from '@ohos.bundle'
 var context = featureAbility.getContext();
 var datainfo = await bundle.getBundleInfo('com.context.test',1);
-context.verifyPermission("com.example.permission",datainfo.uid,)
+context.verifyPermission("com.example.permission",datainfo.uid)
 
 ```
 
 
 
-#### Context.verifyPermission(permission: string, callback: AsyncCallback\<number>)
+## Context.verifyPermission(permission: string, callback: AsyncCallback<number>)
 
 - 接口说明
 
-  验证系统中运行的特定pid和uid是否允许指定的权限(callback形式)
+  验证系统中运行的特定pid和uid是否具有指定的权限(callback形式)
 
 - 参数描述
 
 
 | 名称       | 读写属性 | 类型                   | 必填 | 描述                                |
-| ---------- | -------- | ----------------------- | ---- | ---------------- |
+| ---------- | -------- | ---------------------- | ---- | ----------------------------------- |
 | permission | 只读     | string                 | 是   | 指定权限的名称                      |
-| callback   | 只读     | AsyncCallback\<number>) | 是   | 被指定的回调方法 |
+| callback   | 只读     | AsyncCallback\<number> | 是   | 返回权限验证结果，0有权限，-1无权限 |
 
 - 返回值
 
-  如果PID和UID具有权限，则使用{@code 0}进行异步回调；否则使用{@code-1}回调。
+  void
 
 - 示例
 
@@ -150,29 +156,24 @@ context.verifyPermission("com.example.permission")
 
 
 
-#### Context.verifyPermission(permission: string, options?: PermissionOptions)
+## Context.verifyPermission(permission: string, options?: PermissionOptions)
 
 - 接口说明
 
-  验证系统中运行的特定pid和uid是否允许指定的权限(Promise形式)
-- verifyPermission参数描述
+  验证系统中运行的特定pid和uid是否具有指定的权限(Promise形式)
+- 参数描述
 
 
 | 名称       | 读写属性 | 类型                                            | 必填 | 描述           |
-| ---------- | -------- | ----------------- | ---- | -------------- |
+| ---------- | -------- | ----------------------------------------------- | ---- | -------------- |
 | permission | 只读     | string                                          | 是   | 指定权限的名称 |
-| options    | 只读     | PermissionOptions | 否   | 进程id         |
-
-- PermissionOptions类型说明
-
-| 名称 | 读写属性 | 类型   | 必填 | 描述   |
-| ---- | -------- | ------ | ---- | ------ |
-| pid  | 只读     | number | 否   | 进程id |
-| uid  | 只读     | number | 否   | 用户id |
+| options    | 只读     | [PermissionOptions](#PermissionOptions类型说明) | 否   | 进程id         |
 
 - 返回值
 
-  如果PID和UID具有权限，则使用{@code 0}进行异步回调；否则使用{@code-1}回调。
+  | 类型            | 说明                                                         |
+  | --------------- | ------------------------------------------------------------ |
+  | Promise<number> | 如果pid和uid具有权限，则使用{@code 0}进行异步回调；否则使用{@code-1}回调。 |
 
 - 示例
 
@@ -185,9 +186,17 @@ context.getOrCreateLocalDir('com.context.permission',Permission).then((void) =>
 });
 ```
 
+## PermissionRequestResult类型说明
+
+| 名称        | 读写属性 | 类型           | 必填 | 描述               |
+| ----------- | -------- | -------------- | ---- | ------------------ |
+| requestCode | 只读     | number         | 是   | 用户传入的请求代码 |
+| permissions | 只读     | Array\<string> | 是   | 用户传入的权限     |
+| authResults | 只读     | Array\<number> | 是   | 求权限的结果       |
+
 
 
-#### Context.requestPermissionsFromUser(permissions: Array\<string>, requestCode: number, resultCallback: AsyncCallback\<PermissionRequestResult>)
+## Context.requestPermissionsFromUser(permissions: Array<string>, requestCode: number, resultCallback: AsyncCallback<[PermissionRequestResult](#PermissionRequestResult类型说明)>)
 
 - 接口说明
 
@@ -197,18 +206,10 @@ context.getOrCreateLocalDir('com.context.permission',Permission).then((void) =>
 
 
 | 名称           | 读写属性 | 类型                                                         | 必填 | 描述                                          |
-| -------------- | -------- | ---------------------------------------- | ---- | --------------------------------------------- |
+| -------------- | -------- | ------------------------------------------------------------ | ---- | --------------------------------------------- |
 | permissions    | 只读     | Array\<string>                                               | 是   | 指示要请求的权限列表。此参数不能为null        |
 | requestCode    | 只读     | number                                                       | 是   | 指示要传递给PermissionRequestResult的请求代码 |
-| resultCallback | 只读     | AsyncCallback\<PermissionRequestResult>) | 是   | 被指定的回调方法                              |
-- PermissionRequestResult类型说明
-
-| 名称        | 读写属性 | 类型           | 必填 | 描述               |
-| ----------- | -------- | -------------- | ---- | ------------------ |
-| requestCode | 只读     | number         | 是   | 用户传入的请求代码 |
-| permissions | 只读     | Array\<string> | 是   | 用户传入的权限     |
-| authResults | 只读     | Array\<number> | 是   | 求权限的结果       |
-
+| resultCallback | 只读     | AsyncCallback\<[PermissionRequestResult](#PermissionRequestResult类型说明)> | 是   | 返回授权结果信息                              |
 - 返回值
 
   void
@@ -230,7 +231,7 @@ context.getOrCreateLocalDir(
 
 
 
-#### Context.getApplicationInfo(callback: AsyncCallback\<ApplicationInfo>)  
+## Context.getApplicationInfo(callback: AsyncCallback<ApplicationInfo>)
 
 - 接口说明
 
@@ -239,8 +240,8 @@ context.getOrCreateLocalDir(
 - 参数描述
 
   | 名称     | 读写属性 | 类型                            | 必填 | 描述                   |
-  | -------- | -------- | ------------------------------- | ---- | -------------------- |
-  | callback | 只读     | AsyncCallback\<ApplicationInfo> | 是   | 表示被指定的回调方法 |
+  | -------- | -------- | ------------------------------- | ---- | ---------------------- |
+  | callback | 只读     | AsyncCallback\<ApplicationInfo> | 是   | 返回当前应用程序的信息 |
 
 - 返回值
 
@@ -256,7 +257,7 @@ context.getApplicationInfo()
 
 
 
-#### Context.getApplicationInfo()  
+## Context.getApplicationInfo
 
 - 接口说明
 
@@ -264,11 +265,13 @@ context.getApplicationInfo()
 
 - 参数描述
 
-  Null
+  无
 
 - 返回值
 
-  void
+  | 类型                     | 说明               |
+  | ------------------------ | ------------------ |
+  | Promise<ApplicationInfo> | 当前应用程序的信息 |
 
 - 示例
 
@@ -282,7 +285,7 @@ context.getApplicationInfo().then((void) => {
 
 
 
-####  Context.getBundleName(callback: AsyncCallback\<string>)   
+##  Context.getBundleName(callback: AsyncCallback<string>)
 
 - 接口说明
 
@@ -291,8 +294,8 @@ context.getApplicationInfo().then((void) => {
 - 参数描述
 
   | 名称     | 读写属性 | 类型                   | 必填 | 描述                        |
-  | -------- | -------- | ---------------------- | ---- | -------------------- |
-  | callback | 只读     | AsyncCallback\<string> | 是   | 表示被指定的回调方法 |
+  | -------- | -------- | ---------------------- | ---- | --------------------------- |
+  | callback | 只读     | AsyncCallback\<string> | 是   | 返回当前ability的捆绑包名称 |
 
 - 返回值
 
@@ -308,7 +311,7 @@ context.getBundleName()
 
 
 
-#### Context.getBundleName()  
+## Context.getBundleName
 
 - 接口说明
 
@@ -316,11 +319,13 @@ context.getBundleName()
 
 - 参数描述
 
-  Null
+  无
 
 - 返回值
 
-  void
+  | 类型            | 说明                    |
+  | --------------- | ----------------------- |
+  | Promise<string> | 当前ability的捆绑包名称 |
 
 - 示例
 
@@ -334,7 +339,7 @@ context.getBundleName().then((void) => {
 
 
 
-####  Context.getProcessInfo(callback: AsyncCallback\<ProcessInfo>)   
+##  Context.getProcessInfo(callback: AsyncCallback<ProcessInfo>)
 
 - 接口说明
 
@@ -343,8 +348,8 @@ context.getBundleName().then((void) => {
 - 参数描述
 
   | 名称     | 读写属性 | 类型                        | 必填 | 描述               |
-  | -------- | -------- | --------------------------- | ---- | -------------------- |
-  | callback | 只读     | AsyncCallback\<ProcessInfo> | 是   | 表示被指定的回调方法 |
+  | -------- | -------- | --------------------------- | ---- | ------------------ |
+  | callback | 只读     | AsyncCallback\<ProcessInfo> | 是   | 返回当前进程的信息 |
 
 - 返回值
 
@@ -360,19 +365,21 @@ context.getProcessInfo()
 
 
 
-#### Context.getProcessInfo()  
+## Context.getProcessInfo
 
 - 接口说明
 
-  获取有关当前进程的信息，包括进程ID和名称（Promise形式)
+  获取有关当前进程的信息，包括进程id和名称（Promise形式)
 
 - 参数描述
 
-  Null
+  无
 
 - 返回值
 
-  void
+  | 类型                 | 说明           |
+  | -------------------- | -------------- |
+  | Promise<ProcessInfo> | 当前进程的信息 |
 
 - 示例
 
@@ -386,17 +393,17 @@ context.getProcessInfo().then((void) => {
 
 
 
-####  Context.getElementName(callback: AsyncCallback\<ElementName>)  
+##  Context.getElementName(callback: AsyncCallback<ElementName>)
 
 - 接口说明
 
-  获取当前能力的ohos.bundle.ElementName对象。此方法仅适用于页面功能(callback形式）
+  获取当前ability的ohos.bundle.ElementName对象。此方法仅适用于页面功能(callback形式）
 
 - 参数描述
 
   | 名称     | 读写属性 | 类型                        | 必填 | 描述                                         |
-  | -------- | -------- | --------------------------- | ---- | -------------------- |
-  | callback | 只读     | AsyncCallback\<ElementName> | 是   | 表示被指定的回调方法 |
+  | -------- | -------- | --------------------------- | ---- | -------------------------------------------- |
+  | callback | 只读     | AsyncCallback\<ElementName> | 是   | 返回当前ability的ohos.bundle.ElementName对象 |
 
 - 返回值
 
@@ -412,7 +419,7 @@ context.getElementName()
 
 
 
-#### Context.getElementName()  
+## Context.getElementName
 
 - 接口说明
 
@@ -420,11 +427,13 @@ context.getElementName()
 
 - 参数描述
 
-  Null
+  无
 
 - 返回值
 
-  void
+  | 类型                 | 说明                                     |
+  | -------------------- | ---------------------------------------- |
+  | Promise<ElementName> | 当前ability的ohos.bundle.ElementName对象 |
 
 - 示例
 
@@ -436,9 +445,7 @@ context.getElementName().then((void) => {
 });
 ```
 
-####   
-
-#### Context.getProcessName(callback: AsyncCallback\<string>)
+##   **Context.getProcessName(callback: AsyncCallback<string>)**
 
 - 接口说明
 
@@ -447,8 +454,8 @@ context.getElementName().then((void) => {
 - 参数描述
 
   | 名称     | 读写属性 | 类型                   | 必填 | 描述               |
-  | -------- | -------- | ---------------------- | ---- | -------------------- |
-  | callback | 只读     | AsyncCallback\<string> | 是   | 表示被指定的回调方法 |
+  | -------- | -------- | ---------------------- | ---- | ------------------ |
+  | callback | 只读     | AsyncCallback\<string> | 是   | 返回当前进程的名称 |
 
 - 返回值
 
@@ -464,7 +471,7 @@ context.getProcessName()
 
 
 
-#### Context.getProcessName()
+## Context.getProcessName
 
 - 接口说明
 
@@ -472,11 +479,13 @@ context.getProcessName()
 
 - 参数描述
 
-  Null
+  无
 
 - 返回值
 
-  void
+  | 类型            | 说明           |
+  | --------------- | -------------- |
+  | Promise<string> | 当前进程的名称 |
 
 - 示例
 
@@ -490,17 +499,17 @@ context.getProcessName().then((void) => {
 
 
 
-#### Context.getCallingBundle(callback: AsyncCallback\<string>)
+## Context.getCallingBundle(callback: AsyncCallback<string>)
 
 - 接口说明
 
-  获取调用当前能力的能力的捆绑包名称(callback形式）
+  获取调用当前ability捆绑包名称(callback形式）
 
 - 参数描述
 
   | 名称     | 读写属性 | 类型                   | 必填 | 描述                      |
-  | -------- | -------- | ---------------------- | ---- | -------------------- |
-  | callback | 只读     | AsyncCallback\<string> | 是   | 表示被指定的回调方法 |
+  | -------- | -------- | ---------------------- | ---- | ------------------------- |
+  | callback | 只读     | AsyncCallback\<string> | 是   | 返回当前ability捆绑包名称 |
 
 - 返回值
 
@@ -516,19 +525,23 @@ context.getCallingBundle()
 
 
 
-#### Context.getCallingBundle()
+## Context.getCallingBundle
 
 - 接口说明
 
-  获取调用当前能力的能力的捆绑包名称(Promise形式)
+  获取调用当前ability捆绑包名称(Promise形式)
 
 - 参数描述
 
-  Null
+  无
 
 - 返回值
 
-  void
+  | 类型            | 说明                      |
+  | --------------- | ------------------------- |
+  | Promise<string> | 调用当前ability捆绑包名称 |
+
+  
 
 - 示例
 

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

-### DataUriUtils模块(JS端SDK接口)
+# DataUriUtils模块
 
-#### 权限列表
-
-ohos.permission.RUNNING_LOCK permission
-
-#### 导入模块
+## 导入模块
 
 ```js
-import notify from '@ohos.ability.dataUriUtils';
+import dataUriUtils from '@ohos.ability.dataUriUtils';
 ```
 
-#### DataUriUtils.getId(uri: string)
+## DataUriUtils.getId
 
 - 接口说明
 
@@ -36,7 +32,7 @@ dataUriUtils.getIdSync("com.example.dataUriUtils/1221")
 
 
 
-#### DataUriUtils.attachId(uri: string, id: number)  
+## DataUriUtils.attachId
 
 - 接口说明
 
@@ -67,7 +63,7 @@ dataUriUtils.attachId(
 
 
 
-#### DataUriUtils.deleteId(uri: string)
+## DataUriUtils.deleteId
 
 - 接口说明
 
@@ -92,7 +88,7 @@ dataUriUtils.deleteId("com.example.dataUriUtils/1221")
 
 
 
-#### DataUriUtils.updateId(uri: string, id: number) 
+## DataUriUtils.updateId
 
 - 接口说明 
 

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

@@ -29,10 +29,6 @@
 | DataAbilityHelper.query(uri: string, columns: Array\<string>, predicates: dataAbility.DataAbilityPredicates, callback: AsyncCallback\<ResultSet>) | 支持 | 支持 | 支持   | 支持     | 不支持         | 不支持       |
 | DataAbilityHelper.query(uri: string, columns: Array\<string>, predicates: dataAbility.DataAbilityPredicates) | 支持 | 支持 | 支持   | 支持     | 不支持         | 不支持       |
 
-#### 权限列表
-
-ohos.permission.RUNNING_LOCK permission
-
 #### 导入模块
 
 ```
@@ -64,14 +60,16 @@ import ohos_data_rdb from '@ohos.data.rdb'
 
 ```javascript
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 var mode = "rwt";
 DAHelper.openFile(
     "dataability:///com.example.DataAbility",
     mode,
-)
+    (err) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.openFile(uri: string, mode: string)
@@ -95,7 +93,7 @@ DAHelper.openFile(
 
 ```javascript
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 var mode = "rwt";
@@ -128,12 +126,16 @@ DAHelper.openFile(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var helper = await featureAbility.getDataAbilityHelper(
+var helper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
+function onChangeNotify() {
+    console.info("==========================>onChangeNotify=======================>");
+};
 helper.on(
     "dataChange",
     "dataability:///com.example.DataAbility",
+    onChangeNotify
 )
 ```
 
@@ -159,13 +161,21 @@ helper.on(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var helper = await featureAbility.getDataAbilityHelper(
+var helper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
+function onChangeNotify() {
+    console.info("==========================>onChangeNotify=======================>");
+};
 helper.off(
     "dataChange",
     "dataability:///com.example.DataAbility",
 )
+helper.off(
+    "dataChange",
+    "dataability:///com.example.DataAbility",
+    onChangeNotify
+)
 ```
 
 #### DataAbilityHelper.getType(uri: string, callback: AsyncCallback\<string>)
@@ -189,12 +199,14 @@ helper.off(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.getType(
-    "dataability:///com.example.DataAbility"
-)
+    "dataability:///com.example.DataAbility",
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.getType(uri: string)
@@ -217,12 +229,12 @@ DAHelper.getType(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.getType(
     "dataability:///com.example.DataAbility"
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>getTypeCallback=======================>");
 });
 ```
@@ -236,10 +248,10 @@ DAHelper.getType(
 - 参数描述
 
   | 名称           | 读写属性 | 类型                           | 必填 | 描述                         |
-  | -------------- | -------- | ---------------------- | ---- | ---------------------------- |
+  | -------------- | -------- | ------------------------------ | ---- | ---------------------------- |
   | uri            | 只读     | string                         | 是   | 指示要获取的文件的路径。     |
   | mimeTypeFilter | 只读     | string                         | 是   | 指示要获取的文件的MIME类型。 |
-  | callback       | 只读     | AsyncCallback\<string> | 是   | 回调方法                     |
+  | callback       | 只读     | AsyncCallback\<Array\<string>> | 是   | 回调方法                     |
 
 - 返回值
 
@@ -249,13 +261,15 @@ DAHelper.getType(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.getFileTypes(
     "dataability:///com.example.DataAbility",
-    "image/*"
-)
+    "image/*",
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.getFileTypes(uri: string, mimeTypeFilter: string)
@@ -279,13 +293,13 @@ DAHelper.getFileTypes(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.getFileTypes(
     "dataability:///com.example.DataAbility",
     "image/*"
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>getFileTypesCallback=======================>");
 });
 ```
@@ -311,12 +325,14 @@ DAHelper.getFileTypes(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.normalizeUri(
     "dataability:///com.example.DataAbility",
-)
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.normalizeUri(uri: string)
@@ -339,12 +355,12 @@ DAHelper.normalizeUri(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.normalizeUri(
     "dataability:///com.example.DataAbility",
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>normalizeUriCallback=======================>");
 });
 ```
@@ -370,12 +386,14 @@ DAHelper.normalizeUri(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.denormalizeUri(
-    "dataability:///com.example.DataAbility",
-)
+    "dataability:///com.example.DataAbility",,
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.denormalizeUri(uri: string)
@@ -398,12 +416,12 @@ DAHelper.denormalizeUri(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.denormalizeUri(
     "dataability:///com.example.DataAbility",
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>denormalizeUriCallback=======================>");
 });
 ```
@@ -429,12 +447,14 @@ DAHelper.denormalizeUri(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var helper = await featureAbility.getDataAbilityHelper(
+var helper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 helper.notifyChange(
-    "dataability:///com.example.DataAbility",
-)
+    "dataability:///com.example.DataAbility",,
+    (err) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.notifyChange(uri: string)
@@ -457,7 +477,7 @@ helper.notifyChange(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 DAHelper.notifyChange(
@@ -489,7 +509,7 @@ DAHelper.notifyChange(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 const valueBucket = {
@@ -500,8 +520,10 @@ const valueBucket = {
 }
 DAHelper.insert(
     "dataability:///com.example.DataAbility",
-    valueBucket
-)
+    valueBucket,
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.insert(uri: string, valuesBucket: rdb.ValuesBucket)
@@ -525,7 +547,7 @@ DAHelper.insert(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 const valueBucket = {
@@ -537,7 +559,7 @@ const valueBucket = {
 DAHelper.insert(
     "dataability:///com.example.DataAbility",
     valueBucket
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>insertCallback=======================>");
 });
 ```
@@ -564,7 +586,7 @@ DAHelper.insert(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 var cars = new Array({"name": "roe11", "age": 21, "salary": 20.5, "blobType": u8,},
@@ -572,8 +594,10 @@ var cars = new Array({"name": "roe11", "age": 21, "salary": 20.5, "blobType": u8
                      {"name": "roe13", "age": 21, "salary": 20.5, "blobType": u8,})
 DAHelper.batchInsert(
     "dataability:///com.example.DataAbility",
-    cars
-)
+    cars,
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.batchInsert(uri: string, valuesBuckets: Array<rdb.ValuesBucket>)
@@ -597,7 +621,7 @@ DAHelper.batchInsert(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 var cars = new Array({"name": "roe11", "age": 21, "salary": 20.5, "blobType": u8,},
@@ -606,7 +630,7 @@ var cars = new Array({"name": "roe11", "age": 21, "salary": 20.5, "blobType": u8
 DAHelper.batchInsert(
     "dataability:///com.example.DataAbility",
     cars
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>batchInsertCallback=======================>");
 });
 ```
@@ -634,14 +658,16 @@ DAHelper.batchInsert(
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
 import ohos_data_ability from '@ohos.data.dataability'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 let da = new ohos_data_ability.DataAbilityPredicates()
 DAHelper.delete(
     "dataability:///com.example.DataAbility",
-    da
-)
+    da,
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.delete(uri: string, predicates: dataAbility.DataAbilityPredicates)
@@ -665,14 +691,14 @@ DAHelper.delete(
 
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 let da = new ohos_data_ability.DataAbilityPredicates()
 DAHelper.delete(
     "dataability:///com.example.DataAbility",
     da
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>deleteCallback=======================>");
 });
 ```
@@ -701,7 +727,7 @@ DAHelper.delete(
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
 import ohos_data_ability from '@ohos.data.dataability'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 const va = {
@@ -714,8 +740,10 @@ let da = new ohos_data_ability.DataAbilityPredicates()
 DAHelper.update(
     "dataability:///com.example.DataAbility",
     va,
-    da
-)
+    da,
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 #### DataAbilityHelper.update(uri: string, valuesBucket: rdb.ValuesBucket, predicates: dataAbility.DataAbilityPredicates)
@@ -741,7 +769,7 @@ DAHelper.update(
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
 import ohos_data_ability from '@ohos.data.dataability'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 const va = {
@@ -755,7 +783,7 @@ DAHelper.update(
     "dataability:///com.example.DataAbility",
     va,
     da
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>updateCallback=======================>");
 });
 ```
@@ -784,7 +812,7 @@ DAHelper.update(
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
 import ohos_data_ability from '@ohos.data.dataability'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 var cars=new Array({"value1"}, {"value2"}, {"value3"}, {"value4"});
@@ -792,8 +820,10 @@ let da = new ohos_data_ability.DataAbilityPredicates()
 DAHelper.query(
     "dataability:///com.example.DataAbility",
     cars,
-    da
-)
+    da,
+    (err, data) => {
+		console.info("==========================>Called=======================>");
+});
 ```
 
 
@@ -821,7 +851,7 @@ DAHelper.query(
 ```js
 import featureAbility from '@ohos.ability.featureAbility'
 import ohos_data_ability from '@ohos.data.dataability'
-var DAHelper = await featureAbility.getDataAbilityHelper(
+var DAHelper = featureAbility.acquireDataAbilityHelper(
     "dataability:///com.example.DataAbility"
 );
 var cars=new Array({"value1"}, {"value2"}, {"value3"}, {"value4"});
@@ -830,8 +860,7 @@ DAHelper.query(
     "dataability:///com.example.DataAbility",
     cars,
     da
-	).then((void) => {
+	).then((data) => {
 		console.info("==========================>queryCallback=======================>");
 });
 ```
\ No newline at end of file
-