diff --git a/zh-cn/application-dev/security/accesstoken-guidelines.md b/zh-cn/application-dev/security/accesstoken-guidelines.md
index 445fcdeecd2d788663ec8a33c0a970491fe0ea4b..eea99f1d5929f72dbfae11314c3d2c7e8acba030 100644
--- a/zh-cn/application-dev/security/accesstoken-guidelines.md
+++ b/zh-cn/application-dev/security/accesstoken-guidelines.md
@@ -370,7 +370,7 @@
 
 通过调用[requestPermissionsFromUser()](../reference/apis/js-apis-inner-app-context.md#contextrequestpermissionsfromuser7)接口向用户动态申请授权。
 
-```js
+```ts
 import { BusinessError } from '@ohos.base';
 import featureAbility from '@ohos.ability.featureAbility';
 
@@ -378,7 +378,7 @@ reqPermissions() {
     let context = featureAbility.getContext();
     let array:Array<string> = ["ohos.permission.PERMISSION2"];
     //requestPermissionsFromUser会判断权限的授权状态来决定是否唤起弹窗
-    context.requestPermissionsFromUser(array, 1).then(function(data) {
+    context.requestPermissionsFromUser(array, 1).then(data => {
         console.log("data:" + JSON.stringify(data));
         console.log("data permissions:" + JSON.stringify(data.permissions));
         console.log("data result:" + JSON.stringify(data.authResults));