diff --git a/zh-cn/application-dev/reference/apis/js-apis-rpc.md b/zh-cn/application-dev/reference/apis/js-apis-rpc.md
index 72919bb0270dde5cd5b12413d9415254eb2b1496..a89d9316e4c32cb6f422878646465cacfaba9ecd 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-rpc.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-rpc.md
@@ -4200,7 +4200,6 @@ sendRequestAsync请求的响应处理函数，服务端在该函数里同步或
   **同时重载onRemoteRequestEx和onRemoteRequest方法异步处理请求示例：**
 
   ```ets
-  int index = 0;
   class MyDeathRecipient {
       onRemoteDied() {
           console.log("server died");