From 6d9ec311844da32d17540f2efb2a68e5e9ecb48d Mon Sep 17 00:00:00 2001
From: raoxian <raoxian@huawei.com>
Date: Thu, 16 Jun 2022 17:03:48 +0800
Subject: [PATCH] update js-apis-fileio.md

Signed-off-by: raoxian <raoxian@huawei.com>
---
 zh-cn/application-dev/reference/apis/js-apis-fileio.md | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/zh-cn/application-dev/reference/apis/js-apis-fileio.md b/zh-cn/application-dev/reference/apis/js-apis-fileio.md
index 1a52f5b1fd..407b3c4be0 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-fileio.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-fileio.md
@@ -600,6 +600,14 @@ openSync(path:string, flags?:number, mode?:number): number
   ```js
   let fd = fileio.openSync(path, 0o102, 0o640);
   ```
+  ```js
+  let fd = fileio.openSync(path, 0o102, 0o666);
+  fileio.writeSync(fd, 'hello world');
+  let fd = fileio.openSync(path, 0o2002);
+  fileio.writeSync(fd, 'hello world');
+  let num = fileio.readSync(fd, new ArrayBuffer(4096), {position: 0});
+  console.info("num == " + num);
+  ```
 
 
 ## fileio.read
-- 
GitLab