From 6dcb2d630ad70b51ee476d37de72ea3e1b8f5266 Mon Sep 17 00:00:00 2001
From: sunpeng <sunpeng.dev@gmail.com>
Date: Thu, 13 Oct 2022 15:03:07 +0800
Subject: [PATCH] Update 10-function.md

fixes document error
---
 docs/zh/12-taos-sql/10-function.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/zh/12-taos-sql/10-function.md b/docs/zh/12-taos-sql/10-function.md
index 4c33b5232a..9346c3f763 100644
--- a/docs/zh/12-taos-sql/10-function.md
+++ b/docs/zh/12-taos-sql/10-function.md
@@ -340,7 +340,7 @@ LTRIM(expr)
 #### RTRIM
 
 ```sql
-LTRIM(expr)
+RTRIM(expr)
 ```
 
 **功能说明**：返回清除右边空格后的字符串。