diff --git a/README.md b/README.md
index 1cdc82f..ddc308e 100644
--- a/README.md
+++ b/README.md
@@ -392,6 +392,7 @@ import "github.com/duke-git/lancet/v2/strutil"
 - [PadStart](https://github.com/duke-git/lancet/blob/main/docs/strutil.md#PadStart)
 - [ReverseStr](https://github.com/duke-git/lancet/blob/main/docs/strutil.md#ReverseStr)
 - [SnakeCase](https://github.com/duke-git/lancet/blob/main/docs/strutil.md#SnakeCase)
+- [SplitEx](https://github.com/duke-git/lancet/blob/main/docs/strutil.md#SplitEx)
 - [Wrap](https://github.com/duke-git/lancet/blob/main/docs/strutil.md#Wrap)
 - [Unwrap](https://github.com/duke-git/lancet/blob/main/docs/strutil.md#Unwrap)
   
diff --git a/README_zh-CN.md b/README_zh-CN.md
index 9740b80..5417ea4 100644
--- a/README_zh-CN.md
+++ b/README_zh-CN.md
@@ -392,6 +392,7 @@ import "github.com/duke-git/lancet/v2/strutil"
 - [PadStart](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#PadStart)
 - [ReverseStr](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#ReverseStr)
 - [SnakeCase](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#SnakeCase)
+- [SplitEx](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#SplitEx)
 - [Wrap](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#Wrap)
 - [Unwrap](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#Unwrap)