Update string-methods.md

2024-04-21 12:32:22 +00:00 · 2021-11-16 15:55:20 +08:00
parent 79e871c872
commit 2215773121
1 changed files with 2 additions and 2 deletions
@@ -443,8 +443,8 @@ str.replaceAll(regex, replacer)

 ```javascript
 const str = 'hello';
-str.at[1] // "e"
-str.at[-1] // "o"
+str.at(1) // "e"
+str.at(-1) // "o"
 ```

 如果参数位置超出了字符串范围，`at()`返回`undefined`。