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doc: Update cs.md #106

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jaywcjlove 2022-11-17 13:04:15 +08:00
parent 1d1f8778dd
commit effa2500ed
1 changed files with 4 additions and 3 deletions
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@ -188,16 +188,17 @@ lengthOfString.Contains("How"); // => true
### 频繁字符串拼接 ### 频繁字符串拼接
```cs ```cs
// 对于频繁拼接字符串的场景（如：成百上千次循环）
// 使用 System.Text.StringBuilder 提升性能
var sb = new StringBuilder(); var sb = new StringBuilder();
for (int i = 0; i < 100; i++) for (int i = 0; i < 100; i++)
{ {
sb.Append(i.ToString()); sb.Append(i.ToString());
} }
Console.WriteLine(sb.ToString()); // => 123456789.... Console.WriteLine(sb.ToString());
// => 123456789....
``` ```
对于频繁拼接字符串的场景（如：成百上千次循环），使用 `System.Text.StringBuilder` 提升性能
<!--rehype:className=wrap-text--> <!--rehype:className=wrap-text-->
### 原始字符串文本 ### 原始字符串文本