请教关于正则匹配的问题 - V2EX

请教关于正则匹配的问题 - V2EX

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这是一个创建于 5511 天前的主题，其中的信息可能已经有所发展或是发生改变。

小弟以前没学过写代码，后来google了一下发现
[^\x00-\xff]用来匹配中文
[a-zA-Z0-9]用来匹配英文和数字

如果需要同时匹配中文、英文、数字，代码该怎么写呢？

1 条回复 1970-01-01 08:00:00 +08:00

1

fay

2010-09-16 14:37:30 +08:00

[^\x00-\xff]这个严格来说不是匹配中文，而是排除ascii码为0-255的字符（就是西文字符）以外的多字节字符，例如中文、日文、韩文。你可以想想哪些字符不需要匹配，然后用^来解决。

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