简单文本框问题
一般简约论坛的文本框都支持直接贴网站链接 发布后自动正则判断网站加入a标签 我想问怎么正则 我正则没学好 只要http或者www开头的那一串英文都算网站 请大神写个
回复内容：
一般简约论坛的文本框都支持直接贴网站链接 发布后自动正则判断网站加入a标签 我想问怎么正则 我正则没学好 只要http或者www开头的那一串英文都算网站 请大神写个
请善用搜索引擎
这种问题，一搜一大堆解决方案
https://mathiasbynens.be/demo/url-regex
正则建议系统学一下 这个学一次受用无穷很多看似复杂的问题都可以用正则解决 花点时间是值得的哦
在主流语言间 如 java python php javascript 以及linux上的 grep 主要的正则语法都是兼容的 细节上有些不同
所以只要就一门语言的正则深入学习 其他环境下如果要用到也就是偶尔查下手册的事情
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