Question

怎么用正则表达式匹配a标签的链接地址？

如题，要求用C#编写

Answer 1

\<a.*href=.*\>.*\</a\>

Answer 2

Regex regex = new Regex(@"<a\s*href\s*=\s*(?:[\'\""\s](?<1>[^\""\']*)[\'\""])", RegexOptions.IgnoreCase | RegexOptions.Compiled);

Answer 3

/<a([^>]*?)href=['"]([^'"]*?)['"]([^>]*?)>(.*?)<\/a>/ig;