正则表达式求答

Question

<p>1111</p>222222<p>33333</p>用.net 怎么写能够取1111谢谢

Answer 1

 (?<=\<p\>).*?(?=\<\/p>)
 如上取得:
 1111
 33333

Answer 2

Regex rex = new Regex("(?<=[>])([^>]*?)(?=[<])");
//第一个匹配
var match = r.Match("<p>1111</p>222222<p>33333</p><p>33333</p><p>33333</p><p>33333</p>");

Answer 3

string input = "<p>www.zykwd.cn</p>sdfs3333<p>eeeeee</p>";
            Regex regex = new Regex(@"(?<=\<p\>).*?(?=\<\/p>)");
            Match match = regex.Match(input);
            if (match.Success)
            {
                Console.WriteLine(match.Groups[0].Value);            }
            Console.ReadLine();