正则表达式之提取括号内内容

取出><中间的内容

  string str="aaaaaaaaa>bbbb<cccc";     
  var patern = "(?<=\>)[^\<]+";  if (Regex.Matches(item.OuterHtml, patern).Count > 0)
  {
     foreach (var regex in Regex.Matches(item.OuterHtml, patern))
      {
       str += regex;
      }
  }
     Console.WriteLine(str);