去除字符串中html标签代码

   public string NoHtml(string html)
    {
        string StrNohtml = System.Text.RegularExpressions.Regex.Replace(html, "<[^>]+>", "");
        StrNohtml = System.Text.RegularExpressions.Regex.Replace(StrNohtml, "&[^;]+;", "");
        return StrNohtml;
    }