public List<List<string>> DataSearch(string Url)

         {

             List<string>  listR = null;

             List<List<string>> list = new List<List<string>>();

             WebRequest request = WebRequest.Create(Url); //请求url

             WebResponse response = request.GetResponse(); //获取url数据

             StreamReader reader = null;

             reader = new StreamReader(response.GetResponseStream(), Encoding.GetEncoding("UTF-8"));

             string str = reader.ReadToEnd(); //读取的页面数据（源码）

             reader.Close();

             reader.Dispose();

             response.Close();

             string strRegexR = @"(?<=<tr>)([\s\S]*?)(?=</tr>)"; //构造解析表格行数据的正则表达式

             //string strRegexD = @"(?<=<td[^>]*>[\s]*?)([\S]*)(?=[\s]*?</td>)"; //构造解析表格列数据的正则表达式

             //string strRegexD = @"\\>(.+?)\\<";

             Regex regexR = new Regex(strRegexR);

             MatchCollection mcRows = regexR.Matches(str); //执行匹配，获取行数据

             foreach (Match mr in mcRows )

             {

                     listR = new List<string>();

                     string strRegex = @"<font.*?>(?<value>.*?)</font>";

                     Regex regex = new Regex(strRegex);

                     MatchCollection mcD = regex.Matches(mr.Groups[].ToString()); //执行匹配

                     for (int i = ; i < mcD.Count; i++)

                     {

                         string value = mcD[i].Groups["value"].Value;

                         listR.Add(value);//每行的数据放在list集合中，可自行怎么处理本行数据

                     }

                 list.Add(listR);

             }

             return list;

         }