讲解如何让 ASP.NET 实现获取xxxxxx rank值的代码数据

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代码如下：
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Text.RegularExpressions;
using System.Text;
using System.Net;
using System.IO;
public partial class sr : System.Web.UI.Page
{
string strCode;
protected void Page_Load(object sender, EventArgs e)
{
string strCode;
string strURL = \"http://www.xxxxxx=您要查询的网址\";
strCode = GetPageSource(strURL);
string strRegex = @\"([\\S-])([\\S-])</dd>\";
Regex r = new Regex(strRegex, RegexOptions.IgnoreCase);
Match m = r.Match(strCode);
string f = clearstr(m.ToString());