实现XmlHttp跨域访问

2008-08-07 11:44:14.0     浏览:734     来源:中国IT实验室
关键词:  后台代码     跨域访问  

CertCheck.aspx:

using System.Net;
  using System.IO;
  namespace CA2
  {
  public partial class CertCheck : System.Web.UI.Page
  {
  protected void Page_Load(object sender, EventArgs e)
  {
  if (Request["resultid"] != null)
  {
  string s = Request["resultid"];
  string[] result = s.Split('@');
  Label1.Text = result[1];
  string param = "Id="+result[0]+"&Serial="+result[1];
  byte[] bs = Encoding.ASCII.GetBytes(param);
  HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create("http://222.19.211.119/CAProcess.aspx");
  req.Method = "POST";
  req.ContentType = "application/x-www-form-urlencoded";
  req.ContentLength = bs.Length;
  Stream reqStream = req.GetRequestStream();
  reqStream.Write(bs, 0, bs.Length);
  reqStream.Close();
  HttpWebResponse myResponse = (HttpWebResponse)req.GetResponse();
  StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.GetEncoding("GB2312"));
  string content = reader.ReadToEnd();
  reader.Close();
  myResponse.Close();
  Label1.Text += "###" + content.ToString();
  }
  }
  }
  }


  CAProcess.aspx

protected void Page_Load(object sender, EventArgs e)
  {
  int Id = int.Parse(Request.Form["Id"]);
  string Serial = Request.Form["Serial"];
  //
  Response.Write(Id.ToString()+" "+Serial);
  Response.End();
  }

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