???HttpWebRequest req = (HttpWebRequest)WebRequest.Create(url);
???string s = "要提交的數(shù)據(jù)";
???byte[] requestBytes = System.Text.Encoding.ASCII.GetBytes (LoginInfo);
???req.Method = "POST";
???req.ContentType = "application/x-www-form-urlencoded";
???req.ContentLength = requestBytes.Length;
???Stream requestStream = req.GetRequestStream();
???requestStream.Write(requestBytes,0,requestBytes.Length);
???requestStream.Close();
???HttpWebResponse res = (HttpWebResponse)req.GetResponse();
???StreamReader sr = new StreamReader(res.GetResponseStream(), System.Text.Encoding.Default);
???string backstr = sr.ReadToEnd();
???Response.Write(line);
???sr.Close();
???res.Close();