download html
HttpWebRequest webrequest = (HttpWebRequest)HttpWebRequest.Create("http://www.baidu.com");
HttpWebResponse webreponse = (HttpWebResponse)webrequest.GetResponse();
Stream stream = webreponse.GetResponseStream();
byte[] rsByte = new Byte[webreponse.ContentLength]; //save data in the stream
try
{
stream.Read(rsByte, 0, (int)webreponse.ContentLength);
string s = System.Text.Encoding.Default.GetString(rsByte, 0, rsByte.Length).ToString();
Response.Write(s);
}
catch (Exception exp)
{
Response.Write(exp.ToString());
}