public class BackA
{
#region 后台 AJAX
public static string GetPage(
string posturl)
{
Stream outstream =
null;
Stream instream =
null;
StreamReader sr =
null;
HttpWebResponse response =
null;
HttpWebRequest request =
null;
Encoding encoding =
Encoding.UTF8;
//byte[] data = encoding.GetBytes(postData);
// 准备请求...
try
{
// 设置参数
request = WebRequest.Create(posturl)
as HttpWebRequest;
CookieContainer cookieContainer =
new CookieContainer();
request.CookieContainer =
cookieContainer;
request.AllowAutoRedirect =
true;
request.Method =
"POST";
//post的形式
request.ContentType =
"application/x-www-form-urlencoded";
//request.ContentLength = data.Length;
outstream =
request.GetRequestStream();
//outstream.Write(data, 0, data.Length);
outstream.Close();
//发送请求并获取相应回应数据
response = request.GetResponse()
as HttpWebResponse;
//直到request.GetResponse()程序才开始向目标网页发送Post请求
instream =
response.GetResponseStream();
sr =
new StreamReader(instream, encoding);
//返回结果网页（html）代码
string content =
sr.ReadToEnd();
string err =
string.Empty;
return content;
}
catch (Exception ex)
{
string err =
ex.Message;
//Response.Write(err);
//return string.Empty;
return err;
}
}
#endregion
}
转载于:https://www.cnblogs.com/SeNaiTes/p/9006658.html
