(winform cookie)如何向某网址Post信息,并得到CookieContainer以便以后直接通过验证...
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(winform cookie)如何向某网址Post信息,并得到CookieContainer以便以后直接通过验证...
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using System;
using System.Net;
using System.IO;
using System.Text;
class Test
{
static void Main(string[] args)
{
string url = "鏈接的URL";
string indata = "aa=zhuye";
string outdata = "";
CookieContainer myCookieContainer = new CookieContainer();
//新建一個CookieContainer來存放Cookie集合
HttpWebRequest myHttpWebRequest = (HttpWebRequest) WebRequest.Create(url);
//新建一個HttpWebRequest
myHttpWebRequest.ContentType = "application/x-www-form-urlencoded";
myHttpWebRequest.ContentLength = indata.Length;
myHttpWebRequest.Method = "POST";
myHttpWebRequest.CookieContainer = myCookieContainer;
//設置HttpWebRequest的CookieContainer為剛才建立的那個myCookieContainer
Stream myRequestStream = myHttpWebRequest.GetRequestStream();
StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("gb2312"));
myStreamWriter.Write(indata);
//把數據寫入HttpWebRequest的Request流
myStreamWriter.Close();
myRequestStream.Close();
//關閉打開對象
HttpWebResponse myHttpWebResponse = (HttpWebResponse) myHttpWebRequest.GetResponse();
//新建一個HttpWebResponse
myHttpWebResponse.Cookies = myCookieContainer.GetCookies(myHttpWebRequest.RequestUri);
//獲取一個包含url的Cookie集合的CookieCollection
Stream myResponseStream = myHttpWebResponse.GetResponseStream();
StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("gb2312"));
outdata = myStreamReader.ReadToEnd();
//把數據從HttpWebResponse的Response流中讀出
myStreamReader.Close();
myResponseStream.Close();
Console.WriteLine(outdata);
//顯示"登錄"
//拿到了Cookie,再進行請求就能直接讀取到登錄后的內容了
myHttpWebRequest = (HttpWebRequest) WebRequest.Create(url);
myHttpWebRequest.CookieContainer = myCookieContainer;//*
//剛才那個CookieContainer已經存有了Cookie,把它附加到HttpWebRequest中則能直接通過驗證
myHttpWebResponse = (HttpWebResponse) myHttpWebRequest.GetResponse();
myHttpWebResponse.Cookies = myCookieContainer.GetCookies(myHttpWebRequest.RequestUri);
myResponseStream = myHttpWebResponse.GetResponseStream();
myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("gb2312"));
outdata = myStreamReader.ReadToEnd();
myStreamReader.Close();
myResponseStream.Close();
Console.WriteLine(outdata);
//再次顯示"登錄"
//如果把*行注釋調,就顯示"沒有登錄"
}
};";
using System.Net;
using System.IO;
using System.Text;
class Test
{
static void Main(string[] args)
{
string url = "鏈接的URL";
string indata = "aa=zhuye";
string outdata = "";
CookieContainer myCookieContainer = new CookieContainer();
//新建一個CookieContainer來存放Cookie集合
HttpWebRequest myHttpWebRequest = (HttpWebRequest) WebRequest.Create(url);
//新建一個HttpWebRequest
myHttpWebRequest.ContentType = "application/x-www-form-urlencoded";
myHttpWebRequest.ContentLength = indata.Length;
myHttpWebRequest.Method = "POST";
myHttpWebRequest.CookieContainer = myCookieContainer;
//設置HttpWebRequest的CookieContainer為剛才建立的那個myCookieContainer
Stream myRequestStream = myHttpWebRequest.GetRequestStream();
StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("gb2312"));
myStreamWriter.Write(indata);
//把數據寫入HttpWebRequest的Request流
myStreamWriter.Close();
myRequestStream.Close();
//關閉打開對象
HttpWebResponse myHttpWebResponse = (HttpWebResponse) myHttpWebRequest.GetResponse();
//新建一個HttpWebResponse
myHttpWebResponse.Cookies = myCookieContainer.GetCookies(myHttpWebRequest.RequestUri);
//獲取一個包含url的Cookie集合的CookieCollection
Stream myResponseStream = myHttpWebResponse.GetResponseStream();
StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("gb2312"));
outdata = myStreamReader.ReadToEnd();
//把數據從HttpWebResponse的Response流中讀出
myStreamReader.Close();
myResponseStream.Close();
Console.WriteLine(outdata);
//顯示"登錄"
//拿到了Cookie,再進行請求就能直接讀取到登錄后的內容了
myHttpWebRequest = (HttpWebRequest) WebRequest.Create(url);
myHttpWebRequest.CookieContainer = myCookieContainer;//*
//剛才那個CookieContainer已經存有了Cookie,把它附加到HttpWebRequest中則能直接通過驗證
myHttpWebResponse = (HttpWebResponse) myHttpWebRequest.GetResponse();
myHttpWebResponse.Cookies = myCookieContainer.GetCookies(myHttpWebRequest.RequestUri);
myResponseStream = myHttpWebResponse.GetResponseStream();
myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("gb2312"));
outdata = myStreamReader.ReadToEnd();
myStreamReader.Close();
myResponseStream.Close();
Console.WriteLine(outdata);
//再次顯示"登錄"
//如果把*行注釋調,就顯示"沒有登錄"
}
};";
補充:如果是以get方式登錄的話,直接修改url就可以了,indate可以不寫任何東西。
(不要去修改 myHttpWebRequest.Method為GET),
比如把asp文件修改為 if request.querystring("aa")="zhuye" then session("ok")="ok",
只要修改url為 string url="http://localhost/csdn2/1.asp?aa=zhuye";即可。?
轉載于:https://www.cnblogs.com/top5/archive/2011/11/29/2267319.html
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