c# cs与bs数据请求交换

C# cs发送http get请求

C#代码

 

1. try  
2. {   
3.     WebRequest req = WebRequest.Create("http://127.0.0.1/test/loginsso.aspx?username=admin&password=admin");   
4.     req.Method = "POST";   //指定提交的Method，可以为POST和GET，一定要大写    
5.   
6.     //byte[] postData = System.Text.Encoding.GetEncoding("gbk").GetBytes("?username=admin&password=admin");//Post的数据    
7.   
8.     //req.ContentLength = postData.Length;   
9.     Stream postStream = req.GetRequestStream();   
10.     //postStream.Write(postData, 0, postData.Length);   
11.     postStream.Close();   
12.   
13.     WebResponse res = req.GetResponse();   
14.   
15.     System.Text.Encoding resEncoding = System.Text.Encoding.GetEncoding("utf-8");//接收的编码    
16.     StreamReader reader = new StreamReader(res.GetResponseStream(), resEncoding);   
17.   
18.     string html = reader.ReadToEnd();     //接收的Html    
19.     MessageBox.Show("=========" + html);   
20.   
21.     reader.Close();   
22.     res.Close();   
23. }   
24. catch (Exception ex)   
25. {   
26.     MessageBox.Show("error");   
27. }  

            try{WebRequest req = WebRequest.Create("http://127.0.0.1/test/loginsso.aspx?username=admin&password=admin");req.Method = "POST";   //指定提交的Method，可以为POST和GET，一定要大写//byte[] postData = System.Text.Encoding.GetEncoding("gbk").GetBytes("?username=admin&password=admin");//Post的数据//req.ContentLength = postData.Length;Stream postStream = req.GetRequestStream();//postStream.Write(postData, 0, postData.Length);postStream.Close();WebResponse res = req.GetResponse();System.Text.Encoding resEncoding = System.Text.Encoding.GetEncoding("utf-8");//接收的编码StreamReader reader = new StreamReader(res.GetResponseStream(), resEncoding);string html = reader.ReadToEnd();     //接收的HtmlMessageBox.Show("=========" + html);reader.Close();res.Close();}catch (Exception ex){MessageBox.Show("error");}

.net 接收get发送请求

C#代码

 

1. Response.ContentEncoding = Encoding.GetEncoding("UTF-8");   
2.            string username = Request["username"];   
3.            string password = Request["password"];   
4.   
5.            if (username != "" && username == "admin" && password != "" && password == "admin")   
6.            {   
7.                Response.Write("success");   
8.            }   
9.            else  
10.            {   
11.                Response.Write("error" + Request.Url.Host);   
12.               // Response.Redirect("http://www.g.cn");   
13.          }  

 Response.ContentEncoding = Encoding.GetEncoding("UTF-8");string username = Request["username"];string password = Request["password"];if (username != "" && username == "admin" && password != "" && password == "admin"){Response.Write("success");}else{Response.Write("error" + Request.Url.Host);// Response.Redirect("http://www.g.cn");}

.net 接收post请求

C#代码

 

1. System.Text.Encoding resEncoding = System.Text.Encoding.GetEncoding("utf-8");//接收的编码   
2.                 StreamReader reader = new StreamReader(Request.InputStream, resEncoding);   
3.                 string msg = reader.ReadToEnd();   
4.                 reader.Close();  

System.Text.Encoding resEncoding = System.Text.Encoding.GetEncoding("utf-8");//接收的编码StreamReader reader = new StreamReader(Request.InputStream, resEncoding);string msg = reader.ReadToEnd();reader.Close();

c# cs发送图片附件

C#代码

 

1. if (!textBox_fileName.Text.Trim().Equals(""))   
2.             {   
3.                 string loadFile = textBox_fileName.Text.Trim();   
4.                 string fileName = loadFile.Substring(loadFile.LastIndexOf("\\") + 1, loadFile.Length - 1 - loadFile.LastIndexOf("\\"));   
5.                 string urlStr = @"http://127.0.0.1/test/UploadFile.aspx?name=" + fileName;   
6.                 UploadFileBinary(loadFile, urlStr);   
7.             }   
8.             else  
9.             {   
10.                 string alStr = "您还没有选择文件";   
11.                 MessageBox.Show(alStr, "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1);   
12.             }  

if (!textBox_fileName.Text.Trim().Equals("")){string loadFile = textBox_fileName.Text.Trim();string fileName = loadFile.Substring(loadFile.LastIndexOf("\\") + 1, loadFile.Length - 1 - loadFile.LastIndexOf("\\"));string urlStr = @"http://127.0.0.1/test/UploadFile.aspx?name=" + fileName;UploadFileBinary(loadFile, urlStr);}else{string alStr = "您还没有选择文件";MessageBox.Show(alStr, "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1);}

C#代码

 

1. public  void UploadFileBinary(string localFile, string uploadUrl)   
2.         {   
3.             try  
4.             {   
5.   
6.                 FileStream rdr = new FileStream(localFile, FileMode.Open);   
7.                 byte[] inData = new byte[4096];   
8.                 int totbytes = 0;   
9.                 MemoryStream postData = new MemoryStream();   
10.                 int bytesRead = rdr.Read(inData, 0, inData.Length);   
11.                 while (bytesRead > 0)   
12.                 {   
13.                     postData.Write(inData, 0, bytesRead);   
14.                     bytesRead = rdr.Read(inData, 0, inData.Length);   
15.                     totbytes += bytesRead;   
16.                 }   
17.                 rdr.Close();   
18.                 postData.Position = 0;   
19.                 HttpWebRequest req = (HttpWebRequest)WebRequest.Create(uploadUrl);   
20.                 req.Method = "POST";   
21.                 req.ContentLength = (long)postData.Length;   
22.                 using (Stream s = req.GetRequestStream())   
23.                 {   
24.                     s.Write(postData.ToArray(), 0, (int)postData.Length);   
25.                     postData.Close();   
26.                 }   
27.                 WebResponse resp = req.GetResponse();   
28.                 System.Text.Encoding resEncoding = System.Text.Encoding.GetEncoding("utf-8");//接收的编码   
29.                 StreamReader reader = new StreamReader(resp.GetResponseStream(), resEncoding);   
30.                 string msg = reader.ReadToEnd();   
31.                 reader.Close();   
32.                 resp.Close();   
33.                 if (msg != null && msg.Equals("success"))   
34.                 {   
35.                     MessageBox.Show("图片上传成功","提示");   
36.                 }   
37.             }   
38.             catch (Exception ex)   
39.             {   
40.                 //string exContent;   
41.                 // exContent = ex.ToString();   
42.                 MessageBox.Show("上传失败！网络出现异常或者图片文件已经存在！","提示");   
43.   
44.             }   
45.   
46.         }  

public  void UploadFileBinary(string localFile, string uploadUrl){try{FileStream rdr = new FileStream(localFile, FileMode.Open);byte[] inData = new byte[4096];int totbytes = 0;MemoryStream postData = new MemoryStream();int bytesRead = rdr.Read(inData, 0, inData.Length);while (bytesRead > 0){postData.Write(inData, 0, bytesRead);bytesRead = rdr.Read(inData, 0, inData.Length);totbytes += bytesRead;}rdr.Close();postData.Position = 0;HttpWebRequest req = (HttpWebRequest)WebRequest.Create(uploadUrl);req.Method = "POST";req.ContentLength = (long)postData.Length;using (Stream s = req.GetRequestStream()){s.Write(postData.ToArray(), 0, (int)postData.Length);postData.Close();}WebResponse resp = req.GetResponse();System.Text.Encoding resEncoding = System.Text.Encoding.GetEncoding("utf-8");//接收的编码StreamReader reader = new StreamReader(resp.GetResponseStream(), resEncoding);string msg = reader.ReadToEnd();reader.Close();resp.Close();if (msg != null && msg.Equals("success")){MessageBox.Show("图片上传成功","提示");}}catch (Exception ex){//string exContent;// exContent = ex.ToString();MessageBox.Show("上传失败！网络出现异常或者图片文件已经存在！","提示");}}

.net 接收图片附件文件

C#代码

 

1. Response.ContentEncoding = Encoding.GetEncoding("UTF-8");   
2.   
3.              // 在此处放置用户代码以初始化页面   
4.             byte[] theData = null;   
5.             String ls_name;   
6.             if (Request.ServerVariables["REQUEST_METHOD"].ToString().ToUpper() == "POST")   
7.             {   
8.              theData = Request.BinaryRead(Request.ContentLength);    
9.              //获取文件名称   
10.              ls_name = Request.QueryString["name"];            
11.              //string picName = DateTime.Now.Ticks.ToString() + ".gif";     
12.              //string picName = DateTime.Now.Ticks.ToString() + ".jpg";   
13.              FileStream stm = new FileStream(Server.MapPath("uploadfile/"+ls_name), System.IO.FileMode.CreateNew);   
14.              stm.Write(theData, 0, (int)theData.Length);   
15.              stm.Close();   
16.              Response.Write("success");   
17.              }   
18.              else  
19.              {   
20.                Response.Write("error");   
21.              }