C＃：使用c＃在url中写入文件 [英] C#: write in a file at url with c#

问题描述

我在下面编写代码，用于在文件中写入内容。

I write below code for write something in a file that uploaded in a url.

HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://domain/filename");
HttpWebResponse Response = (HttpWebResponse)request.GetResponse();
Stream file=Response.GetResponseStream();
StreamWriter wr = new StreamWriter(file);
wr.WriteLine("salam");

但它有一个未处理的异常行

but it have An unhandled exception in line

StreamWriter wr = new StreamWriter(file);

有人能帮帮我吗？

can anybody help me?

推荐答案

using System.IO;  // in head
using System.Net;

private void button1_Click(object sender, EventArgs e)
 {
      string remoteFileUrl=@"http://img1.tebyan.net/big/1393/05/10815525515518876156213521208177619316289.jpg";  // or address
      string localFileName = @"C:\someImage.jpg";

     WebClient webClient = new WebClient();
     webClient.DownloadFile(remoteFileUrl, localFileName);
     StreamWriter wr = new StreamWriter(localFileName); // or appand=true
     wr.WriteLine("salam");
     wr.Close();
 }

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