DownloadFileAsync下载文件的问题
--------------------编程问答-------------------- Http下载一般都是80端口吧? --------------------编程问答-------------------- 改用 WebRequest, WebResponse ,里面也可以支持异步下载的Console.WriteLine("Hello World!");
WebRequest wreq=WebRequest.Create("http://community.csdn.net/images/CSDN_logo.GIF");
WebResponse wresp=wreq.GetResponse();
Stream respStream=wresp.GetResponseStream();
int length=(int)wresp.ContentLength;
BinaryReader br=new BinaryReader(respStream);
FileStream fs;
fs = File.Create("M:\\csdn.gif");
fs.Write(br.ReadBytes(length), 0, length);
br.Close();
fs.Close();
Console.WriteLine("DownLoad Success!!"); --------------------编程问答-------------------- http://www.cnblogs.com/wangclong/archive/2008/01/07/1029201.html --------------------编程问答-------------------- httpwebRequest的异步下载比较好些
补充:.NET技术 , C#