1 void DownLoadFile(string fileName)
2 {
3 string filePath = Server.MapPath(fileName);//路径
4
5 //以字符流的形式下载文件
6 FileStream fs = new FileStream(filePath, FileMode.Open);
7 byte[] bytes = new byte[(int)fs.Length];
8 fs.Read(bytes, 0, bytes.Length);
9 fs.Close();
10 Response.ContentType = "application/octet-stream";
11 //通知浏览器下载文件而不是打开
12 Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8));
13 Response.BinaryWrite(bytes);
14 Response.Flush();
15 Response.End();
16 }
