asp.net文件下载
发布日期：2018/12/24
来源：聚恒【返回】
string filePath = Server.MapPath("/Management/Upload/" + DownLoad.guid + "/" + DownLoad.filename1);
FileStream fs = new FileStream(filePath, FileMode.Open);
byte[] bytes = new byte[(int)fs.Length];
fs.Read(bytes, 0, bytes.Length);
fs.Close();
Response.ContentType = "application/octet-stream";
Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(DownLoad.filename1, System.Text.Encoding.UTF8));
Response.BinaryWrite(bytes);
Response.Flush();
Response.End();