endHeader("Content-Disposition","attachment;filename=" +HttpUtility.UrlEn買粉絲de(DownloadFile.FullName,System.Text.En買粉絲ding.ASCII)); Response.AppendHeader("Content-Length",DownloadFile.Length.ToString()); Response.WriteFile(DownloadFile.FullName); Response.Flush(); Response.End(); } else ...{ //文件不存在 } } catch ...{ //文件不存在 }
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