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jsBlock = "<script>EndTrans('已经完成100%');</script>";
System.Web.HttpContext.Current.Response.Write(jsBlock);
System.Web.HttpContext.Current.Response.Flush();
System.Threading.Thread.Sleep(20);
// 处理完成
jsBlock = "<script>EndTrans('导出完成,请等待下载');</script>";
System.Web.HttpContext.Current.Response.Write(jsBlock);
System.Web.HttpContext.Current.Response.Flush();
// 用时
endTime = DateTime.Now;
System.Web.HttpContext.Current.Response.Write(jsBlock);
System.Web.HttpContext.Current.Response.Flush();
Response.Clear();
Response.ClearHeaders();
Response.Buffer = false;
Response.ContentType = "application/octet-stream";
Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(DownloadFile.Name, System.Text.Encoding.UTF8));
Response.AppendHeader("Content-Length", DownloadFile.Length.ToString());
Response.WriteFile(DownloadFile.FullName);
Response.Flush();
Response.End();