1 private void ToExcel(string html) 2 { 3 4 Response.ContentType = "application/force-download"; 5 Response.AddHeader("content-disposition", 6 "attachment; filename=" + DateTime.Now.ToString("yyyyMMddHHmmss") + ".xls"); 7 Response.Write("<html xmlns:x="urn:schemas-microsoft-com:office:excel">"); 8 Response.Write("<head>"); 9 Response.Write("<META http-equiv="Content-Type" content="text/html; charset=utf-8">"); 10 string fileCss = Server.MapPath("~/UI/themes/DRP.UI.Ext.css"); 11 string cssText = string.Empty; 12 StreamReader sr = new StreamReader(fileCss); 13 var line = string.Empty; 14 while ((line = sr.ReadLine()) != null) 15 { 16 cssText += line; 17 } 18 sr.Close(); 19 Response.Write("<style>" + cssText + "</style>"); 20 Response.Write("<!--[if gte mso 9]><xml>"); 21 Response.Write("<x:ExcelWorkbook>"); 22 Response.Write("<x:ExcelWorksheets>"); 23 Response.Write("<x:ExcelWorksheet>"); 24 Response.Write("<x:Name>Report Data</x:Name>"); 25 Response.Write("<x:WorksheetOptions>"); 26 Response.Write("<x:Print>"); 27 Response.Write("<x:ValidPrinterInfo/>"); 28 Response.Write("</x:Print>"); 29 Response.Write("</x:WorksheetOptions>"); 30 Response.Write("</x:ExcelWorksheet>"); 31 Response.Write("</x:ExcelWorksheets>"); 32 Response.Write("</x:ExcelWorkbook>"); 33 Response.Write("</xml>"); 34 Response.Write("<![endif]--> "); 35 Response.Write(html);//HTML 36 Response.Flush(); 37 Response.End(); 38 }