asp.net c# 網頁 導出excel 多表格 多個sheet
阿新 • • 發佈：2017-07-20
sys file table 網頁 pro objects class cat false
/// <summary> ///可導出多個sheet表 /// </summary> /// <param name="Author">作者</param> /// <param name="Company">公司</param> /// <param name="dt">多個DataTable</param> /// <param name="fileName">文件名</param> public static void PushExcelToClientEx(stringAuthor, string Company, DataTable[] dt, string fileName) { if (!fileName.Contains(".xls")) { fileName += ".xls"; } StringBuilder sbBody = new StringBuilder(); StringBuilder sbSheet = new StringBuilder(); sbBody.AppendFormat("MIME-Version: 1.0\r\n" + "X-Document-Type: Workbook\r\n" + "Content-Type: multipart/related; boundary=\"-=BOUNDARY_EXCEL\"\r\n\r\n" + "---=BOUNDARY_EXCEL\r\n" + "Content-Type: text/html; charset=\"gbk\"\r\n\r\n" + "<html xmlns:o=\"urn:schemas-microsoft-com:office:office\"\r\n" + "xmlns:x=\"urn:schemas-microsoft-com:office:excel\">\r\n\r\n" + "<head>\r\n" + "<xml>\r\n" + "<o:DocumentProperties>\r\n" + "<o:Author>{0}</o:Author>\r\n" + "<o:LastAuthor>{0}</o:LastAuthor>\r\n" + "<o:Created>{1}</o:Created>\r\n" + "<o:LastSaved>{1}</o:LastSaved>\r\n" + "<o:Company>{2}</o:Company>\r\n" + "<o:Version>11.5606</o:Version>\r\n" + "</o:DocumentProperties>\r\n" + "</xml>\r\n" + "<xml>\r\n" + "<x:ExcelWorkbook>\r\n" + "<x:ExcelWorksheets>\r\n" , Author , DateTime.Now.ToString() , Company); foreach (var d in dt) { string gid = Guid.NewGuid().ToString(); sbBody.AppendFormat("<x:ExcelWorksheet>\r\n" + "<x:Name>{0}</x:Name>\r\n" + "<x:WorksheetSource HRef=\"cid:{1}\"/>\r\n" + "</x:ExcelWorksheet>\r\n" , d.TableName.Replace(":", "").Replace("\\", "").Replace("/", "").Replace("?", "").Replace("*", "").Replace("[", "").Replace("]", "").Trim() , gid); sbSheet.AppendFormat( "---=BOUNDARY_EXCEL\r\n" + "Content-ID: {0}\r\n" + "Content-Type: text/html; charset=\"gbk\"\r\n\r\n" + "<html xmlns:o=\"urn:schemas-microsoft-com:office:office\"\r\n" + "xmlns:x=\"urn:schemas-microsoft-com:office:excel\">\r\n\r\n" + "<head>\r\n" + "<xml>\r\n" + "<x:WorksheetOptions>\r\n" + "<x:ProtectContents>False</x:ProtectContents>\r\n" + "<x:ProtectObjects>False</x:ProtectObjects>\r\n" + "<x:ProtectScenarios>False</x:ProtectScenarios>\r\n" + "</x:WorksheetOptions>\r\n" + "</xml>\r\n" + "</head>\r\n" + "<body>\r\n" , gid); sbSheet.Append("<table border=‘1‘>"); sbSheet.Append("<tr style=‘background-color: #CCC;‘>"); for (int i = 0; i < d.Columns.Count; i++) { sbSheet.AppendFormat("<td style=‘vnd.ms-excel.numberformat: @;font-weight:bold‘>{0}</td>", d.Columns[i].ColumnName); } sbSheet.Append("</tr>"); for (int j = 0; j < d.Rows.Count; j++) { sbSheet.Append("<tr>"); for (int k = 0; k < d.Columns.Count; k++) { sbSheet.AppendFormat("<td style=‘vnd.ms-excel.numberformat: @;‘>{0}</td>", Convert.ToString(d.Rows[j][k])); } sbSheet.Append("</tr>"); } sbSheet.Append("</table>"); sbSheet.Append("</body>\r\n" + "</html>\r\n\r\n"); } StringBuilder sb = new StringBuilder(sbBody.ToString()); sb.Append("</x:ExcelWorksheets>\r\n" + "</x:ExcelWorkbook>\r\n" + "</xml>\r\n" + "</head>\r\n" + "</html>\r\n\r\n"); sb.Append(sbSheet.ToString()); sb.Append("---=BOUNDARY_EXCEL--"); HttpContext.Current.Response.Clear(); HttpContext.Current.Response.ClearContent(); HttpContext.Current.Response.ClearHeaders(); HttpContext.Current.Response.Buffer = true; HttpContext.Current.Response.AddHeader("Content-Disposition", "attachment;filename=" + fileName); HttpContext.Current.Response.ContentType = "application/vnd.ms-excel"; HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.GetEncoding("gbk"); HttpContext.Current.Response.Write(sb.ToString()); HttpContext.Current.Response.End(); }
asp.net c# 網頁 導出excel 多表格 多個sheet