/// <summary> /// 導出Excel Datatable版本 /// </summary> /// <param name="dt">導出的Datatable</param> /// <param name="ExcelName">導出EXCEL的名稱 不需要要帶有擴展名_xls</param> public static void NewExportExcelScore(DataTable dt, string Title, string colHeaders, int cl) { HttpResponse resp = System.Web.HttpContext.Current.Response; string ExcelName = Title + DateTime.Now.ToString("yyyyMMddHHmmss"); resp.ContentEncoding = System.Text.Encoding.GetEncoding("UTF-8"); resp.AppendHeader("Content-Disposition", "attachment;filename=" + ExcelName + ".xls"); string ls_item = ""; DataRow[] myRow = dt.Select();//可以類似dt.Select("id>10")之形式達到數據篩選目的 int i = 0; //int cl = dt.Columns.Count; //取得數據表各列標題，各標題之間以t分割，最后一個列標題后加回車符 resp.Write("<html><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" /></head><body><table border=1><tr style=\" Gray 1px solid;text-align:center\">"); //for (i = 0; i < cl; i++) //{ // colHeaders += "<th>" + dt.Columns[i].Caption.ToString() + "</th>"; //} resp.Write(colHeaders + "</tr>"); //向HTTP輸出流中寫入取得的數據信息 //逐行處理數據 foreach (DataRow row in myRow) { //當前行數據寫入HTTP輸出流，並且置空ls_item以便下行數據 ls_item = "<tr bgcolor=#ABCDC1>"; for (i = 0; i < cl; i++) { if (i == (cl - 1))//最后一列，加n { ls_item += "<td>" + row[i].ToString() + "</td></tr>"; } else { if (i == 2) { ls_item += "<td style='vnd.ms-excel.numberformat:@'>" + " " + row[i].ToString() + "</td>";//到處后已字符形式顯示 } else { ls_item += "<td>" + row[i].ToString() + "</td>"; } } } resp.Write(ls_item); } resp.Write("</table></body></html>"); resp.End(); }