<table id="table">

         <tr>

             <th>ID</th>

             <th>姓名</th>

             <th>年龄</th>

             <th>职业</th>

             <th>地区</th>

             <th>邮箱</th>

         </tr>

         <tr>

             <td>1</td>

             <td>admin</td>

             <td>23</td>

             <td>程序员</td>

             <td>天津</td>

             <td>admin@kali.com</td>

         </tr>

         <tr>

             <td>2</td>

             <td>guest</td>

             <td>23</td>

             <td>测试员</td>

             <td>北京</td>

             <td>guest@kali.com</td>

         </tr>

     </table>

     <input id="Button1" type="button" value="导出EXCEL"onclick="tableToExcel('table','测试')" />

 var tableToExcel = (function () {

         var uri = 'data:application/vnd.ms-excel;base64,',

         template = '<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40"><head><!--[if gte mso 9]><?xml version="1.0" encoding="UTF-8" standalone="yes"?><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>{worksheet}</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body><table>{table}</table></body></html>',

           base64 = function (s) { return window.btoa(unescape(encodeURIComponent(s))) },

           format = function (s, c) {

               return s.replace(/{(\w+)}/g,

               function (m, p) { return c[p]; })

           }

         return function (table, name) {

             if (!table.nodeType) table = document.getElementById(table)

             var ctx = { worksheet: name || 'Worksheet', table: table.innerHTML }

             window.location.href = uri + base64(format(template, ctx))

         }

     })()