<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>ExportTablesToExcel</title>
<script src="js/echarts.js"></script>
<script src="js/jquery.js"></script>
</head>
<style>
#tabDiv1,#tabDiv2,#tabDiv3{border:1px solid pink;margin:10px auto;100%; }
button{100%;}
</style>
<body>
<div id="tablesDiv">
<table id="tabDiv1">
<tr>
<td>ID</td>
<td>姓名</td>
<td>年龄</td>
</tr>
<tr>
<td>0001</td>
<td>张三</td>
<td>24</td>
</tr>
</table>
<table id="tabDiv2">
<tr>
<td>ID</td>
<td>姓名</td>
<td>年龄</td>
</tr>
<tr>
<td>0002</td>
<td>李四</td>
<td>24</td>
</tr>
</table>
<table id="tabDiv3">
<tr>
<td>ID</td>
<td>姓名</td>
<td>年龄</td>
</tr>
<tr>
<td>0003</td>
<td>王五</td>
<td>24</td>
</tr>
</table>
<button onclick="exp();">export to excel...</button>
</div>
</body>
<script>
function exp(){
tablesToExcel(['tabDiv1','tabDiv2','tabDiv3'], ['sheet1','sheet2','sheet3'], "testExport.xls", "Excel");
}
//导出excel包含多个sheet
//tables:tableId的数组;wsbames:sheet的名字数组;wbname:工作簿名字;appname:Excel
function tablesToExcel(tables, wsnames, wbname, appname){
var uri = 'data:application/vnd.ms-excel;base64,'
, tmplWorkbookXML = '<?xml version="1.0"?><?mso-application progid="Excel.Sheet"?><Workbook xmlns="urn:schemas-microsoft-com:office:spreadsheet" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet">'
+ '<DocumentProperties xmlns="urn:schemas-microsoft-com:office:office"><Author>Axel Richter</Author><Created>{created}</Created></DocumentProperties>'
+ '<Styles>'
+ '<Style ss:ID="Currency"><NumberFormat ss:Format="Currency"></NumberFormat></Style>'
+ '<Style ss:ID="Date"><NumberFormat ss:Format="Medium Date"></NumberFormat></Style>'
+ '</Styles>'
+ '{worksheets}</Workbook>'
, tmplWorksheetXML = '<Worksheet ss:Name="{nameWS}"><Table>{rows}</Table></Worksheet>'
, tmplCellXML = '<Cell{attributeStyleID}{attributeFormula}><Data ss:Type="{nameType}">{data}</Data></Cell>'
, base64 = function(s) { return window.btoa(unescape(encodeURIComponent(s))) }
, format = function(s, c) { return s.replace(/{(w+)}/g, function(m, p) { return c[p]; }) }
var ctx = "";
var workbookXML = "";
var worksheetsXML = "";
var rowsXML = "";
for (var i = 0; i < tables.length; i++) {
if (!tables[i].nodeType) tables[i] = document.getElementById(tables[i]);
// 控制要导出的行数
for (var j = 0; j < tables[i].rows.length; j++) {
rowsXML += '<Row>';
for (var k = 0; k < tables[i].rows[j].cells.length; k++) {
var dataType = tables[i].rows[j].cells[k].getAttribute("data-type");
var dataStyle = tables[i].rows[j].cells[k].getAttribute("data-style");
var dataValue = tables[i].rows[j].cells[k].getAttribute("data-value");
dataValue = (dataValue)?dataValue:tables[i].rows[j].cells[k].innerHTML;
var dataFormula = tables[i].rows[j].cells[k].getAttribute("data-formula");
dataFormula = (dataFormula)?dataFormula:(appname=='Calc' && dataType=='DateTime')?dataValue:null;
ctx = { attributeStyleID: (dataStyle=='Currency' || dataStyle=='Date')?' ss:StyleID="'+dataStyle+'"':''
, nameType: (dataType=='Number' || dataType=='DateTime' || dataType=='Boolean' || dataType=='Error')?dataType:'String'
, data: (dataFormula)?'':dataValue
, attributeFormula: (dataFormula)?' ss:Formula="'+dataFormula+'"':''
};
rowsXML += format(tmplCellXML, ctx);
}
rowsXML += '</Row>'
}
ctx = {rows: rowsXML, nameWS: wsnames[i] || 'Sheet' + i};
worksheetsXML += format(tmplWorksheetXML, ctx);
rowsXML = "";
}
ctx = {created: (new Date()).getTime(), worksheets: worksheetsXML};
workbookXML = format(tmplWorkbookXML, ctx);
// 查看后台的打印输出
//console.log(workbookXML);
var link = document.createElement("A");
link.href = uri + base64(workbookXML);
link.download = wbname || 'Workbook.xls';
link.target = '_blank';
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
}
</script>
</html>