var tablesToExcel = (function() {
var uri = "data:application/vnd.ms-excel;base64,",
html_start = `<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40">`,
template_ExcelWorksheet = `<x:ExcelWorksheet><x:Name>{SheetName}</x:Name><x:WorksheetSource HRef="sheet{SheetIndex}.htm"/></x:ExcelWorksheet>`,
template_ListWorksheet = `<o:File HRef="sheet{SheetIndex}.htm"/>`,
template_HTMLWorksheet =
`
------=_NextPart_dummy
Content-Location: sheet{SheetIndex}.htm
Content-Type: text/html; charset=utf-8
` +
html_start +
`
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link id="Main-File" rel="Main-File" href="../WorkBook.htm">
<link rel="File-List" href="filelist.xml">
</head>
<body><table border="1">{SheetContent}</table></body>
</html>`,
template_WorkBook =
`MIME-Version: 1.0
X-Document-Type: Workbook
Content-Type: multipart/related; boundary="----=_NextPart_dummy"
------=_NextPart_dummy
Content-Location: WorkBook.htm
Content-Type: text/html; charset=utf-8
` +
html_start +
`
<head>
<meta name="Excel Workbook Frameset">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link rel="File-List" href="filelist.xml">
<!--[if gte mso 9]><xml>
<x:ExcelWorkbook>
<x:ExcelWorksheets>{ExcelWorksheets}</x:ExcelWorksheets>
<x:ActiveSheet>0</x:ActiveSheet>
</x:ExcelWorkbook>
</xml><![endif]-->
</head>
<frameset>
<frame src="sheet0.htm" name="frSheet">
<noframes><body><p>This page uses frames, but your browser does not support them.</p></body></noframes>
</frameset>
</html>
{HTMLWorksheets}
Content-Location: filelist.xml
Content-Type: text/xml; charset="utf-8"
<xml xmlns:o="urn:schemas-microsoft-com:office:office">
<o:MainFile HRef="../WorkBook.htm"/>
{ListWorksheets}
<o:File HRef="filelist.xml"/>
</xml>
------=_NextPart_dummy--
`,
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(tables, filename) {
var context_WorkBook = {
ExcelWorksheets: "",
HTMLWorksheets: "",
ListWorksheets: ""
};
tables.forEach((item, index) => {
var SheetName = item.name;
context_WorkBook.ExcelWorksheets += format(template_ExcelWorksheet, {
SheetIndex: index,
SheetName: SheetName
});
context_WorkBook.HTMLWorksheets += format(template_HTMLWorksheet, {
SheetIndex: index,
SheetContent: item.html
});
context_WorkBook.ListWorksheets += format(template_ListWorksheet, {
SheetIndex: index
});
});
var link = document.createElement("A");
link.href = uri + base64(format(template_WorkBook, context_WorkBook));
link.download = filename || "Workbook.xls";
link.target = "_blank";
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
};
})();
var sheet_1 = `<thead><tr><th>这是sheet1的表头</th></tr><thead><tbody><tr><td>这是sheet1的表体</td></tr><tbody>`;
var sheet_2 = `<thead><tr><th>这是sheet2的表头</th></tr><thead><tbody><tr><td>这是sheet2的表体</td></tr><tbody>`;
var sheets = [
{ name: "合并详情", html: sheet_1 },
{ name: "发票详情", html: sheet_2 }
];
tablesToExcel(sheets, "导出的excel");