js导出带格式的表格(包括单元格合并，字体样式等)
function HtmlExportToExcelForEntire() {
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><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 (name, userList) => {
var tableTest = document.createElement('table');
tableTest.innerHTML = this.assemblyData(userList);
var ctx = {
worksheet: name || 'Worksheet',
table: tableTest.innerHTML
}
var alink = document.createElement('a');
alink.href = uri + base64(format(template, ctx));
alink.download = name + ".xls";
alink.style.display = 'none';
document.body.appendChild(alink);
alink.click();
alink.parentNode.removeChild(alink);
}
}
function assemblyData(data) {
var tHeader = `<tr>
<th>编号</th>
<th>负责人</th>
</tr>`;
var tBody = '';
for (var item of data) {
tBody += '<tr>'
tBody +=
`<td>${item.iid}</td>
<td>${item.assignee.name}</td>
`;
tBody += '</tr>'
}
var htmlData = tHeader + tBody;
return htmlData;
}
调用方式：
HtmlExportToExcelForEntire()('导出的表格名称'，data);
