转自:http://blog.csdn.net/educast/article/details/52775559
function JSONToExcelConvertor(JSONData, FileName, ShowLabel) {
???????????//先转化json
???????????var arrData = typeof JSONData != ‘object‘ ? JSON.parse(JSONData) : JSONData;
???????????var excel = ‘<table>‘;
???????????//设置表头
???????????var row = "<tr>";
???????????for (var i = 0, l = ShowLabel.length; i < l; i++) {
???????????????row += "<td>" + ShowLabel[i] + ‘</td>‘;
???????????}
???????????//换行
???????????excel += row + "</tr>";
???????????//设置数据
???????????for (var i = 0; i < arrData.length; i++) {
???????????????var row = "<tr>";
???????????????for (var index in arrData[i]) {
???????????????????var value = arrData[i][index] === "." ? "" : arrData[i][index];
???????????????????row += ‘<td>‘ + value + ‘</td>‘;
???????????????}
???????????????excel += row + "</tr>";
???????????}
???????????excel += "</table>";
???????????var excelFile = "<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‘>";
???????????excelFile += ‘<meta http-equiv="content-type" content="application/vnd.ms-excel; charset=UTF-8">‘;
???????????excelFile += ‘<meta http-equiv="content-type" content="application/vnd.ms-excel‘;
???????????excelFile += ‘; charset=UTF-8">‘;
???????????excelFile += "<head>";
???????????excelFile += "<!--[if gte mso 9]>";
???????????excelFile += "<xml>";
???????????excelFile += "<x:ExcelWorkbook>";
???????????excelFile += "<x:ExcelWorksheets>";
???????????excelFile += "<x:ExcelWorksheet>";
???????????excelFile += "<x:Name>";
???????????excelFile += "{worksheet}";
???????????excelFile += "</x:Name>";
???????????excelFile += "<x:WorksheetOptions>";
???????????excelFile += "<x:DisplayGridlines/>";
???????????excelFile += "</x:WorksheetOptions>";
???????????excelFile += "</x:ExcelWorksheet>";
???????????excelFile += "</x:ExcelWorksheets>";
???????????excelFile += "</x:ExcelWorkbook>";
???????????excelFile += "</xml>";
???????????excelFile += "<![endif]-->";
???????????excelFile += "</head>";
???????????excelFile += "<body>";
???????????excelFile += excel;
???????????excelFile += "</body>";
???????????excelFile += "</html>";
???????????var uri = ‘data:application/vnd.ms-excel;charset=utf-8,‘ + encodeURIComponent(excelFile);
???????????var link = document.createElement("a");
???????????link.href = uri;
???????????link.style = "visibility:hidden";
???????????link.download = FileName + ".xls";
???????????document.body.appendChild(link);
???????????link.click();
???????????document.body.removeChild(link);
???????}
var datas=[{key:value}......];
JSONToExcelConvertor(datas,"汇总",["列头1","头2","头3"]);
3252DFE9-8E3E-4CC5-9414-F05F2E6447DA From: http://www.cnblogs.com/xuejianxiyang/p/7827894.html
[转]纯js导出json到excel(支持chrome)
原文地址：http://www.cnblogs.com/xuejianxiyang/p/7827894.html