js生成Excel表格，纯工具js。参考了http://blog.csdn.net/aa122273328/article/details/50388673网友的代码。
function utils($) { var $=$; /** * * @param cols 数组类型 格式['序号','姓名','地址'] * @Param colsFiled 格式{'序号':'id','姓名':'name','地址':'address'} * @param data 数组类型 格式[{'id':1,'name':张三,'address':成都},{'id':2,'name':李四,'address':成都}] * @returns */ this.createExcle=function (cols,colsFiled,data){ var table = $('<table></table>'); var th = $('<tr></tr>'); var index = 0; for(var i = 0; i < data.length; i++){ var tr = $('<tr></tr>'); var values = data[i]; for(var j = 0; j < cols.length; j++){ var fliedName = cols[j]; var flied = colsFiled[fliedName]; var value = values[flied]; var td = $('<td></td>'); td.html(value); if(index == 0){ var tdTh = $('<td></td>'); tdTh.html(fliedName); th.append(tdTh); } tr.append(td); } if(index == 0){ table.append(th); } table.append(tr); index++; } table.attr('id','datatab'); table.attr("style", "display: none"); table.appendTo('body'); method5('datatab'); datatab.remove(); function method5(tableid) { var idTmr; var tableToExcel = (function() { var uri = 'data:application/vnd.ms-excel;base64,', template = '<html><head><meta charset="UTF-8"></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)) } })() if(getExplorer()=='ie') { var curTbl = document.getElementById(tableid); var oXL = new ActiveXObject("Excel.Application"); var oWB = oXL.Workbooks.Add(); var xlsheet = oWB.Worksheets(1); var sel = document.body.createTextRange(); sel.moveToElementText(curTbl); sel.select(); sel.execCommand("Copy"); xlsheet.Paste(); oXL.Visible = true; try { var fname = oXL.Application.GetSaveAsFilename("Excel.xls", "Excel Spreadsheets (*.xls), *.xls"); } catch (e) { print("Nested catch caught " + e); } finally { oWB.SaveAs(fname); oWB.Close(savechanges = false); oXL.Quit(); oXL = null; idTmr = window.setInterval("Cleanup();", 1); } } else { tableToExcel(tableid) } function Cleanup() { window.clearInterval(idTmr); CollectGarbage(); } function getExplorer() { var explorer = window.navigator.userAgent ; //ie if (explorer.indexOf("MSIE") >= 0) { return 'ie'; } //firefox else if (explorer.indexOf("Firefox") >= 0) { return 'Firefox'; } //Chrome else if(explorer.indexOf("Chrome") >= 0){ return 'Chrome'; } //Opera else if(explorer.indexOf("Opera") >= 0){ return 'Opera'; } //Safari else if(explorer.indexOf("Safari") >= 0){ return 'Safari'; } } } } }