js实现一键导出Excel
演示地址:https://xibushijie.github.io/static/ExportToExcel.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>js实现一键导出Excel</title> </head> <body> <div class="container"> <table id="backViewTable" class="table table-hover table-sm table2excel"> <tr> <td>#</td> <td>ID</td> <td>姓名</td> <td>座位号</td> <td>操作</td> </tr> <tr> <th scope="row">1</th> <td>1234</td> <td>李文斐</td> <td>2楼 3排 34号 </td> <td><input class="btn-primary" type="button" value="删除"/></td> </tr> <tr> <th scope="row">2</th> <td>2345</td> <td>lwf</td> <td>1楼 3排 34号</td> <td><input class="btn-primary" type="button" value="删除"/></td> </tr> <tr> <th scope="row">3</th> <td>3456</td> <td>Lee</td> <td>1楼 3排 12号</td> <td><input class="btn-primary" type="button" value="删除"/></td> </tr> </table> <button class="btn btn-primary btn-sm" onclick="tablesToExcel([\'backViewTable\'], [\'ProductDay1\'], \'TestBook.xls\', \'Excel\')">Export to Excel</button> </div> </body> <script> var tablesToExcel = (function() { 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]; }) } return function(tables, wsnames, wbname, appname) { 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>\'; //控制导出的列数(在本例中,最后一列为button,导出的文件会出错,所以导出到倒数第二列 for (var k = 0; k < tables[i].rows[j].cells.length-1; 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>
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