JS实现导出Excel的五种方法详解
<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title>html 表格导出道</title> <script language="JavaScript" type="text/javascript"> //第一种方法 function method1(tableid) { var curTbl = document.getElementById(tableid); var oXL = new ActiveXObject("Excel.Application"); var oWB = oXL.Workbooks.Add(); var oSheet = oWB.ActiveSheet; var sel = document.body.createTextRange(); sel.moveToElementText(curTbl); sel.select(); sel.execCommand("Copy"); oSheet.Paste(); oXL.Visible = true; } //第二种方法 function method2(tableid) { var curTbl = document.getElementById(tableid); var oXL = new ActiveXObject("Excel.Application"); var oWB = oXL.Workbooks.Add(); var oSheet = oWB.ActiveSheet; var Lenr = curTbl.rows.length; for (i = 0; i < Lenr; i++) { var Lenc = curTbl.rows(i).cells.length; for (j = 0; j < Lenc; j++) { oSheet.Cells(i + 1, j + 1).value = curTbl.rows(i).cells(j).innerText; } } oXL.Visible = true; } //第三种方法 function getXlsFromTbl(inTblId, inWindow){ try { var allStr = ""; var curStr = ""; if (inTblId != null && inTblId != "" && inTblId != "null") { curStr = getTblData(inTblId, inWindow); } if (curStr != null) { allStr += curStr; } else { alert("你要导出的表不存在"); return; } var fileName = getExcelFileName(); doFileExport(fileName, allStr); } catch(e) { alert("导出发生异常:" + e.name + "->" + e.description + "!"); } } function getTblData(inTbl, inWindow) { var rows = 0; var tblDocument = document; if (!!inWindow && inWindow != "") { if (!document.all(inWindow)) { return null; } else { tblDocument = eval(inWindow).document; } } var curTbl = tblDocument.getElementById(inTbl); var outStr = ""; if (curTbl != null) { for (var j = 0; j < curTbl.rows.length; j++) { for (var i = 0; i < curTbl.rows[j].cells.length; i++) { if (i == 0 && rows > 0) { outStr += " t"; rows -= 1; } outStr += curTbl.rows[j].cells[i].innerText + "t"; if (curTbl.rows[j].cells[i].colSpan > 1) { for (var k = 0; k < curTbl.rows[j].cells[i].colSpan - 1; k++) { outStr += " t"; } } if (i == 0) { if (rows == 0 && curTbl.rows[j].cells[i].rowSpan > 1) { rows = curTbl.rows[j].cells[i].rowSpan - 1; } } } outStr += "rn"; } } else { outStr = null; alert(inTbl + "不存在 !"); } return outStr; } function getExcelFileName() { var d = new Date(); var curYear = d.getYear(); var curMonth = "" + (d.getMonth() + 1); var curDate = "" + d.getDate(); var curHour = "" + d.getHours(); var curMinute = "" + d.getMinutes(); var curSecond = "" + d.getSeconds(); if (curMonth.length == 1) { curMonth = "0" + curMonth; } if (curDate.length == 1) { curDate = "0" + curDate; } if (curHour.length == 1) { curHour = "0" + curHour; } if (curMinute.length == 1) { curMinute = "0" + curMinute; } if (curSecond.length == 1) { curSecond = "0" + curSecond; } var fileName = "table" + "_" + curYear + curMonth + curDate + "_" + curHour + curMinute + curSecond + ".csv"; return fileName; } function doFileExport(inName, inStr) { var xlsWin = null; if (!!document.all("glbHideFrm")) { xlsWin = glbHideFrm; } else { var width = 6; var height = 4; var openPara = "left=" + (window.screen.width / 2 - width / 2) + ",top=" + (window.screen.height / 2 - height / 2) + ",scrollbars=no,width=" + width + ",height=" + height; xlsWin = window.open("", "_blank", openPara); } xlsWin.document.write(inStr); xlsWin.document.close(); xlsWin.document.execCommand('Saveas', true, inName); xlsWin.close(); } //第四种 function method4(tableid){ var curTbl = document.getElementById(tableid); var oXL; try{ oXL = new ActiveXObject("Excel.Application"); //创建AX对象excel }catch(e){ alert("无法启动Excel!\n\n如果您确信您的电脑中已经安装了Excel,"+"那么请调整IE的安全级别。\n\n具体操作:\n\n"+"工具 → Internet选项 → 安全 → 自定义级别 → 对没有标记为安全的ActiveX进行初始化和脚本运行 → 启用"); return false; } var oWB = oXL.Workbooks.Add(); //获取workbook对象 var oSheet = oWB.ActiveSheet;//激活当前sheet var sel = document.body.createTextRange(); sel.moveToElementText(curTbl); //把表格中的内容移到TextRange中 sel.select(); //全选TextRange中内容 sel.execCommand("Copy");//复制TextRange中内容 oSheet.Paste();//粘贴到活动的EXCEL中 oXL.Visible = true; //设置excel可见属性 var fname = oXL.Application.GetSaveAsFilename("将table导出到excel.xls", "Excel Spreadsheets (*.xls), *.xls"); oWB.SaveAs(fname); oWB.Close(); oXL.Quit(); } //第五种方法 var idTmr; 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'; } } function method5(tableid) { 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(); } 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)) } })() </script> </head> <body> <p > <button type="button" onclick="method1('tableExcel')">导出Excel方法一</button> <button type="button" onclick="method2('tableExcel')">导出Excel方法二</button> <button type="button" onclick="getXlsFromTbl('tableExcel','myp')">导出Excel方法三</button> <button type="button" onclick="method4('tableExcel')">导出Excel方法四</button> <button type="button" onclick="method5('tableExcel')">导出Excel方法五</button> </p> <p id="myp"> <table id="tableExcel" width="100%" border="1" cellspacing="0" cellpadding="0"> <tr> <td colspan="5" align="center">html 表格导出道Excel</td> </tr> <tr> <td>列标题1</td> <td>列标题2</td> <td>类标题3</td> <td>列标题4</td> <td>列标题5</td> </tr> <tr> <td>aaa</td> <td>bbb</td> <td>ccc</td> <td>ddd</td> <td>eee</td> </tr> <tr> <td>AAA</td> <td>BBB</td> <td>CCC</td> <td>DDD</td> <td>EEE</td> </tr> <tr> <td>FFF</td> <td>GGG</td> <td>HHH</td> <td>III</td> <td>JJJ</td> </tr> </table> </p> </body> </html>