HTML用JS导出Excel的五种方法

淡淡的烟草味﹌ 2022-04-03 08:38 589阅读 0赞

## 这五种方法前四种方法只支持IE浏览器，最后一个方法支持当前主流的浏览器（火狐，IE，*Chrome*，*Opera，Safari*） ##

<!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 border="1" style="width: 100%; float:left;" cellspacing="0" >{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>
     
    <div >
        <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','myDiv')">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>
    </div>
    <div id="myDiv">
    <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>
    </div>
    </body>
    </html>