javascript导出table里的数据为Excel

function toExcel2() {
            var curTbl = document.getElementById("tableToEXC");
            var oXL = new ActiveXObject("Excel.Application");
            //创建AX对象excel
            var oWB = oXL.Workbooks.Add();
            //获取workbook对象
            var oSheet = oWB.ActiveSheet;
            //激活当前sheet
            var Lenr = curTbl.rows.length;
            //获取表格行数
            for (i = 0; i < Lenr; i++) {
                var Lenc = curTbl.rows(i).cells.length;
                //取得表格行数
                for (j = 0; j < Lenc; j++) {
                    oSheet.Cells(i + 1, j + 1).value = curTbl.rows(i).cells(j).innerText;
                    //赋值
                }
            }
            oXL.Visible = true;
            //设置excel可见属性
        }

直接上代码:

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
    <script type="text/javascript">
        function toExcel() {
            var curTbl = document.getElementById("tableToEXC");
            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;
        }
    </script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <table id="tableToEXC">
        <thead>
            <tr>
                <td>姓名</td>
                <td>年龄</td>
                <td>地址</td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>tom</td>
                <td>12</td>
                <td>beijing</td>
            </tr>
            <tr>
                <td>tom</td>
                <td>12</td>
                <td>beijing</td>
            </tr>
            <tr>
                <td>tom</td>
                <td>12</td>
                <td>beijing</td>
            </tr>
        </tbody>
    </table>
        <input type="button" onclick="toExcel()" />
    </div>
    </form>
</body>
</html>

如果报错:
安全模式设置成“中”,如果javascript脚本中报这个错误,还应将IE的安全设置“不允许运行未标记为安全的activeX控件”启用即可。 
注意如果您将相应的网站设成“受信任的站点”,必须对“受信任的站点”进行相应的IE安全设置,此时如果对“Internet”IE设置将是徒劳的。 
原文地址:https://www.cnblogs.com/caok168/p/2580284.html