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  • 用JS进行Excel 三种导出方式

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
          <meta http-equiv="Content-Type" content="text/html; charset=gb2312"/>
          <title>WEB页面导出为EXCEL文档的方法</title>
    </head>
    <body>
    <table id="tableExcel" width="100%" border="1" cellspacing="0" cellpadding="0">


    </br>

         <tr>
             <td colspan="7" align="center">WEB页面导出为EXCEL文档的方法</td>
         </tr>
         <tr>
           <td colspan="2">列标题1</td>
            <td colspan="2">列标题2</td>
            <td>列标题3</td>
             <td>列标题4</td>
             <td>列标题5</td>
         </tr>
         <tr>
           <td rowspan="2">dfsd</td>
            <td>aaa</td>
            <td>fsd</td>
           <td>bbb</td>
            <td>ccc</td>
           <td>ddd</td>
           <td>eee</td>
       </tr>
       <tr>

            <td>AAA</td>
            <td>fdsf</td>
           <td>BBB</td>
           <td>CCC</td>
            <td>DDD</td>
            <td>EEE</td>
         </tr>
         <tr>
           <td>fdsf</td>
            <td>FFF</td>
            <td>fdfs</td>
            <td>GGG</td>
            <td>HHH</td>
            <td>III</td>
            <td>JJJ</td>
        </tr>
    </table>
    <input type="button" onclick="javascript:method1('tableExcel');" value="第一种方法导入到EXCEL">
    <input type="button" onclick="javascript:method2('tableExcel');" value="第二种方法导入到EXCEL">
    <input type="button" onclick="javascript:getXlsFromTbl('tableExcel',null);" value="第三种方法导入到EXCEL">
    <SCRIPT LANGUAGE="javascript">
    function method1(tableid) {//整个表格拷贝到EXCEL中
       var curTbl = document.getElementById(tableid);
       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;
             oSheet.Cells(1,1).Value="heelo";
             alert('--');
         //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
    }
    function method2(tableid) //读取表格中每个单元到EXCEL中
    {
         var curTbl = document.getElementById(tableid);
        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;
         //取得表格行数
        for (i = 0; i < Lenr; i++)
         {
            var Lenc = curTbl.rows(i).cells.length;
             //取得每行的列数
             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
    }
    function getXlsFromTbl(inTblId, inWindow) {
         try {
             var allStr = "";
            var curStr = "";
            //alert("getXlsFromTbl");
           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;
        //alert("getTblData is " + inWindow);
        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++) {
                //alert("j is " + j);
                for (var i = 0; i < curTbl.rows[j].cells.length; i++) {
                   //alert("i is " + 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 += "\r\n";
            }
        }
        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 = "leo_zhang" + "_" + curYear + curMonth + curDate + "_"
                + curHour + curMinute + curSecond + ".csv";
        //alert(fileName);
        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();
    }
    </SCRIPT>
    </body>
    </html>

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  • 原文地址:https://www.cnblogs.com/befer/p/4943506.html
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