js 把jsp页面导出成Excel

<table id="tableExcel" width="100%" border="1" cellspacing="0" cellpadding="0">
        <tr>
            <td colspan="5" align="center">
                WEB页面导出为EXCEL文档的方法
            </td>
        </tr>
        <tr>
            <td>
                列标题1
            </td>
            <td>
                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>
                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>
    <input type="button" onclick="javascript:getXlsFromTbl('tableExcel',null);" value="第三种方法导入到EXCEL">

    <script language="javascript">
        function getXlsFromTbl(inTblId, inWindow) { //table的id

            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 += "\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";

            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>

只要把需要导出的表格的id传进来就行了.


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