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纯JS将table表格导出到excel的方法

作者:陛下_S

这篇文章主要介绍了纯JS将table表格导出到excel的方法,本文通过示例代码给大家介绍的非常详细,对大家的学习或工作具有一定的参考借鉴价值,需要的朋友可以参考下

html

<div >
    <button type="button" onclick="getXlsFromTbl('tableExcel','myDiv')">IE导出Excel方法</button>
    <button type="button" onclick="method5('tableExcel')">Chrome导出Excel</button>
</div>
<div id="myDiv">
    <table id="tableExcel" width="100%" border="1" cellspacing="0" cellpadding="0">
        <tr>
            <td colspan="5" align="center">html 表格导出到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>

js

<script language="JavaScript" type="text/javascript">
        //IE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();

        }

        //Chrome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>

到此这篇关于纯JS将table表格导出到excel的方法的文章就介绍到这了,更多相关js table表格导出excel内容请搜索脚本之家以前的文章或继续浏览下面的相关文章希望大家以后多多支持脚本之家!

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