js导出table表中数据到Excel中-优快云博客

本文链接：https://blog.youkuaiyun.com/javajavami/article/details/83766483
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">   
<HTML>   
 <HEAD>   
  <TITLE> 导出到Excel </TITLE>   
  <META NAME="Generator" CONTENT="EditPlus">   
  <META NAME="Author" CONTENT="">   
  <META NAME="Keywords" CONTENT="">   
  <META NAME="Description" CONTENT="">   
  <script>   
    function toExcel(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 += "\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 = "卖场" + "_" + curYear + "年" + curMonth + "月" + curDate + "日" + "_"    
+ curHour + "点" + curMinute + "分" + curSecond + "秒" + ".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>   
 </HEAD>   
  
 <BODY>   
 <table id="toExcel" border="1" bgcolor="#999999">   
     <tr>   
          <td height="25" align="center" bgcolor="#CCCCCC">姓名</td>   
          <td align="center" bgcolor="#CCCCCC">性别</td>   
          <td align="center" bgcolor="#CCCCCC">年龄</td>   
          <td align="center" bgcolor="#CCCCCC">地区</td>   
          <td align="center" bgcolor="#CCCCCC">工作</td>   
    </tr>   
          <td align="center" bgcolor="#FFFFFF">黑色头发</td>   
          <td align="center" bgcolor="#FFFFFF">男</td>   
          <td align="center" bgcolor="#FFFFFF">99</td>   
          <td align="center" bgcolor="#FFFFFF">北京</td>   
          <td align="center" bgcolor="#FFFFFF">工程师</td>   
    </tr>   
    </tr>   
          <td align="center" bgcolor="#FFFFFF">紫色头发</td>   
          <td align="center" bgcolor="#FFFFFF">女</td>   
          <td align="center" bgcolor="#FFFFFF">99</td>   
          <td align="center" bgcolor="#FFFFFF">北京</td>   
          <td align="center" bgcolor="#FFFFFF">工程师</td>   
    </tr>   
    </tr>   
          <td align="center" bgcolor="#FFFFFF">白色头发</td>   
          <td align="center" bgcolor="#FFFFFF">男</td>   
          <td align="center" bgcolor="#FFFFFF">79</td>   
          <td align="center" bgcolor="#FFFFFF">北京</td>   
          <td align="center" bgcolor="#FFFFFF">歌手</td>   
    </tr>   
</table>   
  <input type="button" οnclick="javascript:toExcel('toExcel',null);" value="导出到EXCEL">    
  
 </BODY>   
</HTML>