欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识!
您现在的位置是: 首页  >  IT编程

JS实现导出Excel的五种方法详解【附源码下载】

程序员文章站 2022-05-16 12:46:26
本文实例讲述了js实现导出excel的五种方法。分享给大家供大家参考,具体如下: 这五种方法前四种方法只支持ie浏览器,最后一个方法支持当前主流的浏览器(火狐,ie,ch...

本文实例讲述了js实现导出excel的五种方法。分享给大家供大家参考,具体如下:

这五种方法前四种方法只支持ie浏览器,最后一个方法支持当前主流的浏览器(火狐,ie,chrome,opera,safari)

<!doctype html>
<html>
<head lang="en">
  <meta charset="utf-8">
  <title>html 表格导出道</title>
  <script language="javascript" type="text/javascript">
    //第一种方法
    function method1(tableid) {
      var curtbl = document.getelementbyid(tableid);
      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;
    }
    //第二种方法
    function method2(tableid)
    {
      var curtbl = document.getelementbyid(tableid);
      var oxl = new activexobject("excel.application");
      var owb = oxl.workbooks.add();
      var osheet = owb.activesheet;
      var lenr = curtbl.rows.length;
      for (i = 0; i < lenr; i++)
      {    var lenc = curtbl.rows(i).cells.length;
        for (j = 0; j < lenc; j++)
        {
          osheet.cells(i + 1, j + 1).value = curtbl.rows(i).cells(j).innertext;
        }
      }
      oxl.visible = true;
    }
    //第三种方法
    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();
    }
    //第四种
    function method4(tableid){
      var curtbl = document.getelementbyid(tableid);
      var oxl;
      try{
        oxl = new activexobject("excel.application"); //创建ax对象excel
      }catch(e){
        alert("无法启动excel!\n\n如果您确信您的电脑中已经安装了excel,"+"那么请调整ie的安全级别。\n\n具体操作:\n\n"+"工具 → internet选项 → 安全 → 自定义级别 → 对没有标记为安全的activex进行初始化和脚本运行 → 启用");
        return false;
      }
      var owb = oxl.workbooks.add(); //获取workbook对象
      var osheet = owb.activesheet;//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
      var fname = oxl.application.getsaveasfilename("将table导出到excel.xls", "excel spreadsheets (*.xls), *.xls");
      owb.saveas(fname);
      owb.close();
      oxl.quit();
    }
    //第五种方法
    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>
</head>
<body>
<div >
  <button type="button" onclick="method1('tableexcel')">导出excel方法一</button>
  <button type="button" onclick="method2('tableexcel')">导出excel方法二</button>
  <button type="button" onclick="getxlsfromtbl('tableexcel','mydiv')">导出excel方法三</button>
  <button type="button" onclick="method4('tableexcel')">导出excel方法四</button>
  <button type="button" onclick="method5('tableexcel')">导出excel方法五</button>
</div>
<div id="mydiv">
<table id="tableexcel" width="100%" border="1" cellspacing="0" cellpadding="0">
  <tr>
    <td colspan="5" align="center">html 表格导出道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>
</body>
</html>

今天上来发现,好多人,会遇到文件名,格式等问题。这里添加一种方法。兼容性我没有测试,大家可以试下,不过需要利用jq直接贴代码了。源代码可点击此处。注意一定要引jquery-3.2.1.min.js,jquery.table2excel.js对应的文件。jquery-3.2.1.min.js这个看你对应的文件版本,不重要。如有问题,欢迎批评指导。

<!doctype html>
<html>
<head lang="en">
  <meta charset="utf-8">
  <title>html 表格导出道</title>
  <script src="js/vendor/jquery-3.2.1.min.js"></script>
  <script src="jquery.table2excel.js"></script>
  <script language="javascript" type="text/javascript">
    $(document).ready(function () {
      $("#btnexport").click(function () {
        $("#tableexcel").table2excel({
          exclude : ".noexl", //过滤位置的 css 类名
          filename : "你想说啥" + new date().gettime() + ".xls", //文件名称
          name: "excel document name.xlsx",
          exclude_img: true,
          exclude_links: true,
          exclude_inputs: true
        });
      });
    });
  </script>
</head>
<body>
<div >
  <button type="button" id="btnexport" onclick="method5('tableexcel')">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 表格导出道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>
</body>
</html>

更多关于javascript相关内容感兴趣的读者可查看本站专题:《javascript文件与目录操作技巧汇总》、《javascript查找算法技巧总结》、《javascript数据结构与算法技巧总结》、《javascript遍历算法与技巧总结》、《javascript错误与调试技巧总结》及《javascript数学运算用法总结

希望本文所述对大家javascript程序设计有所帮助。