<!DOCTYPE html>
<html>

  <head>
    <link rel="stylesheet" href="https://cdn.datatables.net/1.10.7/css/jquery.dataTables.min.css">
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
    <script src="https://cdn.datatables.net/1.10.7/js/jquery.dataTables.min.js"></script>
    <script src="jquery.table2excel.js"></script>
    <link rel="stylesheet" href="style.css">
    <script src="script.js"></script>
  </head>

  <body>
    <h1>Hello Plunker!</h1>
    <p><button id="btn-export">Export</button></p>
    <table id="example" class="display" cellspacing="0" width="100%">

      <thead>
        <tr>
          <th>Name</th>
          <th>Position</th>
          <th>Office</th>
          <th>Age</th>
          <th>Start date</th>
          <th>Salary</th>
        </tr>
      </thead>

      <tfoot>
        <tr>
          <th>Name</th>
          <th>Position</th>
          <th>Office</th>
          <th>Age</th>
          <th>Start date</th>
          <th>Salary</th>
        </tr>
      </tfoot>

      <tbody>
        <tr>
          <td>Tiger Nixon</td>
          <td>System Architect</td>
          <td>Edinburgh</td>
          <td>61</td>
          <td>2011/04/25</td>
          <td>$320,800</td>
        </tr>
        <tr>
          <td>Garrett Winters</td>
          <td>Accountant</td>
          <td>Tokyo</td>
          <td>63</td>
          <td>2011/07/25</td>
          <td>$170,750</td>
        </tr>
        <tr>
          <td>Ashton Cox</td>
          <td>Junior Technical Author</td>
          <td>San Francisco</td>
          <td>66</td>
          <td>2009/01/12</td>
          <td>$86,000</td>
        </tr>
        <tr>
          <td>Cedric Kelly</td>
          <td>Senior Javascript Developer</td>
          <td>Edinburgh</td>
          <td>22</td>
          <td>2012/03/29</td>
          <td>$433,060</td>
        </tr>
        <tr>
          <td>Airi Satou</td>
          <td>Accountant</td>
          <td>Tokyo</td>
          <td>33</td>
          <td>2008/11/28</td>
          <td>$162,700</td>
        </tr>
        <tr>
          <td>Brielle Williamson</td>
          <td>Integration Specialist</td>
          <td>New York</td>
          <td>61</td>
          <td>2012/12/02</td>
          <td>$372,000</td>
        </tr>
        <tr>
          <td>Herrod Chandler</td>
          <td>Sales Assistant</td>
          <td>San Francisco</td>
          <td>59</td>
          <td>2012/08/06</td>
          <td>$137,500</td>
        </tr>
        <tr>
          <td>Rhona Davidson</td>
          <td>Integration Specialist</td>
          <td>Tokyo</td>
          <td>55</td>
          <td>2010/10/14</td>
          <td>$327,900</td>
        </tr>
        <tr>
          <td>Colleen Hurst</td>
          <td>Javascript Developer</td>
          <td>San Francisco</td>
          <td>39</td>
          <td>2009/09/15</td>
          <td>$205,500</td>
        </tr>
        <tr>
          <td>Sonya Frost</td>
          <td>Software Engineer</td>
          <td>Edinburgh</td>
          <td>23</td>
          <td>2008/12/13</td>
          <td>$103,600</td>
        </tr>
        <tr>
          <td>Jena Gaines</td>
          <td>Office Manager</td>
          <td>London</td>
          <td>30</td>
          <td>2008/12/19</td>
          <td>$90,560</td>
        </tr>
        <tr>
          <td>Quinn Flynn</td>
          <td>Support Lead</td>
          <td>Edinburgh</td>
          <td>22</td>
          <td>2013/03/03</td>
          <td>$342,000</td>
        </tr>
        <tr>
          <td>Charde Marshall</td>
          <td>Regional Director</td>
          <td>San Francisco</td>
          <td>36</td>
          <td>2008/10/16</td>
          <td>$470,600</td>
        </tr>
        <tr>
          <td>Haley Kennedy</td>
          <td>Senior Marketing Designer</td>
          <td>London</td>
          <td>43</td>
          <td>2012/12/18</td>
          <td>$313,500</td>
        </tr>
        <tr>
          <td>Tatyana Fitzpatrick</td>
          <td>Regional Director</td>
          <td>London</td>
          <td>19</td>
          <td>2010/03/17</td>
          <td>$385,750</td>
        </tr>
        <tr>
          <td>Michael Silva</td>
          <td>Marketing Designer</td>
          <td>London</td>
          <td>66</td>
          <td>2012/11/27</td>
          <td>$198,500</td>
        </tr>
        <tr>
          <td>Paul Byrd</td>
          <td>Chief Financial Officer (CFO)</td>
          <td>New York</td>
          <td>64</td>
          <td>2010/06/09</td>
          <td>$725,000</td>
        </tr>
        <tr>
          <td>Gloria Little</td>
          <td>Systems Administrator</td>
          <td>New York</td>
          <td>59</td>
          <td>2009/04/10</td>
          <td>$237,500</td>
        </tr>
        <tr>
          <td>Bradley Greer</td>
          <td>Software Engineer</td>
          <td>London</td>
          <td>41</td>
          <td>2012/10/13</td>
          <td>$132,000</td>
        </tr>
        <tr>
          <td>Dai Rios</td>
          <td>Personnel Lead</td>
          <td>Edinburgh</td>
          <td>35</td>
          <td>2012/09/26</td>
          <td>$217,500</td>
        </tr>
        <tr>
          <td>Jenette Caldwell</td>
          <td>Development Lead</td>
          <td>New York</td>
          <td>30</td>
          <td>2011/09/03</td>
          <td>$345,000</td>
        </tr>
        <tr>
          <td>Yuri Berry</td>
          <td>Chief Marketing Officer (CMO)</td>
          <td>New York</td>
          <td>40</td>
          <td>2009/06/25</td>
          <td>$675,000</td>
        </tr>
        <tr>
          <td>Caesar Vance</td>
          <td>Pre-Sales Support</td>
          <td>New York</td>
          <td>21</td>
          <td>2011/12/12</td>
          <td>$106,450</td>
        </tr>
        <tr>
          <td>Doris Wilder</td>
          <td>Sales Assistant</td>
          <td>Sidney</td>
          <td>23</td>
          <td>2010/09/20</td>
          <td>$85,600</td>
        </tr>
        <tr>
          <td>Angelica Ramos</td>
          <td>Chief Executive Officer (CEO)</td>
          <td>London</td>
          <td>47</td>
          <td>2009/10/09</td>
          <td>$1,200,000</td>
        </tr>
        <tr>
          <td>Gavin Joyce</td>
          <td>Developer</td>
          <td>Edinburgh</td>
          <td>42</td>
          <td>2010/12/22</td>
          <td>$92,575</td>
        </tr>
        <tr>
          <td>Jennifer Chang</td>
          <td>Regional Director</td>
          <td>Singapore</td>
          <td>28</td>
          <td>2010/11/14</td>
          <td>$357,650</td>
        </tr>
        <tr>
          <td>Brenden Wagner</td>
          <td>Software Engineer</td>
          <td>San Francisco</td>
          <td>28</td>
          <td>2011/06/07</td>
          <td>$206,850</td>
        </tr>
        <tr>
          <td>Fiona Green</td>
          <td>Chief Operating Officer (COO)</td>
          <td>San Francisco</td>
          <td>48</td>
          <td>2010/03/11</td>
          <td>$850,000</td>
        </tr>
        <tr>
          <td>Shou Itou</td>
          <td>Regional Marketing</td>
          <td>Tokyo</td>
          <td>20</td>
          <td>2011/08/14</td>
          <td>$163,000</td>
        </tr>
        <tr>
          <td>Michelle House</td>
          <td>Integration Specialist</td>
          <td>Sidney</td>
          <td>37</td>
          <td>2011/06/02</td>
          <td>$95,400</td>
        </tr>
        <tr>
          <td>Suki Burks</td>
          <td>Developer</td>
          <td>London</td>
          <td>53</td>
          <td>2009/10/22</td>
          <td>$114,500</td>
        </tr>
        <tr>
          <td>Prescott Bartlett</td>
          <td>Technical Author</td>
          <td>London</td>
          <td>27</td>
          <td>2011/05/07</td>
          <td>$145,000</td>
        </tr>
        <tr>
          <td>Gavin Cortez</td>
          <td>Team Leader</td>
          <td>San Francisco</td>
          <td>22</td>
          <td>2008/10/26</td>
          <td>$235,500</td>
        </tr>
        <tr>
          <td>Martena Mccray</td>
          <td>Post-Sales support</td>
          <td>Edinburgh</td>
          <td>46</td>
          <td>2011/03/09</td>
          <td>$324,050</td>
        </tr>
        <tr>
          <td>Unity Butler</td>
          <td>Marketing Designer</td>
          <td>San Francisco</td>
          <td>47</td>
          <td>2009/12/09</td>
          <td>$85,675</td>
        </tr>
        <tr>
          <td>Howard Hatfield</td>
          <td>Office Manager</td>
          <td>San Francisco</td>
          <td>51</td>
          <td>2008/12/16</td>
          <td>$164,500</td>
        </tr>
        <tr>
          <td>Hope Fuentes</td>
          <td>Secretary</td>
          <td>San Francisco</td>
          <td>41</td>
          <td>2010/02/12</td>
          <td>$109,850</td>
        </tr>
        <tr>
          <td>Vivian Harrell</td>
          <td>Financial Controller</td>
          <td>San Francisco</td>
          <td>62</td>
          <td>2009/02/14</td>
          <td>$452,500</td>
        </tr>
        <tr>
          <td>Timothy Mooney</td>
          <td>Office Manager</td>
          <td>London</td>
          <td>37</td>
          <td>2008/12/11</td>
          <td>$136,200</td>
        </tr>
        <tr>
          <td>Jackson Bradshaw</td>
          <td>Director</td>
          <td>New York</td>
          <td>65</td>
          <td>2008/09/26</td>
          <td>$645,750</td>
        </tr>
        <tr>
          <td>Olivia Liang</td>
          <td>Support Engineer</td>
          <td>Singapore</td>
          <td>64</td>
          <td>2011/02/03</td>
          <td>$234,500</td>
        </tr>
        <tr>
          <td>Bruno Nash</td>
          <td>Software Engineer</td>
          <td>London</td>
          <td>38</td>
          <td>2011/05/03</td>
          <td>$163,500</td>
        </tr>
        <tr>
          <td>Sakura Yamamoto</td>
          <td>Support Engineer</td>
          <td>Tokyo</td>
          <td>37</td>
          <td>2009/08/19</td>
          <td>$139,575</td>
        </tr>
        <tr>
          <td>Thor Walton</td>
          <td>Developer</td>
          <td>New York</td>
          <td>61</td>
          <td>2013/08/11</td>
          <td>$98,540</td>
        </tr>
        <tr>
          <td>Finn Camacho</td>
          <td>Support Engineer</td>
          <td>San Francisco</td>
          <td>47</td>
          <td>2009/07/07</td>
          <td>$87,500</td>
        </tr>
        <tr>
          <td>Serge Baldwin</td>
          <td>Data Coordinator</td>
          <td>Singapore</td>
          <td>64</td>
          <td>2012/04/09</td>
          <td>$138,575</td>
        </tr>
        <tr>
          <td>Zenaida Frank</td>
          <td>Software Engineer</td>
          <td>New York</td>
          <td>63</td>
          <td>2010/01/04</td>
          <td>$125,250</td>
        </tr>
        <tr>
          <td>Zorita Serrano</td>
          <td>Software Engineer</td>
          <td>San Francisco</td>
          <td>56</td>
          <td>2012/06/01</td>
          <td>$115,000</td>
        </tr>
        <tr>
          <td>Jennifer Acosta</td>
          <td>Junior Javascript Developer</td>
          <td>Edinburgh</td>
          <td>43</td>
          <td>2013/02/01</td>
          <td>$75,650</td>
        </tr>
        <tr>
          <td>Cara Stevens</td>
          <td>Sales Assistant</td>
          <td>New York</td>
          <td>46</td>
          <td>2011/12/06</td>
          <td>$145,600</td>
        </tr>
        <tr>
          <td>Hermione Butler</td>
          <td>Regional Director</td>
          <td>London</td>
          <td>47</td>
          <td>2011/03/21</td>
          <td>$356,250</td>
        </tr>
        <tr>
          <td>Lael Greer</td>
          <td>Systems Administrator</td>
          <td>London</td>
          <td>21</td>
          <td>2009/02/27</td>
          <td>$103,500</td>
        </tr>
        <tr>
          <td>Jonas Alexander</td>
          <td>Developer</td>
          <td>San Francisco</td>
          <td>30</td>
          <td>2010/07/14</td>
          <td>$86,500</td>
        </tr>
        <tr>
          <td>Shad Decker</td>
          <td>Regional Director</td>
          <td>Edinburgh</td>
          <td>51</td>
          <td>2008/11/13</td>
          <td>$183,000</td>
        </tr>
        <tr>
          <td>Michael Bruce</td>
          <td>Javascript Developer</td>
          <td>Singapore</td>
          <td>29</td>
          <td>2011/06/27</td>
          <td>$183,000</td>
        </tr>
        <tr>
          <td>Donna Snider</td>
          <td>Customer Support</td>
          <td>New York</td>
          <td>27</td>
          <td>2011/01/25</td>
          <td>$112,000</td>
        </tr>
      </tbody>
    </table>
    
  </body>

</html>
// Code goes here

$(document).ready(function(){
  var table = $('#example').DataTable();
  
  $('#btn-export').on('click', function(){
      $('<table>').append(table.$('tr').clone()).table2excel({
          exclude: ".excludeThisClass",
          name: "Worksheet Name",
          filename: "SomeFile" //do not include extension
      });
  });      
})
/* Styles go here */

//table2excel.js
;(function ( $, window, document, undefined ) {
    var pluginName = "table2excel",

    defaults = {
        exclude: ".noExl",
                name: "Table2Excel"
    };

    // The actual plugin constructor
    function Plugin ( element, options ) {
            this.element = element;
            // jQuery has an extend method which merges the contents of two or
            // more objects, storing the result in the first object. The first object
            // is generally empty as we don't want to alter the default options for
            // future instances of the plugin
            //
            this.settings = $.extend( {}, defaults, options );
            this._defaults = defaults;
            this._name = pluginName;
            this.init();
    }

    Plugin.prototype = {
        init: function () {
            var e = this;

            e.template = {
                head: "<html xmlns:o=\"urn:schemas-microsoft-com:office:office\" xmlns:x=\"urn:schemas-microsoft-com:office:excel\" xmlns=\"http://www.w3.org/TR/REC-html40\"><head><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets>",
                sheet: {
                    head: "<x:ExcelWorksheet><x:Name>",
                    tail: "</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet>"
                },
                mid: "</x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body>",
                table: {
                    head: "<table>",
                    tail: "</table>"
                },
                foot: "</body></html>"
            };

            e.tableRows = [];

            // get contents of table except for exclude
            $(e.element).each( function(i,o) {
                var tempRows = "";
                $(o).find("tr").not(e.settings.exclude).each(function (i,o) {
                    tempRows += "<tr>" + $(o).html() + "</tr>";
                });
                e.tableRows.push(tempRows);
            });

            e.tableToExcel(e.tableRows, e.settings.name);
        },

        tableToExcel: function (table, name) {
            var e = this, fullTemplate="", i, link, a;

            e.uri = "data:application/vnd.ms-excel;base64,";
            e.base64 = function (s) {
                return window.btoa(unescape(encodeURIComponent(s)));
            };
            e.format = function (s, c) {
                return s.replace(/{(\w+)}/g, function (m, p) {
                    return c[p];
                });
            };
            e.ctx = {
                worksheet: name || "Worksheet",
                table: table
            };

            fullTemplate= e.template.head;

            if ( $.isArray(table) ) {
                for (i in table) {
                    //fullTemplate += e.template.sheet.head + "{worksheet" + i + "}" + e.template.sheet.tail;
                    fullTemplate += e.template.sheet.head + "Table" + i + "" + e.template.sheet.tail;
                }
            }

            fullTemplate += e.template.mid;

            if ( $.isArray(table) ) {
                for (i in table) {
                    fullTemplate += e.template.table.head + "{table" + i + "}" + e.template.table.tail;
                }
            }

            fullTemplate += e.template.foot;

            for (i in table) {
                e.ctx["table" + i] = table[i];
            }
            delete e.ctx.table;

            if (typeof msie !== "undefined" && msie > 0 || !!navigator.userAgent.match(/Trident.*rv\:11\./))      // If Internet Explorer
            {
                if (typeof Blob !== "undefined") {
                    //use blobs if we can
                    fullTemplate = [fullTemplate];
                    //convert to array
                    var blob1 = new Blob(fullTemplate, { type: "text/html" });
                    window.navigator.msSaveBlob(blob1, getFileName(e.settings) );
                } else {
                    //otherwise use the iframe and save
                    //requires a blank iframe on page called txtArea1
                    txtArea1.document.open("text/html", "replace");
                    txtArea1.document.write(e.format(fullTemplate, e.ctx));
                    txtArea1.document.close();
                    txtArea1.focus();
                    sa = txtArea1.document.execCommand("SaveAs", true, getFileName(e.settings) );
                }

            } else {
                link = e.uri + e.base64(e.format(fullTemplate, e.ctx));
                a = document.createElement("a");
                a.download = getFileName(e.settings);
                a.href = link;

                document.body.appendChild(a);

                a.click();

                document.body.removeChild(a);
            }

            return true;
        }
    };

    function getFileName(settings) {
        return ( settings.filename ? settings.filename : "table2excel") + ".xlsx";
    }

    $.fn[ pluginName ] = function ( options ) {
        var e = this;
            e.each(function() {
                if ( !$.data( e, "plugin_" + pluginName ) ) {
                    $.data( e, "plugin_" + pluginName, new Plugin( this, options ) );
                }
            });

        // chain jQuery functions
        return e;
    };

})( jQuery, window, document );