添加索引列

这个例子演示了在表格每一列加上索引

NamePositionOfficeAgeSalary
NamePositionOfficeAgeSalary
1 Airi Satou Accountant Tokyo 33 $162,700
2 Angelica Ramos Chief Executive Officer (CEO) London 47 $1,200,000
3 Ashton Cox Junior Technical Author San Francisco 66 $86,000
4 Bradley Greer Software Engineer London 41 $132,000
5 Brenden Wagner Software Engineer San Francisco 28 $206,850
6 Brielle Williamson Integration Specialist New York 61 $372,000
7 Bruno Nash Software Engineer London 38 $163,500
8 Caesar Vance Pre-Sales Support New York 21 $106,450
9 Cara Stevens Sales Assistant New York 46 $145,600
10 Cedric Kelly Senior Javascript Developer Edinburgh 22 $433,060
Showing 1 to 10 of 57 entries
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$(document).ready(function() {
    var t = $('#example').DataTable({
        "columnDefs": [{
            "searchable": false,
            "orderable": false,
            "targets": 0
        }],
        "order": [[1, 'asc']]
    });
    t.on('order.dt search.dt',
    function() {
        t.column(0, {
            search: 'applied',
            order: 'applied'
        }).nodes().each(function(cell, i) {
            cell.innerHTML = i + 1;
        });
    }).draw();
});
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<table id="example" class="display" cellspacing="0" width="100%">
   <thead>
    <tr>
     <th></th>
     <th>Name</th>
     <th>Position</th>
     <th>Office</th>
     <th>Age</th>
     <th>Salary</th>
    </tr>
   </thead>
   <tfoot>
    <tr>
     <th></th>
     <th>Name</th>
     <th>Position</th>
     <th>Office</th>
     <th>Age</th>
     <th>Salary</th>
    </tr>
   </tfoot>
   <tbody>
    <tr>
     <td></td>
     <td>Tiger Nixon</td>
     <td>System Architect</td>
     <td>Edinburgh</td>
     <td>61</td>
     <td>$320,800</td>
    </tr>
    <tr>
     <td></td>
     <td>Garrett Winters</td>
     <td>Accountant</td>
     <td>Tokyo</td>
     <td>63</td>
     <td>$170,750</td>
    </tr>
    <tr>
     <td></td>
     <td>Ashton Cox</td>
     <td>Junior Technical Author</td>
     <td>San Francisco</td>
     <td>66</td>
     <td>$86,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Cedric Kelly</td>
     <td>Senior Javascript Developer</td>
     <td>Edinburgh</td>
     <td>22</td>
     <td>$433,060</td>
    </tr>
    <tr>
     <td></td>
     <td>Airi Satou</td>
     <td>Accountant</td>
     <td>Tokyo</td>
     <td>33</td>
     <td>$162,700</td>
    </tr>
    <tr>
     <td></td>
     <td>Brielle Williamson</td>
     <td>Integration Specialist</td>
     <td>New York</td>
     <td>61</td>
     <td>$372,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Herrod Chandler</td>
     <td>Sales Assistant</td>
     <td>San Francisco</td>
     <td>59</td>
     <td>$137,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Rhona Davidson</td>
     <td>Integration Specialist</td>
     <td>Tokyo</td>
     <td>55</td>
     <td>$327,900</td>
    </tr>
    <tr>
     <td></td>
     <td>Colleen Hurst</td>
     <td>Javascript Developer</td>
     <td>San Francisco</td>
     <td>39</td>
     <td>$205,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Sonya Frost</td>
     <td>Software Engineer</td>
     <td>Edinburgh</td>
     <td>23</td>
     <td>$103,600</td>
    </tr>
    <tr>
     <td></td>
     <td>Jena Gaines</td>
     <td>Office Manager</td>
     <td>London</td>
     <td>30</td>
     <td>$90,560</td>
    </tr>
    <tr>
     <td></td>
     <td>Quinn Flynn</td>
     <td>Support Lead</td>
     <td>Edinburgh</td>
     <td>22</td>
     <td>$342,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Charde Marshall</td>
     <td>Regional Director</td>
     <td>San Francisco</td>
     <td>36</td>
     <td>$470,600</td>
    </tr>
    <tr>
     <td></td>
     <td>Haley Kennedy</td>
     <td>Senior Marketing Designer</td>
     <td>London</td>
     <td>43</td>
     <td>$313,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Tatyana Fitzpatrick</td>
     <td>Regional Director</td>
     <td>London</td>
     <td>19</td>
     <td>$385,750</td>
    </tr>
    <tr>
     <td></td>
     <td>Michael Silva</td>
     <td>Marketing Designer</td>
     <td>London</td>
     <td>66</td>
     <td>$198,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Paul Byrd</td>
     <td>Chief Financial Officer (CFO)</td>
     <td>New York</td>
     <td>64</td>
     <td>$725,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Gloria Little</td>
     <td>Systems Administrator</td>
     <td>New York</td>
     <td>59</td>
     <td>$237,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Bradley Greer</td>
     <td>Software Engineer</td>
     <td>London</td>
     <td>41</td>
     <td>$132,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Dai Rios</td>
     <td>Personnel Lead</td>
     <td>Edinburgh</td>
     <td>35</td>
     <td>$217,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Jenette Caldwell</td>
     <td>Development Lead</td>
     <td>New York</td>
     <td>30</td>
     <td>$345,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Yuri Berry</td>
     <td>Chief Marketing Officer (CMO)</td>
     <td>New York</td>
     <td>40</td>
     <td>$675,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Caesar Vance</td>
     <td>Pre-Sales Support</td>
     <td>New York</td>
     <td>21</td>
     <td>$106,450</td>
    </tr>
    <tr>
     <td></td>
     <td>Doris Wilder</td>
     <td>Sales Assistant</td>
     <td>Sidney</td>
     <td>23</td>
     <td>$85,600</td>
    </tr>
    <tr>
     <td></td>
     <td>Angelica Ramos</td>
     <td>Chief Executive Officer (CEO)</td>
     <td>London</td>
     <td>47</td>
     <td>$1,200,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Gavin Joyce</td>
     <td>Developer</td>
     <td>Edinburgh</td>
     <td>42</td>
     <td>$92,575</td>
    </tr>
    <tr>
     <td></td>
     <td>Jennifer Chang</td>
     <td>Regional Director</td>
     <td>Singapore</td>
     <td>28</td>
     <td>$357,650</td>
    </tr>
    <tr>
     <td></td>
     <td>Brenden Wagner</td>
     <td>Software Engineer</td>
     <td>San Francisco</td>
     <td>28</td>
     <td>$206,850</td>
    </tr>
    <tr>
     <td></td>
     <td>Fiona Green</td>
     <td>Chief Operating Officer (COO)</td>
     <td>San Francisco</td>
     <td>48</td>
     <td>$850,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Shou Itou</td>
     <td>Regional Marketing</td>
     <td>Tokyo</td>
     <td>20</td>
     <td>$163,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Michelle House</td>
     <td>Integration Specialist</td>
     <td>Sidney</td>
     <td>37</td>
     <td>$95,400</td>
    </tr>
    <tr>
     <td></td>
     <td>Suki Burks</td>
     <td>Developer</td>
     <td>London</td>
     <td>53</td>
     <td>$114,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Prescott Bartlett</td>
     <td>Technical Author</td>
     <td>London</td>
     <td>27</td>
     <td>$145,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Gavin Cortez</td>
     <td>Team Leader</td>
     <td>San Francisco</td>
     <td>22</td>
     <td>$235,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Martena Mccray</td>
     <td>Post-Sales support</td>
     <td>Edinburgh</td>
     <td>46</td>
     <td>$324,050</td>
    </tr>
    <tr>
     <td></td>
     <td>Unity Butler</td>
     <td>Marketing Designer</td>
     <td>San Francisco</td>
     <td>47</td>
     <td>$85,675</td>
    </tr>
    <tr>
     <td></td>
     <td>Howard Hatfield</td>
     <td>Office Manager</td>
     <td>San Francisco</td>
     <td>51</td>
     <td>$164,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Hope Fuentes</td>
     <td>Secretary</td>
     <td>San Francisco</td>
     <td>41</td>
     <td>$109,850</td>
    </tr>
    <tr>
     <td></td>
     <td>Vivian Harrell</td>
     <td>Financial Controller</td>
     <td>San Francisco</td>
     <td>62</td>
     <td>$452,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Timothy Mooney</td>
     <td>Office Manager</td>
     <td>London</td>
     <td>37</td>
     <td>$136,200</td>
    </tr>
    <tr>
     <td></td>
     <td>Jackson Bradshaw</td>
     <td>Director</td>
     <td>New York</td>
     <td>65</td>
     <td>$645,750</td>
    </tr>
    <tr>
     <td></td>
     <td>Olivia Liang</td>
     <td>Support Engineer</td>
     <td>Singapore</td>
     <td>64</td>
     <td>$234,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Bruno Nash</td>
     <td>Software Engineer</td>
     <td>London</td>
     <td>38</td>
     <td>$163,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Sakura Yamamoto</td>
     <td>Support Engineer</td>
     <td>Tokyo</td>
     <td>37</td>
     <td>$139,575</td>
    </tr>
    <tr>
     <td></td>
     <td>Thor Walton</td>
     <td>Developer</td>
     <td>New York</td>
     <td>61</td>
     <td>$98,540</td>
    </tr>
    <tr>
     <td></td>
     <td>Finn Camacho</td>
     <td>Support Engineer</td>
     <td>San Francisco</td>
     <td>47</td>
     <td>$87,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Serge Baldwin</td>
     <td>Data Coordinator</td>
     <td>Singapore</td>
     <td>64</td>
     <td>$138,575</td>
    </tr>
    <tr>
     <td></td>
     <td>Zenaida Frank</td>
     <td>Software Engineer</td>
     <td>New York</td>
     <td>63</td>
     <td>$125,250</td>
    </tr>
    <tr>
     <td></td>
     <td>Zorita Serrano</td>
     <td>Software Engineer</td>
     <td>San Francisco</td>
     <td>56</td>
     <td>$115,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Jennifer Acosta</td>
     <td>Junior Javascript Developer</td>
     <td>Edinburgh</td>
     <td>43</td>
     <td>$75,650</td>
    </tr>
    <tr>
     <td></td>
     <td>Cara Stevens</td>
     <td>Sales Assistant</td>
     <td>New York</td>
     <td>46</td>
     <td>$145,600</td>
    </tr>
    <tr>
     <td></td>
     <td>Hermione Butler</td>
     <td>Regional Director</td>
     <td>London</td>
     <td>47</td>
     <td>$356,250</td>
    </tr>
    <tr>
     <td></td>
     <td>Lael Greer</td>
     <td>Systems Administrator</td>
     <td>London</td>
     <td>21</td>
     <td>$103,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Jonas Alexander</td>
     <td>Developer</td>
     <td>San Francisco</td>
     <td>30</td>
     <td>$86,500</td>
    </tr>
    <tr>
     <td></td>
     <td>Shad Decker</td>
     <td>Regional Director</td>
     <td>Edinburgh</td>
     <td>51</td>
     <td>$183,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Michael Bruce</td>
     <td>Javascript Developer</td>
     <td>Singapore</td>
     <td>29</td>
     <td>$183,000</td>
    </tr>
    <tr>
     <td></td>
     <td>Donna Snider</td>
     <td>Customer Support</td>
     <td>New York</td>
     <td>27</td>
     <td>$112,000</td>
    </tr>
   </tbody>
  </table>

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