Datatables column search

The working of column Search

by Faisal Khan Janjua

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
<script src="//cdn.datatables.net/1.10.7/js/jquery.dataTables.min.js"></script>
<link rel="stylesheet" href="//cdn.datatables.net/1.10.7/css/jquery.dataTables.css">
 Age Search:<input data-column="3" type="text" class="column_filter" id="col3_filter" />
<br /> Office Search:<input type="text" class="column_filter" id="col2_filter" data-column="2" />

<table id="example" class="table">
  <thead>
    <tr>
      <th>Name</th>
      <th>Position</th>
      <th>Office</th>
      <th>Age</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>Tiger Nixon</td>
      <td>System Architect</td>
      <td>Edinburgh</td>
      <td>61</td>
    </tr>
    <tr>
      <td>Garrett Winters</td>
      <td>Accountant</td>
      <td>Tokyo</td>
      <td>63</td>
    </tr>
    <tr>
      <td>Ashton Cox</td>
      <td>Junior Technical Author</td>
      <td>San Francisco</td>
      <td>66</td>
    </tr>
    <tr>
      <td>Cedric Kelly</td>
      <td>Senior Javascript Developer</td>
      <td>Edinburgh</td>
      <td>22</td>
    </tr>
    <tr>
      <td>Airi Satou</td>
      <td>Accountant</td>
      <td>Tokyo</td>
      <td>33</td>
    </tr>
    <tr>
      <td>Brielle Williamson</td>
      <td>Integration Specialist</td>
      <td>New York</td>
      <td>61</td>
    </tr>
    <tr>
      <td>Herrod Chandler</td>
      <td>Sales Assistant</td>
      <td>San Francisco</td>
      <td>59</td>
    </tr>
    <tr>
      <td>Rhona Davidson</td>
      <td>Integration Specialist</td>
      <td>Tokyo</td>
      <td>55</td>
    </tr>
    <tr>
      <td>Colleen Hurst</td>
      <td>Javascript Developer</td>
      <td>San Francisco</td>
      <td>39</td>
    </tr>
    <tr>
      <td>Sonya Frost</td>
      <td>Software Engineer</td>
      <td>Edinburgh</td>
      <td>23</td>
    </tr>
    <tr>
      <td>Jena Gaines</td>
      <td>Office Manager</td>
      <td>London</td>
      <td>30</td>
    </tr>
   ...

CSS

.column_filter {
  margin: 5px;
}

JavaScript

var dataTable = $('#example').DataTable({
  searching: true,
  info: false,
  lengthChange: false
});

function filterColumn(i) {
  dataTable.column(i).search( $('#col' + i + '_filter').val(), true, false ).draw();
}

$('input.column_filter').on('keyup click', function() {
  filterColumn($(this).attr("data-column"));
});