jQuery addClass example

Change class name on click in jQuery

by tschmit

HTML

<script src="https://cdn.datatables.net/1.10.19/js/jquery.dataTables.min.js"></script>
<link rel="stylesheet" href="https://cdn.datatables.net/1.10.19/css/jquery.dataTables.min.css">
<link rel="stylesheet" href="https://cdn.datatables.net/1.10.19/css/dataTables.bootstrap.min.css">
<script src="https://cdn.datatables.net/1.10.19/js/dataTables.bootstrap.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<table id="example" class="table table-striped table-bordered nowrap" style="width:100%"> <thead> <tr> <th></th> <th>Name</th> <th>Position</th> <th>Office</th> <th>Salary</th> </tr> </thead> <tfoot> <tr> <th></th> <th>Name</th> <th>Position</th> <th>Office</th> <th>Salary</th> </tr> </tfoot> </table>

CSS

td.details-control {
    background: url('https://datatables.net/examples/resources/details_open.png') no-repeat center center;
    cursor: pointer;
}
tr.shown td.details-control {
    background: url('https://datatables.net/examples/resources/details_close.png') no-repeat center center;
}

JavaScript

function format ( d ) {
    // `d` is the original data object for the row
    return '<p>hello!</p><div style="width:99%"><table id="tid' + d.id.toString() +  '" class="table table-bordered nowrap">'+
        '<thead></thead><tbody></tbody>'+        
    '</table></div><p>bye</p>';
}
 
$(document).ready(function() {
    var table = $('#example').DataTable( {
        "data": [
    {
      "id": "1",
      "name": "Tiger Nixon",
      "position": "System Architect",
      "salary": "$320,800",
      "start_date": "2011/04/25",
      "office": "Edinburgh",
      "extn": "5421"
    },
    {
      "id": "2",
      "name": "Garrett Winters",
      "position": "Accountant",
      "salary": "$170,750",
      "start_date": "2011/07/25",
      "office": "Tokyo",
      "extn": "8422"
    }],
        "columns": [
            {
                "className":      'details-control',
                "orderable":      false,
                "data":           null,
                "defaultContent": ''
            },
            { "data": "name" },
            { "data": "position" },
            { "data": "office" },
            { "data": "salary" }
        ],
        "order": [[1, 'asc']]
    } );
     
    // Add event listener for opening and closing details
    $('#example tbody').on('click', 'td.details-control', function () {
        var tr = $(this).closest('tr');
        var row = table.row( tr );
 
        if ( row.child.isShown() ) {
            // This row is already open - close it
            row.child.hide();
            tr.removeClass('shown');
        }
        else {
            // Open this row
            row.child( format(row.data()) ).show();
            tr.addClass('shown');
            $('#tid' + row.data().id.toString()).DataTable({
                "scrollX": true,
                "data": [{"a": "bla 1","b": "nli 2","c": "ira 3","d": "furor 4", "e":"ira furor brevis est"}],
                "columns": [
                {"data": "a", title: "A"},
             ...