DataTables Double Header Example

HTML

<script src="https://code.jquery.com/jquery-3.4.1.slim.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.js"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.css">
<link href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/5.3.0/css/bootstrap.min.css" rel="stylesheet">
<link href="https://cdn.datatables.net/v/bs5/jq-3.7.0/dt-2.1.4/datatables.min.css" rel="stylesheet">
 
<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/5.3.0/js/bootstrap.bundle.min.js"></script>
<script src="https://cdn.datatables.net/v/bs5/jq-3.7.0/dt-2.1.4/datatables.min.js"></script>

<div class="card">
  <div class="card-header">
    Example
  </div>
  <div class="card-body">
    <table class="table table-striped table-bordered" id="example"></table>
  </div>
</div>


<script>
let dataSet = [
    ['Tiger Nixon', 'System Architect', 'Edinburgh', '5421', '2011/04/25', '$320,800'],
    ['Garrett Winters', 'Accountant', 'Tokyo', '8422', '2011/07/25', '$170,750'],
    ['Ashton Cox', 'Junior Technical Author', 'San Francisco', '1562', '2009/01/12', '$86,000'],
    ['Cedric Kelly', 'Senior Javascript Developer', 'Edinburgh', '6224', '2012/03/29', '$433,060'],
];
 
let dt = new DataTable('#example', {
    columns: [
        { title: 'Name' },
        { title: 'Position' },
        { title: 'Office' },
        { title: 'Extn.' },
        { title: 'Start date' },
        { title: 'Salary' }
    ],
    data: dataSet
});

dt.on('stateLoaded.dt', function (e, settings, data) {
  console.log("test"); // Does not log
});
</script>