Bootstrap3 plugin for datatable

<link rel="stylesheet" href="css/datatables.css">
<script src="js/datatables.js"></script>

// Html code
<table class="datatable table table-striped table-bordered">
</table>

// Javascript code
$('.datatable').dataTable();
$('.datatable').each(function(){
    var datatable = $(this);
    var search_input = datatable.closest('.dataTables_wrapper').find('div[id$=_filter] input');
    search_input.attr('placeholder', 'Search');
    search_input.addClass('form-control input-sm');
    var length_sel = datatable.closest('.dataTables_wrapper').find('div[id$=_length] select');
    length_sel.addClass('form-control input-sm');
});