JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.6.2/css/bootstrap-select.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.6.2/js/bootstrap-select.min.js"></script>
<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.1/css/bootstrap.min.css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.1/js/bootstrap.min.js"></script>
<ul class="dropdown-menu inner" role="menu" style="max-height: 332px; overflow-y: auto; min-height: 89px;">
<li data-original-index="0" class=""></li>
</ul>

JavaScript

$('.selectpicker').selectpicker();
var all = $('option[value=all]');
$('.selectpicker').change(function() {
    var all = $('option[value=all]'); 
    var thisVal = all.html();
    alert(thisVal);
    if (all.is(':selected')) {
        $('.selectpicker').selectpicker('deselectAll');    
        $('ul.dropdown-menu > li[rel=0]').addClass('selected');
        $('span.filter-option').html(thisVal);
    } else {
        $('ul.dropdown-menu > li[rel=0]').removeClass('selected');
    }
});