<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css" integrity="sha384-HSMxcRTRxnN+Bdg0JdbxYKrThecOKuH5zCYotlSAcp1+c8xmyTe9GYg1l9a69psu" crossorigin="anonymous">
<link rel="stylesheet" href="http://www.jq22.com/demo/bootstrapselect201901090009/css/bootstrap-select.css">
<script src="https://code.jquery.com/jquery-1.12.4.min.js" integrity="sha384-nvAa0+6Qg9clwYCGGPpDQLVpLNn0fRaROjHqs13t4Ggj3Ez50XnGQqc/r8MhnRDZ" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js" integrity="sha384-aJ21OjlMXNL5UyIl/XNwTMqvzeRMZH2w8c5cRVpzpU8Y5bApTppSuUkhZXN0VxHd" crossorigin="anonymous"></script>
<script src="http://www.jq22.com/demo/bootstrapselect201901090009/js/bootstrap-select.js"></script>
<div class="container">
<div class="row">
<div class="col-md-12">
<h2 class="text-center">Bootstrap multi-select</h2>
</div>
</div>
<div class="row">
<div class="col-md-4">
<button id="showInfo" type="button" class="btn btn-success btn-lg btn-block">SHOW</button>
</div>
<div class="col-md-4">
<button id="hideInfo" type="button" class="btn btn-danger btn-lg btn-block">HIDDEN</button>
</div>
<div class="col-md-4">
<button id="chooseText" type="button" class="btn btn-warning btn-lg btn-block">Selected Information</button>
</div>
</div>
<div class="row">
<div class="col-md-6 col-md-offset-4">
<select id="id_select" class="selectpicker" multiple data-live-search="true" data-actions-box="true"></select>
</div>
<div class="col-md-6 col-md-offset-4">