select2 js simple

HTML

<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/select2/4.0.0/css/select2.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/select2/4.0.0/js/select2.min.js"></script>
<select class="js-data-example-ajax" style="width:100%">
</select>

JavaScript

var data = [{ id: 0, text: 'enhancement' }, { id: 1, text: 'bug' }, { id: 2, text: 'duplicate' }, { id: 3, text: 'invalid' }, { id: 4, text: 'wontfix' }];

$(document).ready(function(){

    $('.js-data-example-ajax').select2({
    minimumInputLength: 2,
    multiple:false,
    delay: 250,
    data: data
        

  });
});