JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://cdnjs.cloudflare.com/ajax/libs/handlebars.js/1.0.0/handlebars.min.js"></script>
<script id="sortedTempl" type="text/x-handlebars-template">
    <b>Sorted:</b>
    <ul>
        {{#eachByIdx comments}}
            <li>{{text}}</li>
        {{/eachByIdx}}
    </ul>
</script>

<div id="sorted"></div>

JavaScript

var result = 'abcdefgh'.indexOf('bc');
        
$('#sorted').html( result );