JSFiddle - React, Tailwind, and code Playground

by gromer

HTML

<div>1</div>
<div class="a">2</div>
<div class="a">3</div>

<span>Results:</span>
<div id="results"></div>

JavaScript

$('#results').append($('> html').length + '<br />');
$('#results').append($('body > div').length + '<br />');
$('#results').append($('body > .a').length + '<br />');