JSFiddle - React, Tailwind, and code Playground
HTML
<div id="empty"></div>
<div id="should-be-empty">
</div>JavaScript
document.write($('#empty').is(':empty') ? 'First div is empty' : 'First div is not empty!');
document.write('<br />');
document.write($('#should-be-empty').is(':empty') ? 'Second div is empty' : 'Second div is not empty!');