JSFiddle - React, Tailwind, and code Playground
by Artem
HTML
<div id="root">1
<div>2
<div>4</div>
</div>
<div>3</div>
<div>5
<div>6</div>
</div>
</div>
JavaScript
const tree = document.getElementById('root')
const func = (el) => {
if(el.children) {
el
}
}