JSFiddle - React, Tailwind, and code Playground
by tymeJV
HTML
<ul>
<li>Some thing
<ul style='display:none;'>
<li>See more stuff!</li>
<li>See????</li>
</ul>
</li>
</ul>
JavaScript
$("ul > li").click(function() {
$(this).children("ul").slideToggle();
});