JSFiddle - React, Tailwind, and code Playground

by Naresh

HTML

<ul>
    <li class="cat">Category1
        <ul>
            <li>Sub Category1</li>
            <li>Sub Category2</li>
            <li>Sub Category3</li>
        </ul>
    </li>
    <li class="cat">Category1
        <ul>
            <li>Sub Category1</li>
            <li>Sub Category2</li>
            <li>Sub Category3</li>
        </ul>
    </li>
    <li class="cat">Category1
        <ul>
            <li>Sub Category1</li>
            <li>Sub Category2</li>
            <li>Sub Category3</li>
        </ul>
    </li>
</ul>

JavaScript

$('.cat').click(function(){
    $('.cat').slideToggle();
});