JSFiddle - React, Tailwind, and code Playground
HTML
<ul> <li><div>foo1</div></li> <li><div>bar1</div></li> <li><div>baz1</div></li> </ul>
JavaScript
$(document).ready(function () {
$('div').click(function () {
$(this).closest('ul').find('li').not($(this).parent()).toggle();
});
});