JSFiddle - React, Tailwind, and code Playground

HTML

<div id="myDiv">test</div>

<input type="button" id="show" value="show" />
<input type="button" id="hide" value="hide" />

JavaScript

$('#show').click(function() {
    $('#myDiv').show(0, onDivShow);
});

$('#hide').click(function() {
    $('#myDiv').hide(0, onDivHide);
});


function onDivShow() { alert('is shown'); }
function onDivHide() { alert('is hidden'); }