JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
</div>
<button id="add">Add Stuff</button>

JavaScript

$('#add').click(function() {
    $('#container').append($('<div>Hello! I am a new div</div>')).trigger('div-added');
});

$('#container').bind('div-added', function() {
    alert('A div has been added');
});