JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<div class="step3html">

</div>

<div class="loadimage">
click here load image
</div>

JavaScript

$(".loadimage").on('click', function() { 
$(".step3html").html('<img class="mobimg thumbnail" src="https://placeholdit.imgix.net/~text?txtsize=33&txt=350%C3%97150&w=350&h=150">');
 });
 
$(".mobimg").on('load', function() {
  alert("das");
});