JSFiddle - React, Tailwind, and code Playground

HTML

<div style="display: none;">
  <img src=http://dystroy.org/stripad/icon-v1.png style="display: none;" id="test">
</div>


<img src=http://dystroy.org/stripad/icon-v1.png style="display: none;" id="test2">

JavaScript

$(window).load(function() {

	alert("image width: " + $('#test').width());
  alert("image width: " + $('#test2').width());

});