JSFiddle - React, Tailwind, and code Playground

HTML

<img  alt="The Liberty Bell"/>

JavaScript

var myImg = $("img");

myImg.attr("src", "https://as00.estara.com/webcare/public/linkimage.php?ulbid=1019944");

alert("dimensions - h = " + myImg.height() + "; width = " + myImg.width());