JSFiddle - React, Tailwind, and code Playground

HTML

<div>
   <img height="50" src="http://www.hurriyet.com.tr/_np/7203/17287203.jpg" />
</div>
Update

CSS

img { width:10px; }

JavaScript

var img = $("img")[0];
alert( img.naturalWidth + "x" + img.naturalHeight );