JSFiddle - React, Tailwind, and code Playground

HTML

<div id="compare-table-scrollable">
    <img src="www.bla.my/1.png" />
    <img src="www.bla.my/2.png" />
    <img src="www.bla.my/3.png" />
</div>

JavaScript

var imageCount = $('#compare-table-scrollable img').length;
    var counterIMG = 0;
    $('#compare-table-scrollable img').one("load error",function(){
    		counterIMG++;
                if (counterIMG == imageCount)  // do stuff when all have loaded
		{
		     	alert(counterIMG);
		}
    	});