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 imgs = $('#compare-table-scrollable img');
$(checkForImagesDone);
function checkForImagesDone()
{
  var counter = 0;
  imgs.each(function()
  {
    if (this.complete)
    {
      ++counter;
    }
  });
  if (counter === imgs.length)
  {
    display("All complete");
  }
  else
  {
    display("Only " + counter + " so far, will check again");
    setTimeout(checkForImagesDone, 50); // 50ms
  }
}
function display(msg) {
    $("<p>").html(String(msg)).appendTo(document.body);
}