JSFiddle - React, Tailwind, and code Playground

HTML

<img id="lazyload-234242" src="http://placehold.it/350x150"/>
<img id="lazyload-456456" src="http://placehold.it/350x150"/>
    
<div class="output"></div>

CSS

img {
    display: none;
}

JavaScript

$(document.body).find('img[id*=lazyload]').each(function() {
    $('.output').append("src: " + $(this).prop('src') + "<hr/>" );
});