JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
   <div class="row selected" id="one"><img src="onei.png"><img src="twoi.png"></div>
   <div class="row" id="two"><img src="onei1.png"><img src="twoi2.png"></div>
 </div>

JavaScript

function loop() {
    alert()
    $('#container .row.selected img').each(function() {
        alert($(this).attr('src'))
    });
}