JSFiddle - React, Tailwind, and code Playground

HTML

<div class="gallerypreview" id="one">1</div>
<div class="gallerypreview" id="two">2</div>
<div class="gallerypreview" id="three">3</div>

JavaScript

var images = new Array();

$(document).ready( function(){

$('.gallerypreview').each(function() {
    images.push($(this).attr("id"));
});

$('.gallerypreview').click(function() {
    alert($(this).attr("id"));
});

});