JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
   <li>Item 1</li>
   <li>Item 2</li>
   <li>Item 3</li>
   <li>Item 4</li>
   <li>Item 5</li>
</ul>

JavaScript

!function($) {
    $.fn.pop = function() { return this.splice(this.length - 1, 1)[0]; }
}(jQuery);

var elements = $("li");

var e;
while ((e = elements.pop()))
{
    $("ul").append(e);
}