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
var elements = $("li");
var e;
while ((e = elements.splice(elements.length - 1, 1)).length)
{
$("ul").append(e[0]);
}