JSFiddle - React, Tailwind, and code Playground

HTML

<input type="button" value="Append" onclick="example_append()" /><br/>
<ul>
   <LI>First Item</LI>
   <LI>Second Item</LI>
   <LI>Third Item</LI>
   <LI>Fourth Item</LI>
</ul>

JavaScript

function example_append() {
   $("ul").prepend("<li>New Item is here</li>");
}