JSFiddle - React, Tailwind, and code Playground

HTML

<div>
<a
class="on-js"
href="https://developer.mozilla.org/en/docs/Web/API/Event/preventDefault">Click Me!</a>
</div>

JavaScript

let anchorEventOnJS = document.querySelector('.on-js');

anchorEventOnJS.addEventListener('click', handleOutboundLinkClicks);

function handleOutboundLinkClicks(event) {
  alert("URL: " + this.href);
	event.preventDefault();
}