JSFiddle - React, Tailwind, and code Playground

by David Thomas

HTML

<a href="http://davidrhysthomas.co.uk/">Leave site</a>

JavaScript

function reallySure (event) {
    var message = 'Are you sure about that?';
    action = confirm(message) ? true : event.preventDefault();
}
var aElems = document.getElementsByTagName('a');

for (var i = 0, len = aElems.length; i < len; i++) {
    aElems[i].addEventListener('click', reallySure);
}