JSFiddle - React, Tailwind, and code Playground

by Andrew Dunai

HTML

<a href="#" id="link">Move mouse over me!</a>

JavaScript

var link = document.getElementById('link');

//link.onmouseover = function() {
//	alert('YOU MOVED MOUSE OVER ME!!!')
//};
//link.onmouseover = function() {
//	alert('YOU MOVED MOUSE OVER ME!!!!!')
//};
//link.onmouseover = function() {
//	alert('YOU MOVED MOUSE OVER ME!!!!!!!!!')
//};

//link.onmouseover = null;


//link.addEventListener('mouseover', function() {
//	alert('YOU MOVED MOUSE OVER ME!!!')
//});
//link.addEventListener('mouseover', function() {
//	alert('YOU MOVED MOUSE OVER ME!!!!!!')
//});
var callback = function() {
	alert('YOU MOVED MOUSE OVER ME!!!!!!!!!!!!!')
};
link.addEventListener('mouseover', callback);
link.removeEventListener('mouseover', callback);