JSFiddle - React, Tailwind, and code Playground

by kentaromiura

HTML

<select id="test">
    <option>IE 7</option>
    <option>go</option>
    <option>fuck</option>
</select>

JavaScript

alert('onmouseenter' in document.documentElement);
alert(Element.NativeEvents.mouseleave);
$('test').addEvent('mouseleave',function(){
    alert('Y U leave?');
})