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transitionend.html
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transitionend.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>transitionend js</title>
<style type="text/css">
.sample {
width: 200px;
height: 200px;
border: 1px solid green;
background: #ff0000;
opacity: 1;
margin-bottom: 20px;
transition-property: opacity;
transition-duration: .5s;
}
.hide {
opacity: 0;
}
</style>
</head>
<body>
<div class="sample"></div>
<button onclick="this.style.display='none';startFade();">Begin Fadeout, Detect Completion</button>
<script type="text/javascript">
(function() {
var e = document.getElementsByClassName('sample')[0];
function whichTransitionEvent(){
var t;
var el = document.createElement('fakeelement');
var transitions = {
'transition':'transitionend',
'OTransition':'oTransitionEnd',
'MozTransition':'transitionend',
'WebkitTransition':'webkitTransitionEnd'
}
for(t in transitions){
if( el.style[t] !== undefined ){
return transitions[t];
}
}
}
var transitionEvent = whichTransitionEvent();
e.addEventListener(transitionEvent, function() {
console.log('Transition complete! This is the callback, no library needed!');
});
startFade = function() {
e.className+= ' hide';
}
})();
</script>
</body>
</html>