<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>transitionend事件</title>
<style>
/*为div设置宽高、背景色及过渡*/
#myDIV {
width: 50px;
height: 50px;
background: orange;
-webkit-transition: width 2s; /* For Safari 3.1 to 6.0 */
transition: width 2s;
}
#myDIV:hover {
width: 300px;
height: 300px;
}
</style>
</head>
<body>
<p>将鼠标移动到div元素上，查看过渡效果。</p>
<div id="myDIV"></div>
<script>
// Safari 3.1 到 6.0 版本代码
var dom= document.getElementById("myDIV");
dom.addEventListener("webkitTransitionEnd", myFunction);
// 标准语法
dom.addEventListener("transitionend", myFunction);
// 事件回调函数
function myFunction() {
this.innerHTML='过渡效果结束';
this.style.background='red';
}
</script>
</body>
</html>