为啥盒子不移动啊，
<!DOCTYPE html><html>
<head>
<meta charset="utf-8">
<title>动画函数封装</title>
<style>
div{
width:100px;
height:100px;
background-color:gold;
}
</style>
</head>
<body>
<div>1</div>
<button>点击移动盒子</button>
<script>
var div=document.querySelector('div');
functionanimate(obj,target,callback){
clearInterval(obj.timer);
obj.timer=setInterval(function(){
var step=(target-obj.offsetLeft)/10;
step=step>0?Math.ceil(step):Math.floor(step);
if(obj.offsetLeft==target){
clearInterval(obj.timer);
if(callback){
callback();
}
}
obj.style.left=obj.offsetLeft+step+'px';
},1);
}
div.addEventListener('click',function(){
animate(div,800);
alert('美好');
});
</script>
</body>
</html>
div{
position:absolute;
width:100px;
height:100px;
background-color:gold;
}
页:
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