function animate(obj, target, clink) {
//清除以前的定时器,只保留一个定时器
clearInterVal(obj.timer);
obj.timer = setInterval(function () {
if (obj.offsetLeft == target) {
clearInterVal(obj.timer);
}
obj.style.left = obj.offsetLeft + 10 + 'px';
}, 30)
if (clink) {
clink();
}
}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
div {
position: relative;
left: 0px;
width: 300px;
height: 300px;
background-color: pink;
}
</style>
<script src="./js/auto.js"></script>
</head>
<body>
<button>123</button>
<div></div>
<script>
var but = document.querySelector('button');
var div = document.querySelector('div');
but.onclick = function () {
animate(div, 800);
}
</script>
</body>
</html>
这是什么原因？怎么解决啊
