js实现盒子移动动画效果
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2022-03-27 19:49:55
本文实例为大家分享了js实现盒子移动动画效果的具体代码，供大家参考，具体内容如下 <...
本文实例为大家分享了js实现盒子移动动画效果的具体代码，供大家参考，具体内容如下
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<title>document</title>
<style>
.box {
width: 200px;
height: 200px;
border: 1px solid red;
position: absolute;
left: 0;
top: 50px;
}
</style>
</head>
<body>
<input type="button" value="前进" id="box_start">
<input type="button" value="停止" id="box_stop">
<input type="button" value="回退" id="box_back">
<br><br>
<div id="box" class="box">
</div>
<script>
let boxstart = document.getelementbyid("box_start");
let boxstop = document.getelementbyid("box_stop");
let boxback = document.getelementbyid("box_back");
let timeid_1;
let timeid_2;
boxstart.onclick = function () {
let box = document.getelementbyid("box");
clearinterval(timeid_2);
timeid_1 = setinterval(function () {
if (box.offsetleft >= 600) {
clearinterval(timeid_1);
box.style.left = 600 + 'px';
alert('到达目的地');
} else {
box.style.left = box.offsetleft + 10 + 'px';
}
}, 100);
};
boxback.onclick = function () {
let box = document.getelementbyid("box");
clearinterval(timeid_1);
timeid_2 = setinterval(function () {
if (box.offsetleft <= 0) {
clearinterval(timeid_2);
box.style.left = "0";
alert('已在出发位置');
} else {
box.style.left = box.offsetleft - 10 + 'px';
}
}, 100);
};
boxstop.onclick = function () {
clearinterval(timeid_1);
clearinterval(timeid_2);
};
</script>
</body>
</html>
效果图：
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。
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