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
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<!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>
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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服务器之家。
原文链接:https://blog.csdn.net/cnkeysky/article/details/86761612