JavaScript模拟重力场

最新推荐文章于 2025-07-07 11:32:04 发布

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最新推荐文章于 2025-07-07 11:32:04 发布 · 852 阅读

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#JavaScript模拟重力场 JavaScript运动

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        div{
            position: absolute;
            left:0;
            top:0;
            width:100px;
            height:100px;
            border-radius: 50%;
            background: yellow;
        }
    </style>
</head>

<body>
    <div></div>
    <script>
        var oDiv=document.getElementsByTagName('div')[0];
        var lastX = oDiv.offsetLeft;  
        var lastY = oDiv.offsetTop;  
        oDiv.onmousedown = function(e){
            //点击就清除计时器，防止定时器未结束造成bug
            clearInterval(this.timer);
            var event = e || window.ev