原生实现数字滚动效果,H5

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title></title>
</head>
<body>
<h1 id="num" ></h1>
</body>
<script type="text/javascript">
    var numBox = document.getElementById('num');
    /**
     * 数字滚动
     * @param {Object} num         开始值
     * @param {Object} maxNum    最大值,最终展示的值
     */
    function numRunFun(num,maxNum){
        var numText = num;
        var golb; // 为了清除requestAnimationFrame
        function numSlideFun(){
            numText+=10000; // 速度的计算可以为小数
            if(numText >= maxNum){
                numText = maxNum;
                cancelAnimationFrame(golb);
            }else {
                golb = requestAnimationFrame(numSlideFun);
            }
            numBox.innerHTML = ~~(numText)

        }
        numSlideFun();
    }
    // 运行
    numRunFun(0,99000)
</script>
</html>

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转载自www.cnblogs.com/baixiaoxiao/p/11243083.html