鼠标滚轮事件-一次滚动一屏效果如下：完整代码如下：

效果如下：
完整代码如下：
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>鼠标滚轮事件-一次滚动一屏</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }

        body {
            overflow: hidden;
        }

        .main {
            width: 100vw;
            transition: all .7s ease-in-out;
        }

        .main .list {
            width: 100vw;
            height: 100vh;
            /* transform: translateY(-100vh); */

        }

        .main .list:first-of-type {
            background-color: red;
        }

        .main .list:nth-of-type(2) {
            background-color: pink;
        }

        .main .list:nth-of-type(3) {
            background-color: yellow;
        }

        .main .list:nth-of-type(4) {
            background-color: green;
        }

        .main .list:nth-of-type(5) {
            background-color: orange;
        }
    </style>
</head>

<body>
    <div class="main">
        <div class="list"></div>
        <div class="list"></div>
        <div class="list"></div>
        <div class="list"></div>
        <div class="list"></div>
    </div>


    <script>
        let main = document.querySelector(".main")
        let i = 0;
        //节流 
        let endTime = new Date();
        window.onmousewheel = (e) => {
            if (new Date() - endTime < 500) {
                console.log("滑动的太频繁了，多余的已被忽略");
                return;
            }
            if (e.wheelDeltaY < 0) {
                if (i === 4) return;
                i++;
            } else {
                if (i === 0) return;
                i--;
            }
            main.style.transform = `translateY(-${i*100}vh)`;
            endTime = new Date();
        }
    </script>
</body>

</html>