Vue digital scroll flop effect

Just copy and paste
source code:
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .number {
            margin-bottom: 10px;
            text-align: center;
        }

        .number ul {
            display: inline-block;
            height: 40px;
            text-align: center;
        }

        .number ul li {
            float: left;
            width: 40px;
            height: 40px;
            text-align: center;
            margin: 0 4px;
            background: url("../assets/images/yuyueshf/number.png") no-repeat center;
            background-size: 100% 100%;
        }

        .number ul li .dataBoc {
            position: relative;
            width: 100%;
            height: 100%;
            overflow: hidden;
        }

        .number ul li .dataBoc .tt {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }

        .number ul li .dataBoc .tt span {
            width: 100%;
            height: 100%;
            line-height: 40px;
            float: left;
            text-align: center;
            font-size: 26px;
            color: #f64841;
        }
    </style>
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
</head>

<body>
    <div id="demo">
        <div class="number">
            <ul id="dataNums">
                <li v-for="(item,index) in list" :key="index">
                    <div class="dataBoc">
                        <div class="tt" :style="{transition:'all 2.5s ease-in-out 0s',top:'-'+item.top+'px'}">
                            <span v-for="(item2,index2) in numList" :key="index2">{
   
   {item2}}
                            </span>
                        </div>
                    </div>
                </li>
            </ul>
        </div>
    </div>

</body>

</html>
<script>
    var app = new Vue({
        el: '#demo',
        // props: { number: Number },
        data() {
            return {
                list: [],
                number: '285673645854',
                numList: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
            }
        },
        mounted() {
            this.scroll();
        },
        methods: {
            scroll() {
                this.list = this.number.toString().split('');
                let arr = [];
                this.list.forEach((value) => {
                    arr.push({ num: value, top: 0 })
                });
                this.list = arr;
                let Hei = parseFloat(getComputedStyle(document.getElementById("dataNums")).height);
                console.log('hei' + Hei)
                this.list.forEach((value, index) => {
                    console.log(value)
                    setTimeout(() => {
                        value.top = parseFloat((value.num * Hei) + (Hei * 10));
                    }, index * 300);
                });
                console.log(this.list)
            }
        }
    })
</script>
I forgot where I saw the above code. I borrowed from other bloggers, but I can’t find the link to the original text. Record it for your future use.
Vue digital scroll flop effect

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