Vue轮播图 - 掘金

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

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .indexes {
            display: flex;
            position: absolute;
        }

        .indexes li {
            width: 12px;
            height: 12px;
            margin: 0 10px;
            border-radius: 50%;
            background: #fff;
        }

        .indexes li.active {
            background: red;
        }

        .container {
            width: 700px;
            position: relative;
            display: flex;
            justify-content: center;
            border: 1px solid red;
        }

        .container img {
            width: 700px;
        }
    </style>
</head>

<body>
    <div id="app">
        <div class="container">
            <img :src="img" v-show="i===activeIndex" v-for="(img,i) in list">
            <ul class="indexes">
                <li :class="{active :i===activeIndex}" v-for="(img,i) in list"></li>
            </ul>
        </div>
    </div>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
    <script>
        let vm = new Vue({
            el: "#app",
            data() {
                return {
                    activeIndex: 0,
                    list: ['http://p1.music.126.net/nhXeKMPCgZZbn1cyowYL_Q==/109951165049323147.jpg?imageView&quality=89',
                        'http://p1.music.126.net/M6O8M7AYnQSVK05xAb9J9A==/109951165049273694.jpg?imageView&quality=89',
                        'http://p1.music.126.net/qFByl2TS77pjEO8Z8fN_kg==/109951165049330063.jpg?imageView&quality=89',
                        'http://p1.music.126.net/aQfHxFI9b32v19zynGuGiQ==/109951165049233036.jpg?imageView&quality=89',
                        'http://p1.music.126.net/yjlmXhnl8z6Y-R8ybkIpdw==/109951165050136855.jpg?imageView&quality=89',
                        'http://p1.music.126.net/9GlwjBanTApab4DmKp6Pig==/109951165049975107.jpg?imageView&quality=89'
                    ]
                }

            },
            mounted() {
                // setInterval(() => {
                //     this.activeIndex++
                //     if(this.activeIndex ===this.list.length) this.activeIndex =0
                // }, 1000);
                this.run()
            },
            methods: {
                run() {
                    this.timer = setInterval(() => {
                        this.activeIndex++
                        if (this.activeIndex === this.list.length) this.activeIndex = 0
                    },1000)
                },
                hover(i){
                    clearInterval(this.timer)
                    this.activeIndex = i
                    this.run()
                }
            },
        })
    </script>
</body>

</html>