vue跑马灯效果.html

程序员文章站 2022-07-14 21:33:42

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代码：

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>跑马灯</title>
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
</head>
<body>
<div id="app">
    <input type="button" value="浪起来" @click="lang">
    <input type="button" value="低调" @click="stop">
    <h4>{{msg}}</h4>
</div>
<script>
var vm = new Vue({
    el: '#app',
    data: {
        msg: '猥琐发育，别浪~！一直循环吧',
        intervalId: null
    },
    methods: {
        lang() {
            if (this.intervalId != null) return;
            this.intervalId = setInterval(() => {
                var start = this.msg.substring(0, 1);
                var end = this.msg.substring(1);
                this.msg = end + start;
            }, 400)
        },
        stop() {
            clearInterval(this.intervalId);
            this.intervalId = null;
        }
    }
})
</script>
</body>
</html>

vue跑马灯效果.html