vue实现文字跑马灯效果

效果图：代码如下：<!DOCTYPE html><html lang="zh-CN"><head><meta charset="UTF-8"><title>Title</title><script src="./vue/vue.js"></script>...

朽木自雕xmzd

4434人浏览 · 2019-08-02 21:12:54

朽木自雕xmzd · 2019-08-02 21:12:54 发布

效果图：

代码如下：

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="./vue/vue.js"></script>
</head>
<body>
    <div id="app">
        <p>{{ msg }}</p>
        <input type="button" value="开始" @click="start">
        <input type="button" value="暂停" @click="stop">
    </div>


    <script>
        var vm = new Vue({
            el: '#app',
            data:{
                msg: "国庆节大放送，买一送一！！！",
                flag: false,
                id: null
            },
            methods:{
                start: function () {
                    if(this.flag === false){
                        this.flag = true;
                        if(this.flag === true){
                            this.id = setInterval(this.run,800);
                        }
                    }

                },
                stop: function () {
                    if(this.flag === true){
                        clearInterval(this.id);
                        this.id = null;
                        this.flag = false;
                    }
                },
                run: function () {
                    new_str = this.msg.substr(1,this.msg.length);
                    sub_str = this.msg.substr(0,1);
                    this.msg = new_str + sub_str;
                }
            }
        });
    </script>
</body>
</html>

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1、6位小写字母和数字必须包含两个字母rules: [{ required: true, message: "XXX不能为空", trigger: "blur" },{ max: 6, message: "最大长度为6位字符", trigger: "blur" },{pattern: /^(?=(?:[^a-z]*[a-z]){2})[a-z0-9]{6,6}$/, //不连续的两位字母// /^