07.v-show.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <img v-show='isShow' src="images/08028.jpg" alt="" >
        <button @click=change>切换显示</button>
        <img v-show='age<18' src="images/08028.jpg" alt="" >
    </div>
    <script src="vue.js"></script>
    <script>
        let app = new Vue ({
            el:'#app',
            data:{
                isShow:false,
                age:17
            },
            methods: {
                change:function(){
                    this.isShow = !this.isShow;
                }
            },
        })
    </script>
</body>
</html>