Vue值绑定

<!DOCTYPE html>
<html>
    <head>
        <title>指令与事件</title>
        <meta charset="UTF-8">
    </head>
    <body>
        <div id="app">
            <label v-for="item in originHobbies" :for="item">
                <input :id="item" v-model="hobbies" type="checkbox"  :value="item">{{item}}
            </label>
            <h2>你的爱好是:{{hobbies}}</h2>
        </div>
        <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
        <script type="text/javascript">
            let app = new Vue({
                el:"#app",
                data:{
                    show:true,
                    hobbies:[],
                    originHobbies:['篮球','足球','品胖球','台球']
                },
            })
        </script>
    </body>
</html>