09.条件判断v-if 

<body>
    <div id="app">
        <h2 v-if="true"> {{ message }} </h2>
        <h1 v-else> isShow为false时显示</h1>
    </div>
    <script src='https://cdn.jsdelivr.net/npm/vue@2.6.12/dist/vue.js'></script>
    <script>
        const app = new Vue({
            el: '#app',
            data: {
                message: "李银河 你好啊",
                isShow: false,
            }
        })
    </script>
</body>

 

posted @ 2020-12-28 21:40  闭上耳朵  阅读(122)  评论(0)    收藏  举报