VUE框架v-if 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="vue3.js"></script>
    <style>
        .c1{
            color: red;
        }
        .c2{
            
        }
    </style>


</head>
<body>

<div id="app">
    <h3>展示电影</h3>
    <div v-if="age>18">成年电影</div>
    <div v-else>青少年电影</div>

    <h3>展示成绩</h3>
    <div v-if="score>90">优秀</div>
    <div v-else-if="score>80">良好</div>
    <div v-else-if="score>60">及格</div>
    <div v-else>不及格</div>

</div>

<script>

    // 数据驱动界面
    var vm = Vue.createApp({
        data(){
            return {
                age: 12,
                score: 79,
            }
        },
    }).mount("#app")
</script>

</body>
</html>

 

posted @ 2022-06-10 20:54  呼长喜  阅读(27)  评论(0)    收藏  举报