VUE框架v-if和v-for案例 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="vue3.js"></script>

</head>
<body>

<div id="app">

    <table border="1">
        <tr>
            <td>序号</td>
            <td>书籍名称</td>
            <td>书籍价格</td>
        </tr>
        <tr  v-for="(book,index) in books2">
            <template v-if="book.price>200">
                    <td>{{index}}</td>
                    <td>{{book.title}}</td>
                    <td>{{book.price}}</td>
            </template>

        </tr>

    </table>

</div>

<script>

    // 数据驱动界面
    var vm = Vue.createApp({
        data(){
            return {
                books: ["西游记","水浒传","三国演义","红楼梦"],
                books2: [
                    {title: "西游记", price: 199},
                    {title: "水浒传", price: 299},
                    {title: "三国演义", price: 399},
                    {title: "红楼梦", price: 499}
                ]
            }
        },
    }).mount("#app")

</script>

</body>
</html>

 

posted @ 2022-06-12 20:14  呼长喜  阅读(56)  评论(0)    收藏  举报