lovecoding
/
VIP29


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>模板</title>
    <!-- 引入文件   -->
    <script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
    <style>
        .active {
            height: 200px;
            width: 200px;
            border: 1px solid red;
        }
    </style>
</head>
<body>
<div id="app">
    <ul v-for=" item in arr" >
        <li>{{item}}</li>
    </ul>

    <hr>

    <ul v-for=" (item,index) in personArr" :key="index" >
        <li :name="index" >{{item.name}} --- {{item.age}} </li>
    </ul>

</div>
</body>
<script>
    const { createApp, ref } = Vue;
    createApp({
        setup() {
            //数组
            let arr = ref(["郭嘉", "霍去病", "白起", "诸葛亮", "贾文和"]);

            //集合
            let personArr = ref([
                {name: "郭嘉", age: 30},
                {name: "霍去病", age: 22},
                {name: "白起", age: 22},
                {name: "诸葛亮", age: 28},
                {name: "贾文和", age: 28}
            ]);

            return {
                arr,personArr
            };
        }
    }).mount('#app'); //createApp创建对象 挂在到app
</script>
</html>