vue添加与删除

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<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>

<body>
<div id="app">
    <ul>
        <input type="text" v-model="name"><button @click="add">添加</button>
        <li v-for="(item,i) in list">
            <a :href="'xxx.html?id='+item.id">{{item.name}}</a>
            <button @click="del(i)">删除</button>
            
        </li>
    </ul>
</div>
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<script>
    let vm = new Vue({
        el: "#app",
        data() {
            return {
                name:"",
                list: [
                    { id: 1001, name: "aaa" },
                    { id: 1002, name: "bbb" },
                    { id: 1003, name: "ccc" }
                ]
            }
        },
        methods: {
            del(i) {
                this.list.splice(i, 1)
            },
            add(){
                this.list.push({
                    id: +new Date,
                    name:this.name
                })
                this.name = ''
            }
        },
    })
</script>
</body>

</html>