列表学习1

2 years ago · ea40c8296a
parent 8c0906cf47
commit ea40c8296a
2 changed files with 100 additions and 0 deletions
--- a/12_列表筛选/1.基本列表.html
+++ b/12_列表筛选/1.基本列表.html
@ -0,0 +1,45 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
    <meta charset="UTF-8">
    <title>基本列表</title>
    <script type="text/javascript" src="../vue.js"></script>
 </head>
 <body>
 <div id="root">
 <!--    遍历列表-->
    <h2>人员列表</h2>
    <button @click.once="addPerson">添加一个人</button>
    <ul>
        <!--        方法一-->
        <!--        <li v-for="d in listData" :key="d.id">{{d.name}} - {{d.age}}</li>-->
        <!--        方法二-->
        <li v-for="(data, index) in listData" :key="data.id">
            {{data.name}} - {{data.age}}
            <input type="text">
        </li>
    </ul>
 </div>
 </body>
 <script type="text/javascript">
    Vue.config.productionTip = false
    const vm = new Vue({
        el: "#root",
        data: {
            listData: [
                {id: 1, name: '张三', age: 18},
                {id: 2, name: '李四', age: 19},
                {id: 3, name: '王五', age: 20}
            ]
        },
        methods:{
            addPerson() {
                const p = {id: 0, name: "赵老大", age: 80}
                this.listData.unshift(p)
            }
        }
    })
 </script>
 </html>
--- a/12_列表筛选/2.Key的原理.html
+++ b/12_列表筛选/2.Key的原理.html
@ -0,0 +1,55 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
    <meta charset="UTF-8">
    <title>基本列表</title>
    <script type="text/javascript" src="../vue.js"></script>
 </head>
 <body>
 <div id="root">
 <!--    遍历列表-->
    <h2>人员列表</h2>
    <ul>
        <!--        方法一-->
        <!--        <li v-for="d in listData" :key="d.id">{{d.name}} - {{d.age}}</li>-->
        <!--        方法二-->
        <li v-for="(data, index) in listData" :key="index">{{data.name}} - {{data.age}}</li>
    </ul>
 <!--        遍历对象-->
    <h2>汽车信息</h2>
    <ul>
        <li v-for="(key, value) of car" :key="key">{{key}} - {{value}}</li>
    </ul>
 <!--        遍历字符串-->
    <h2>字符串信息</h2>
    <ul>
        <li v-for="(c, index) of testStr" :key="index">{{c}} - {{index}}</li>
    </ul>
 <!--        遍历固定次数-->
    <h2>固定遍历</h2>
    <ul>
        <li v-for="(number, index) of 5" :key="index">{{number}} - {{index}}</li>
    </ul>
 </div>
 </body>
 <script type="text/javascript">
    Vue.config.productionTip = false
    const vm = new Vue({
        el: "#root",
        data: {
            listData: [
                {id: 1, name: '张三', age: 18},
                {id: 2, name: '李四', age: 19},
                {id: 3, name: '王五', age: 20}
            ],
            car: {
                name: "特斯拉",
                model: "Model3",
                price: "29.9w"
            },
            testStr: "Hello!"
        }
    })
 </script>
 </html>