完成v-model学习

1 year ago · 9ca3a3a47d
parent c2bd0ff00e
commit 9ca3a3a47d
3 changed files with 81 additions and 1 deletions
--- a/demo/v-for.html
+++ b/demo/v-for.html
@ -0,0 +1,41 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edfe">
    <script src="https://unpkg.com/vue@3.3.4/dist/vue.global.js"></script>
    <title>v-for</title>
 </head>
 <body>
 <div id="app">
    <h2>v-for遍历数组</h2>
    <ul>
        <li v-for="(item,index) in arr" :title="item">
            {{ index + 1 }} - {{ item }}
        </li>
    </ul>
    <h2>v-for遍历数组对象</h2>
    <ul>
        <li v-for="(item, index) in arr_obj" :title="item.system">
            {{ index + 1 }} - {{ item.system }}
        </li>
    </ul>
 </div>
 <script type="text/javascript">
    const App = {
        data() {
            return {
                arr: ['华为', '苹果', 'Oppo', '小米', 'Vivo'],
                arr_obj: [
                    {system: 'iOS'},
                    {system: 'Android'},
                    {system: '鸿蒙'},
                ]
            }
        }
    }
    Vue.createApp(App).mount("#app")
 </script>
 </body>
 </html>
--- a/demo/v-model.html
+++ b/demo/v-model.html
@ -0,0 +1,33 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="https://unpkg.com/element-plus/dist/index.css"/>
    <script src="https://unpkg.com/vue@3.2.24/dist/vue.global.js"></script>
    <title>v-model</title>
 </head>
 <body>
 <div id="app">
    <input type="text" v-model="tips">
    <h2>{{ tips }}</h2>
    <input type="button" value="修改" @click="change_tips">
 </div>
 <script type="text/javascript">
    const App = {
        data() {
            return {
                tips: "初始的文本信息",
                btn_tips: "点击按键后的信息"
            }
        },
        methods: {
            change_tips: function () {
                this.tips = this.btn_tips
            }
        }
    }
    Vue.createApp(App).mount("#app")
 </script>
 </body>
 </html>
--- a/demo/v-on.html
+++ b/demo/v-on.html
@ -10,12 +10,14 @@
 <body>
 <div id="app">
    <input type="button" value="点击执行" v-on:click="click_action"><br>
-    <input type="button" value="双击执行" @dblclick="double_action">
+    <input type="button" value="双击执行" @dblclick="double_action"><br>
    <input type="text" :placeholder="msg" v-model="msg" @keyup.enter="alert(msg)">
 </div>
 <script type="text/javascript">
    const App = {
        data() {
            return {
                msg: "请输入后回车提示信息",
                count: 0,
            }
        },
@ -26,6 +28,10 @@
            double_action: function () {
                alert("当前数值为：" + this.count+', 再次双击将+1')
                this.count++
            },
            alert: function (msg) {
                console.log(this.msg)
                alert(msg)
            }
        }
    }