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Vue语法

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张小驰出没
发布2021-04-19 17:25:49
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发布2021-04-19 17:25:49
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Vue语法

MVVM

1.什么是MVVM

MVVM (Model-View-ViewModel) 是一种软件架构设计模式,由微软WPF (用于替代WinForm,以前就是用这个技术开发桌面应用程序的)和Silverlight (类似于Java Applet,简单点说就是在浏览器上运行的WPF)的架构师Ken Cooper和Ted Peters 开发,是一种简化用户界面的事件驱动编程方式。由John Gossman (同样也是WPF和Silverlight的架构师)于2005年在他的博客上发表。

MVVM 源自于经典的MVC (ModI-View-Controller) 模式。MVVM的核心是ViewModel层,负责转换Model中的数据对象来让数据变得更容易管理和使用,其作用如下:

  • 该层向上与视图层进行双向数据绑定
  • 向下与Model层通过接口请求进行数据交互
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2.MVVM好处

MVVM模式和MVC模式一样,主要目的是分离视图(View)和模型(Model),有几大好处:

  • 低耦合:视图(View)可以独立于Model变化和修改,一个ViewModel可以绑定到不同的 View上,当View变化的时候Model可以不变,当Model变化的时候View也可以不变。
  • 可复用:你可以把一些视图逻辑放在一个ViewModel里面,让很多View重用这段视图逻辑。
  • 独立开发:开发人员可以专注于业务逻辑和数据的开发(ViewModel),设计人员可以专注于页面设计。
  • 可测试:界面素来是比较难于测试的,而现在测试可以针对ViewModel来写。

Vue.js 就是一个MVVM的实现者,他的核心就是实现了DOM监听数据绑定

第一个Vue程序

1.创建一个空的新文件夹,用idea引入

2**.创建一个新的html页面**

代码语言:javascript
复制
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Titletitle>
head>
<body>
body>
html>

3.引入Vue.js

代码语言:javascript
复制
<script src="https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js">script>

4.编写项目

的id为 `vue` ,进行一个el绑定,data中`message`为固定值,在被绑定的div中使用`{{message}}`显示

代码语言:javascript
复制
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Titletitle>
head>
<body>
    <div id="vue">
        {{message}}
    div>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js">script>
    <script>
        var vm = new Vue({
            el: "#vue",
            data: {
                message: "第一个Vue项目"
            }
        });
    script>
body>
html>

直接默认浏览器打开该静态页面:

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Vue基本语法

1.v-bind

现在数据和DOM已经被建立了关联,所有的东西都是响应式的。我们在控制台操作对象的属性,界面可以实时更新。

我们可以使用v-bind来绑定元素属性

代码语言:javascript
复制
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Titletitle>
head>
<body>

    <div id="vue">
        <span v-bind:title="message">停这儿别动,这里有个提示信息!span>
    div>

    <script src="https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js">script>
    <script>
        var vm = new Vue({
            el: "#vue",
            data: {
                message: "第一个Vue项目"
            }
        });
    script>
body>
html>
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3

2. v-if、v-else

message的值为 B ,在 div 中利用 v-if 进行判断 ,

  • 如果为 message==‘A’ 则显示 A;
  • 如果为 message==‘B’ 则显示 B;
  • 如果不是 A 也不是 B ,则显示 C;
代码语言:javascript
复制
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Titletitle>
head>
<body>
    <div id="vue">
        <h1 v-if="message=='A'">Ah1>
        <h1 v-else-if="message=='B'">Bh1>
        <h1 v-else>Ch1>
    div>

    <script src="https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js">script>
    <script>
        var vm = new Vue({
            el: "#vue",
            data: {
                message: "B"
            }
        });
    script>
body>
html>
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3

3. v-for

data中加入 items 数组信息,然后利用 v-for 进行循环输出

代码语言:javascript
复制
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Titletitle>
head>
<body>
    <div id="vue">
        <li v-for="item in items">
            姓名:{{item.name}},年龄:{{item.age}}
        li>
    div>
    body>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js">script>
    <script>
        var vm = new Vue({
            el: "#vue",
            data: {
                items: [
                    {name: "zc", age: 20},
                    {name: "dongdong", age: 10},
                    {name: "lili", age: 16}
                ]
            }
        })
    script>
body>
html>
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4

4. v-on 事件绑定

  • data中message信息为boom!!
  • methods对象中绑定方法
  • 被绑定的div中加入button,利用 v-on 调用方法
代码语言:javascript
复制
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Titletitle>
head>
<body>
    <div id="vue">
        <button v-on:click="sayHi">Click Mebutton>
    div>
    body>

    <script src="https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js">script>
    <script>
        var vm = new Vue({
            el: "#vue",
            data: {
                message: "boom!!!!"
            },
            methods: {
                //方法必须绑定在Vue的Methods对象中,v-on:事件
                sayHi: (function () {
                    alert(this.message)
                })
            }
        })
    script>
body>
html>

5. 双向绑定 v-model

Vue.js 中,如果使用vuex ,实际上数据还是单向的,对于我们处理表单,Vue.js的双向数据绑定用起来就特别舒服了

即两者并不互斥,在全局性数据流使用单项,方便跟踪;局部性数据流使用双向,简单易操作。

你可以用v-model指令在表单 、</code> 及<code><select></code> 元素上创建双向数据绑定。它会根据控件类型自动选取正确的方法来更新元素。</p> <blockquote> <p><strong>注意:v-model会忽略所有元素的value、checked、selected特性的初始值而总是将Vue实例的数据作为数据来源,你应该通过JavaScript在组件的data选项中声明。</strong></p> </blockquote> <pre><code class="prism language-html"><span class="token doctype"><!DOCTYPE html></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>html</span> <span class="token attr-name">lang</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>en<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>head</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">charset</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>UTF-8<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>title</span><span class="token punctuation">></span></span>Title<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>title</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>head</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>body</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>div</span> <span class="token attr-name">id</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>vue<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> 输入框: <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>input</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>text<span class="token punctuation">"</span></span> <span class="token attr-name">value</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span><span class="token punctuation">"</span></span> <span class="token attr-name">v-model</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>text<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>p</span><span class="token punctuation">></span></span>value:{<!-- -->{text}}<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>p</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>br</span><span class="token punctuation">></span></span> 文本域: <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>textarea</span> <span class="token attr-name">v-model</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>textarea<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>textarea</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>p</span><span class="token punctuation">></span></span>value:{<!-- -->{textarea}}<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>p</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>br</span><span class="token punctuation">></span></span> 单选框: <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>input</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>radio<span class="token punctuation">"</span></span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>sex<span class="token punctuation">"</span></span> <span class="token attr-name">value</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>男<span class="token punctuation">"</span></span> <span class="token attr-name">v-model</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>radio<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>男 <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>input</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>radio<span class="token punctuation">"</span></span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>sex<span class="token punctuation">"</span></span> <span class="token attr-name">value</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>女<span class="token punctuation">"</span></span> <span class="token attr-name">v-model</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>radio<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>女 <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>p</span><span class="token punctuation">></span></span>value:{<!-- -->{radio}}<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>p</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>br</span><span class="token punctuation">></span></span> 下拉框: <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>select</span> <span class="token attr-name">v-model</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>selected<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>option</span> <span class="token attr-name">value</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span><span class="token punctuation">"</span></span> <span class="token attr-name">disabled</span><span class="token punctuation">></span></span>-请选择-<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>option</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>option</span><span class="token punctuation">></span></span>A<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>option</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>option</span><span class="token punctuation">></span></span>B<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>option</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>option</span><span class="token punctuation">></span></span>C<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>option</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>select</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>p</span><span class="token punctuation">></span></span>value:{<!-- -->{selected}}<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>p</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>div</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>body</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span> <span class="token attr-name">src</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token script language-javascript"></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span><span class="token punctuation">></span></span><span class="token script language-javascript"> <span class="token keyword">var</span> vm <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Vue</span><span class="token punctuation">(</span><span class="token punctuation">{<!-- --></span> el<span class="token punctuation">:</span> <span class="token string">"#vue"</span><span class="token punctuation">,</span> data<span class="token punctuation">:</span> <span class="token punctuation">{<!-- --></span> text<span class="token punctuation">:</span> <span class="token string">""</span><span class="token punctuation">,</span> textarea<span class="token punctuation">:</span><span class="token string">""</span><span class="token punctuation">,</span> radio<span class="token punctuation">:</span> <span class="token string">""</span><span class="token punctuation">,</span> selected<span class="token punctuation">:</span> <span class="token string">""</span> <span class="token punctuation">}</span> <span class="token punctuation">}</span><span class="token punctuation">)</span> </span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>body</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>html</span><span class="token punctuation">></span></span> </code></pre> <p><img src="https://img-blog.csdnimg.cn/img_convert/e43dd29cad4d4ac05040c90fcdb752d3.png" alt="5"></p> <h3><a id="6Vue_296"></a>6.Vue组件</h3> <p>组件是可复用的<code>Vue</code>实例,说白了就是一组可以重复使用的模板,跟JSTL的自定义标签、Thymeleaf的<code>th:fragment</code> 等框架有着异曲同工之妙。通常一个应用会以一棵嵌套的组件树的形式来组织:</p> <p><img src="https://img-blog.csdnimg.cn/img_convert/faef7c1b107f971601a25280314b4865.png" alt="6"></p> <h4><a id="_304"></a>基础版</h4> <pre><code class="prism language-html"><span class="token doctype"><!DOCTYPE html></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>html</span> <span class="token attr-name">lang</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>en<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>head</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">charset</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>UTF-8<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>title</span><span class="token punctuation">></span></span>Title<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>title</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>head</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>body</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>div</span> <span class="token attr-name">id</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>vue<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>zc</span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>zc</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>div</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span> <span class="token attr-name">src</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token script language-javascript"></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span><span class="token punctuation">></span></span><span class="token script language-javascript"> Vue<span class="token punctuation">.</span><span class="token function">component</span><span class="token punctuation">(</span><span class="token string">"zc"</span><span class="token punctuation">,</span><span class="token punctuation">{<!-- --></span> template<span class="token punctuation">:</span> <span class="token string">'<h1>template</h1>'</span> <span class="token punctuation">}</span><span class="token punctuation">)</span> <span class="token keyword">var</span> vm <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Vue</span><span class="token punctuation">(</span><span class="token punctuation">{<!-- --></span> el<span class="token punctuation">:</span> <span class="token string">"#vue"</span> <span class="token punctuation">}</span><span class="token punctuation">)</span> </span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>body</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>html</span><span class="token punctuation">></span></span> </code></pre> <p><img src="https://img-blog.csdnimg.cn/img_convert/91624758732497f74fea299a9a3a6219.png" alt="7"></p> <h4><a id="_332"></a>拓展版</h4> <ul><li>绑定div,data中加入数组信息</li><li>添加vue组件 zc</li><li>利用 v-for 循环数组, v-bind 绑定数组</li><li>在vue组件中用 props 接收,再添加到 template 中</li></ul> <pre><code class="prism language-html"><span class="token doctype"><!DOCTYPE html></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>html</span> <span class="token attr-name">lang</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>en<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>head</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">charset</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>UTF-8<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>title</span><span class="token punctuation">></span></span>Title<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>title</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>head</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>body</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>div</span> <span class="token attr-name">id</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>vue<span class="token punctuation">"</span></span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>zc</span> <span class="token attr-name">v-for</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>item in items<span class="token punctuation">"</span></span> <span class="token attr-name"><span class="token namespace">v-bind:</span>zc</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>item<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>zc</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>div</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span> <span class="token attr-name">src</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token script language-javascript"></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span><span class="token punctuation">></span></span><span class="token script language-javascript"> Vue<span class="token punctuation">.</span><span class="token function">component</span><span class="token punctuation">(</span><span class="token string">"zc"</span><span class="token punctuation">,</span><span class="token punctuation">{<!-- --></span> props<span class="token punctuation">:</span> <span class="token punctuation">[</span><span class="token string">'zc'</span><span class="token punctuation">]</span><span class="token punctuation">,</span> template<span class="token punctuation">:</span> <span class="token string">'<li>{<!-- -->{zc}}</li>'</span> <span class="token punctuation">}</span><span class="token punctuation">)</span> <span class="token keyword">var</span> vm <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Vue</span><span class="token punctuation">(</span><span class="token punctuation">{<!-- --></span> el<span class="token punctuation">:</span> <span class="token string">"#vue"</span><span class="token punctuation">,</span> data<span class="token punctuation">:</span> <span class="token punctuation">{<!-- --></span> items<span class="token punctuation">:</span> <span class="token punctuation">[</span><span class="token string">'Java'</span><span class="token punctuation">,</span><span class="token string">'Python'</span><span class="token punctuation">,</span><span class="token string">'Php'</span><span class="token punctuation">]</span> <span class="token punctuation">}</span> <span class="token punctuation">}</span><span class="token punctuation">)</span> </span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>body</span><span class="token punctuation">></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>html</span><span class="token punctuation">></span></span> </code></pre> <p><img src="https://img-blog.csdnimg.cn/img_convert/e829fbecae3b7ff831a1334c71e4bec4.png" alt="8"></p> <blockquote> <p>个人博客为:<br> <a href="https://www.moyuzc.cn/">MoYu’s Github Blog</a><br> <a href="https://moyu-zc.gitee.io/">MoYu’s Gitee Blog</a></p> </blockquote>

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目录
  • Vue语法
    • MVVM
      • 1.什么是MVVM
      • 2.MVVM好处
    • 第一个Vue程序
      • Vue基本语法
        • 1.v-bind
        • 2. v-if、v-else
        • 3. v-for
        • 4. v-on 事件绑定
        • 5. 双向绑定 v-model
    领券
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