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  vue相关
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  vuex相关
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  服务器端渲染
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  项目相关
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="vue-v3.html" target="_blank" rel="noopener noreferrer" class="nav-link external">
  vue3相关
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="react相关" class="dropdown-title"><span class="title">react相关</span> <span class="arrow down"></span></button> <button type="button" aria-label="react相关" class="mobile-dropdown-title"><span class="title">react相关</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="react-index.html" target="_blank" rel="noopener noreferrer" class="nav-link external">
  react基础
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="react-router.html" target="_blank" rel="noopener noreferrer" class="nav-link external">
  react-router
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="react-redux.html" target="_blank" rel="noopener noreferrer" class="nav-link external">
  redux相关
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="react-hooks.html" target="_blank" rel="noopener noreferrer" class="nav-link external">
  Hooks相关
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="react-other.html" target="_blank" rel="noopener noreferrer" class="nav-link external">
  其他相关
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="小程序和uni-app" class="dropdown-title"><span class="title">小程序和uni-app</span> <span class="arrow down"></span></button> <button type="button" aria-label="小程序和uni-app" class="mobile-dropdown-title"><span class="title">小程序和uni-app</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="wxxcx.html" target="_blank" rel="noopener noreferrer" class="nav-link external">
  原生小程序
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="uni-app.html" target="_blank" rel="noopener noreferrer" class="nav-link external">
  uni-app开发
  <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li></ul></div></div><div class="nav-item"><a href="/front-end-dictionary/tools.html" class="nav-link">
  开发工具
</a></div> <!----></nav>  <ul class="sidebar-links"><li><section class="sidebar-group depth-0"><p class="sidebar-heading open"><span>1、相关资源</span> <!----></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/front-end-dictionary/vue-vuex.html#_1、相关资源" class="sidebar-link">1、相关资源</a><ul class="sidebar-sub-headers"></ul></li><li><a href="/front-end-dictionary/vue-vuex.html#_2、面试题" class="sidebar-link">2、面试题</a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#vuex是什么" class="sidebar-link">vuex是什么</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#哪些数据会放在vuex中" class="sidebar-link">哪些数据会放在vuex中</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#vue-cli中如何安装和配置vuex" class="sidebar-link">vue-cli中如何安装和配置vuex</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#vuex和本地存储的区别" class="sidebar-link">vuex和本地存储的区别</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#vuex有哪些核心概念和作用" class="sidebar-link">vuex有哪些核心概念和作用</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#action和mutation有什么区别" class="sidebar-link">action和mutation有什么区别</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#如何触发action" class="sidebar-link">如何触发action</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#如何触发mutation" class="sidebar-link">如何触发mutation</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#如何读取getters" class="sidebar-link">如何读取getters</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#如何读取state" class="sidebar-link">如何读取state</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#vuex模块化后如何访问state数据" class="sidebar-link">vuex模块化后如何访问state数据</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#vuex模块化后如何访问getters数据" class="sidebar-link">vuex模块化后如何访问getters数据</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#vuex模块化后如何触发mutation方法" class="sidebar-link">vuex模块化后如何触发mutation方法</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#vuex模块化后如何触发actions方法" class="sidebar-link">vuex模块化后如何触发actions方法</a></li><li class="sidebar-sub-header"><a href="/front-end-dictionary/vue-vuex.html#请说一下vuex完成的数据流" class="sidebar-link">请说一下vuex完成的数据流</a></li></ul></li></ul></section></li></ul> </aside> <main class="page"> <div class="theme-default-content content__default"><h2 id="_1、相关资源"><a href="#_1、相关资源" class="header-anchor">#</a> 1、相关资源</h2> <h2 id="_2、面试题"><a href="#_2、面试题" class="header-anchor">#</a> 2、面试题</h2> <h3 id="vuex是什么"><a href="#vuex是什么" class="header-anchor">#</a> vuex是什么</h3> <details class="custom-block details"><summary>点击查看答案</summary> <p>Vuex 是一个专为 Vue.js 应用程序开发的状态管理模式 + 库</p></details> <h3 id="哪些数据会放在vuex中"><a href="#哪些数据会放在vuex中" class="header-anchor">#</a> 哪些数据会放在vuex中</h3> <details class="custom-block details"><summary>点击查看答案</summary> <p>需要共享的数据， 集中处理的数据。如登录有的用户信息、token等</p></details> <h3 id="vue-cli中如何安装和配置vuex"><a href="#vue-cli中如何安装和配置vuex" class="header-anchor">#</a> vue-cli中如何安装和配置vuex</h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 第1步： 安装   npm i vuex 或者 yarn add vuex</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br></div></div><div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 第2步： 创建仓库配置文件  store/index.js</span>

<span class="token comment">// 导入和安装</span>
<span class="token keyword">import</span> Vue <span class="token keyword">from</span> <span class="token string">'vue'</span>
<span class="token keyword">import</span> Vuex <span class="token keyword">from</span> <span class="token string">'vuex'</span>
Vue<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>Vuex<span class="token punctuation">)</span>
<span class="token comment">// 创建仓库实例，配置</span>
<span class="token keyword">let</span> store <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Vuex<span class="token punctuation">.</span>Store</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
   <span class="token literal-property property">state</span><span class="token operator">:</span><span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">,</span>
   <span class="token literal-property property">getters</span><span class="token operator">:</span><span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">,</span>
   <span class="token literal-property property">mutations</span><span class="token operator">:</span><span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">,</span>
   <span class="token literal-property property">actions</span><span class="token operator">:</span><span class="token punctuation">{</span><span class="token punctuation">}</span>
<span class="token punctuation">}</span><span class="token punctuation">)</span>
<span class="token comment">// 暴露实例</span>
<span class="token keyword">export</span> <span class="token keyword">default</span> store
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br><span class="line-number">14</span><br><span class="line-number">15</span><br></div></div><div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 第3步： main.js中挂载</span>
<span class="token keyword">import</span> store <span class="token keyword">from</span> <span class="token string">'@/store'</span>

<span class="token keyword">new</span> <span class="token class-name">Vue</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
    <span class="token operator">...</span><span class="token punctuation">,</span>
    store
<span class="token punctuation">}</span><span class="token punctuation">)</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="vuex和本地存储的区别"><a href="#vuex和本地存储的区别" class="header-anchor">#</a> vuex和本地存储的区别</h3> <details class="custom-block details"><summary>点击查看答案</summary> <ul><li>都可以实现数据共享，一般结合在一起使用</li> <li>1.vuex可以实时更新，但不能持久化；</li> <li>2.本地存储不能实时更新，但是它可以持久化</li></ul></details> <h3 id="vuex有哪些核心概念和作用"><a href="#vuex有哪些核心概念和作用" class="header-anchor">#</a> vuex有哪些核心概念和作用</h3> <details class="custom-block details"><summary>点击查看答案</summary> <ol><li><p>state 存储共享数据</p></li> <li><p>getters  建立快捷访问</p></li> <li><p>mutations 直接修改state方式</p></li> <li><p>actions 间接修改state方式</p></li></ol></details> <h3 id="action和mutation有什么区别"><a href="#action和mutation有什么区别" class="header-anchor">#</a> <code>action</code>和<code>mutation</code>有什么区别</h3> <details class="custom-block details"><summary>点击查看答案</summary> <ul><li>action 主要处理异步请求，里面可以放异步代码，是间接修改state</li> <li>mutation 是唯一直接修改state数据的方式</li></ul></details> <h3 id="如何触发action"><a href="#如何触发action" class="header-anchor">#</a> 如何触发<code>action</code></h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 方式1：  this.$store.dispatch('方法名',实参)</span>
<span class="token comment">// 方式2： </span>
	<span class="token keyword">import</span> <span class="token punctuation">{</span> mapAction <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'vuex'</span>
    <span class="token literal-property property">methods</span><span class="token operator">:</span><span class="token punctuation">{</span>
        <span class="token operator">...</span><span class="token function">mapAction</span><span class="token punctuation">(</span><span class="token punctuation">[</span><span class="token string">'方法名'</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
    <span class="token punctuation">}</span>
    @click<span class="token operator">=</span><span class="token string">&quot;方法名(实参)&quot;</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="如何触发mutation"><a href="#如何触发mutation" class="header-anchor">#</a> 如何触发<code>mutation</code></h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 方式1：  this.$store.commit('方法名',实参)</span>
<span class="token comment">// 方式2： </span>
	<span class="token keyword">import</span> <span class="token punctuation">{</span> mapMutation <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'vuex'</span>
    <span class="token literal-property property">methods</span><span class="token operator">:</span><span class="token punctuation">{</span>
        <span class="token operator">...</span><span class="token function">mapMutation</span><span class="token punctuation">(</span><span class="token punctuation">[</span><span class="token string">'方法名'</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
    <span class="token punctuation">}</span>
    @click<span class="token operator">=</span><span class="token string">&quot;方法名(实参)&quot;</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="如何读取getters"><a href="#如何读取getters" class="header-anchor">#</a> 如何读取<code>getters</code></h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 方式1：  this.$store.getters.属性名</span>
<span class="token comment">// 方式2： </span>
	<span class="token keyword">import</span> <span class="token punctuation">{</span> mapGetters <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'vuex'</span>
    <span class="token literal-property property">computed</span><span class="token operator">:</span><span class="token punctuation">{</span>
        <span class="token operator">...</span><span class="token function">mapGetters</span><span class="token punctuation">(</span><span class="token punctuation">[</span><span class="token string">'属性名'</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
    <span class="token punctuation">}</span>
    <span class="token punctuation">{</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>属性名<span class="token punctuation">}</span><span class="token punctuation">}</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="如何读取state"><a href="#如何读取state" class="header-anchor">#</a> 如何读取<code>state</code></h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 方式1：  this.$store.state.属性名</span>
<span class="token comment">// 方式2： </span>
	<span class="token keyword">import</span> <span class="token punctuation">{</span> mapState <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'vuex'</span>
    <span class="token literal-property property">computed</span><span class="token operator">:</span><span class="token punctuation">{</span>
        <span class="token operator">...</span><span class="token function">mapState</span><span class="token punctuation">(</span><span class="token punctuation">[</span><span class="token string">'属性名'</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
    <span class="token punctuation">}</span>
    <span class="token punctuation">{</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>属性名<span class="token punctuation">}</span><span class="token punctuation">}</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="vuex模块化后如何访问state数据"><a href="#vuex模块化后如何访问state数据" class="header-anchor">#</a> vuex模块化后如何访问<code>state</code>数据</h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code>方式<span class="token number">1</span>：$store<span class="token punctuation">.</span>state<span class="token punctuation">.</span>模块名<span class="token punctuation">.</span>属性名
方式<span class="token number">2</span>：
<span class="token keyword">import</span> <span class="token punctuation">{</span> mapState <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'vuex'</span>
<span class="token literal-property property">computed</span><span class="token operator">:</span><span class="token punctuation">{</span>
    <span class="token operator">...</span><span class="token function">mapState</span><span class="token punctuation">(</span><span class="token string">'模块名'</span><span class="token punctuation">,</span><span class="token punctuation">[</span><span class="token string">'属性名'</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
<span class="token punctuation">{</span><span class="token punctuation">{</span>属性名<span class="token punctuation">}</span><span class="token punctuation">}</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="vuex模块化后如何访问getters数据"><a href="#vuex模块化后如何访问getters数据" class="header-anchor">#</a> vuex模块化后如何访问<code>getters</code>数据</h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code>方式<span class="token number">1</span>：$store<span class="token punctuation">.</span>getters<span class="token punctuation">[</span><span class="token string">'模块名/属性名'</span><span class="token punctuation">]</span>
方式<span class="token number">2</span>：
<span class="token keyword">import</span> <span class="token punctuation">{</span> mapGetters <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'vuex'</span>
<span class="token literal-property property">computed</span><span class="token operator">:</span><span class="token punctuation">{</span>
    <span class="token operator">...</span><span class="token function">mapGetters</span><span class="token punctuation">(</span><span class="token string">'模块名'</span><span class="token punctuation">,</span><span class="token punctuation">[</span><span class="token string">'属性名'</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
<span class="token punctuation">{</span><span class="token punctuation">{</span>属性名<span class="token punctuation">}</span><span class="token punctuation">}</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="vuex模块化后如何触发mutation方法"><a href="#vuex模块化后如何触发mutation方法" class="header-anchor">#</a> vuex模块化后如何触发<code>mutation</code>方法</h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code>方式<span class="token number">1</span>：$store<span class="token punctuation">.</span><span class="token function">commit</span><span class="token punctuation">(</span><span class="token string">'模块名/方法名'</span><span class="token punctuation">,</span>数据<span class="token punctuation">)</span>
方式<span class="token number">2</span>：
<span class="token keyword">import</span> <span class="token punctuation">{</span> mapMutations <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'vuex'</span>
<span class="token literal-property property">methods</span><span class="token operator">:</span><span class="token punctuation">{</span>
    <span class="token operator">...</span><span class="token function">mapMutations</span><span class="token punctuation">(</span><span class="token string">'模块名'</span><span class="token punctuation">,</span><span class="token punctuation">[</span><span class="token string">'方法名'</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
@click<span class="token operator">=</span><span class="token string">&quot;方法名(数据)&quot;</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="vuex模块化后如何触发actions方法"><a href="#vuex模块化后如何触发actions方法" class="header-anchor">#</a> vuex模块化后如何触发<code>actions</code>方法</h3> <details class="custom-block details"><summary>点击查看答案</summary> <div class="language-js line-numbers-mode"><pre class="language-js"><code>方式<span class="token number">1</span>：$store<span class="token punctuation">.</span><span class="token function">dispatch</span><span class="token punctuation">(</span><span class="token string">'模块名/方法名'</span><span class="token punctuation">,</span>数据<span class="token punctuation">)</span>
方式<span class="token number">2</span>：
<span class="token keyword">import</span> <span class="token punctuation">{</span> mapActions <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'vuex'</span>
<span class="token literal-property property">methods</span><span class="token operator">:</span><span class="token punctuation">{</span>
    <span class="token operator">...</span><span class="token function">mapActions</span><span class="token punctuation">(</span><span class="token string">'模块名'</span><span class="token punctuation">,</span><span class="token punctuation">[</span><span class="token string">'方法名'</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
@click<span class="token operator">=</span><span class="token string">&quot;方法名(数据)&quot;</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br></div></div></details> <h3 id="请说一下vuex完成的数据流"><a href="#请说一下vuex完成的数据流" class="header-anchor">#</a> 请说一下vuex完成的数据流</h3> <details class="custom-block details"><summary>点击查看答案</summary> <p><img src="/front-end-dictionary/assets/img/image-20220425212622727.597c7325.png" alt="image-20220425212622727"></p></details></div> <footer class="page-edit"><!----> <!----></footer> <!----> </main></div><div class="global-ui"></div></div>
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