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data-v-c4656e6d></div><h2 class="text" data-v-c4656e6d>前言</h2><!----></div><div class="items" data-v-c4656e6d><!--[--><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>介绍</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/start.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>快速上手</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/edit.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>参与编辑</p><!--]--><!----></a><!----></div><!----></div><!--]--></div></section></div><div class="group" data-v-af16598e><section class="VPSidebarItem level-0" data-v-af16598e data-v-c4656e6d><div class="item" role="button" tabindex="0" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><h2 class="text" data-v-c4656e6d>vue3-template</h2><!----></div><div class="items" data-v-c4656e6d><!--[--><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/start.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>启动项目</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/base.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>vite.config.ts 基础配置</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/vite.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>vite插件集成</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/env.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>多环境变量</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/viewport.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>viewport 适配方案</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/ui.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>UI组件库</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/pinia.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>Pinia 状态管理</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/router.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>vue-router</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/axios.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>axios 封装及接口管理</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/alias.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>alias</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/proxy.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>proxy 跨域</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/i18n.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>多语言解决方案</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue3/lint.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>统一开发规范</p><!--]--><!----></a><!----></div><!----></div><!--]--></div></section></div><div class="group" data-v-af16598e><section class="VPSidebarItem level-0 collapsible has-active" data-v-af16598e data-v-c4656e6d><div class="item" role="button" tabindex="0" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><h2 class="text" data-v-c4656e6d>vue2-template</h2><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-c4656e6d><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" viewbox="0 0 24 24" class="caret-icon" data-v-c4656e6d><path d="M9,19c-0.3,0-0.5-0.1-0.7-0.3c-0.4-0.4-0.4-1,0-1.4l5.3-5.3L8.3,6.7c-0.4-0.4-0.4-1,0-1.4s1-0.4,1.4,0l6,6c0.4,0.4,0.4,1,0,1.4l-6,6C9.5,18.9,9.3,19,9,19z"></path></svg></div></div><div class="items" data-v-c4656e6d><!--[--><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/start.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>启动项目</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/env.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>多环境变量</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/rem.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>rem 适配方案</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/vw.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>vw 适配方案</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/vant.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>VantUI 组件按需加载</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link is-active has-active" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/sass.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>Sass 全局样式</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/vuex.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>Vuex 状态管理</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/router.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>Vue-router</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/axios.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>Axios 封装及接口管理</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/base.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>vue.config.js 基础配置</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/alias.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>配置 alias 别名</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/proxy.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>配置 proxy 跨域</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/bundle.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>配置 打包分析</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/externals.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>配置 externals 引入 cdn 资源</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/console.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>去掉 console.log</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/chunks.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>splitChunks 打包第三方模块</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/ie.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>添加 IE 兼容</p><!--]--><!----></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/vue2/lint.html" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>统一开发规范</p><!--]--><!----></a><!----></div><!----></div><!--]--></div></section></div><div class="group" data-v-af16598e><section class="VPSidebarItem level-0 collapsible collapsed" data-v-af16598e data-v-c4656e6d><div class="item" role="button" tabindex="0" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><h2 class="text" data-v-c4656e6d>其他</h2><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-c4656e6d><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" viewbox="0 0 24 24" class="caret-icon" data-v-c4656e6d><path d="M9,19c-0.3,0-0.5-0.1-0.7-0.3c-0.4-0.4-0.4-1,0-1.4l5.3-5.3L8.3,6.7c-0.4-0.4-0.4-1,0-1.4s1-0.4,1.4,0l6,6c0.4,0.4,0.4,1,0,1.4l-6,6C9.5,18.9,9.3,19,9,19z"></path></svg></div></div><div class="items" data-v-c4656e6d><!--[--><div class="VPSidebarItem level-1 is-link" data-v-c4656e6d data-v-c4656e6d><div class="item" data-v-c4656e6d><div class="indicator" data-v-c4656e6d></div><a class="VPLink link link" href="/vue-h5-template/guide/other/" data-v-c4656e6d data-v-8f4dc553><!--[--><p class="text" data-v-c4656e6d>常见问题</p><!--]--><!----></a><!----></div><!----></div><!--]--></div></section></div><!--]--><!--[--><!--]--></nav></aside><div class="VPContent has-sidebar" id="VPContent" data-v-b2cf3e0b data-v-a494bd1d><div class="VPDoc has-sidebar has-aside" data-v-a494bd1d data-v-c4b0d3cf><!--[--><!--]--><div class="container" data-v-c4b0d3cf><div class="aside" data-v-c4b0d3cf><div class="aside-curtain" data-v-c4b0d3cf></div><div class="aside-container" data-v-c4b0d3cf><div class="aside-content" data-v-c4b0d3cf><div class="VPDocAside" data-v-c4b0d3cf data-v-3f215769><!--[--><!--]--><!--[--><!--]--><div class="VPDocAsideOutline" data-v-3f215769 data-v-ff0f39c8><div class="content" data-v-ff0f39c8><div class="outline-marker" data-v-ff0f39c8></div><div class="outline-title" data-v-ff0f39c8>On this page</div><nav aria-labelledby="doc-outline-aria-label" data-v-ff0f39c8><span class="visually-hidden" id="doc-outline-aria-label" data-v-ff0f39c8> Table of Contents for current page </span><ul class="root" data-v-ff0f39c8 data-v-9a431c33><!--[--><!--]--></ul></nav></div></div><!--[--><!--]--><div class="spacer" data-v-3f215769></div><!--[--><!--]--><!----><!--[--><!--]--><!--[--><!--]--></div></div></div></div><div class="content" data-v-c4b0d3cf><div class="content-container" data-v-c4b0d3cf><!--[--><!--]--><!----><main class="main" data-v-c4b0d3cf><div style="position:relative;" class="vp-doc _vue-h5-template_guide_vue2_sass" data-v-c4b0d3cf><div><h1 id="sass-全局样式" tabindex="-1">Sass 全局样式 <a class="header-anchor" href="#sass-全局样式" aria-label="Permalink to &quot;Sass 全局样式&quot;"></a></h1><p>首先 你可能会遇到 <code>node-sass</code> 安装不成功,别放弃多试几次!!!</p><p>每个页面自己对应的样式都写在自己的 .vue 文件之中 <code>scoped</code> 它顾名思义给 css 加了一个域的概念。</p><div class="language-html"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki material-theme-palenight"><code><span class="line"><span style="color:#89DDFF;">&lt;</span><span style="color:#F07178;">style</span><span style="color:#89DDFF;"> </span><span style="color:#C792EA;">lang</span><span style="color:#89DDFF;">=</span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">scss</span><span style="color:#89DDFF;">&quot;</span><span style="color:#89DDFF;">&gt;</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#676E95;font-style:italic;">/* global styles */</span></span>
<span class="line"><span style="color:#89DDFF;">&lt;/</span><span style="color:#F07178;">style</span><span style="color:#89DDFF;">&gt;</span></span>
<span class="line"></span>
<span class="line"><span style="color:#89DDFF;">&lt;</span><span style="color:#F07178;">style</span><span style="color:#89DDFF;"> </span><span style="color:#C792EA;">lang</span><span style="color:#89DDFF;">=</span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">scss</span><span style="color:#89DDFF;">&quot;</span><span style="color:#89DDFF;"> </span><span style="color:#C792EA;">scoped</span><span style="color:#89DDFF;">&gt;</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#676E95;font-style:italic;">/* local styles */</span></span>
<span class="line"><span style="color:#89DDFF;">&lt;/</span><span style="color:#F07178;">style</span><span style="color:#89DDFF;">&gt;</span></span></code></pre></div><h4 id="目录结构" tabindex="-1">目录结构 <a class="header-anchor" href="#目录结构" aria-label="Permalink to &quot;目录结构&quot;"></a></h4><p>vue-h5-template 所有全局样式都在 <code>@/src/assets/css</code> 目录下设置</p><div class="language-bash"><button title="Copy Code" class="copy"></button><span class="lang">bash</span><pre class="shiki material-theme-palenight"><code><span class="line"><span style="color:#FFCB6B;">├──</span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">assets</span></span>
<span class="line"><span style="color:#FFCB6B;"></span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">├──</span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">css</span></span>
<span class="line"><span style="color:#FFCB6B;"></span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;"></span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">├──</span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">index.scss</span><span style="color:#A6ACCD;"> </span><span style="color:#676E95;font-style:italic;"># 全局通用样式</span></span>
<span class="line"><span style="color:#FFCB6B;"></span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;"></span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">├──</span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">mixin.scss</span><span style="color:#A6ACCD;"> </span><span style="color:#676E95;font-style:italic;"># 全局mixin</span></span>
<span class="line"><span style="color:#FFCB6B;"></span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;"></span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">└──</span><span style="color:#A6ACCD;"> </span><span style="color:#C3E88D;">variables.scss</span><span style="color:#A6ACCD;"> </span><span style="color:#676E95;font-style:italic;"># 全局变量</span></span></code></pre></div><h4 id="自定义-vant-ui-样式" tabindex="-1">自定义 vant-ui 样式 <a class="header-anchor" href="#自定义-vant-ui-样式" aria-label="Permalink to &quot;自定义 vant-ui 样式&quot;"></a></h4><p>现在我们来说说怎么重写 <code>vant-ui</code> 样式。由于 <code>vant-ui</code> 的样式我们是在全局引入的,所以你想在某个页面里面覆盖它的样式就不能加 <code>scoped</code>,但你又想只覆盖这个页面的 <code>vant</code> 样式,你就可在它的父级加一个 <code>class</code>,用命名空间来解决问题。</p><div class="language-css"><button title="Copy Code" class="copy"></button><span class="lang">css</span><pre class="shiki material-theme-palenight"><code><span class="line"><span style="color:#89DDFF;">.</span><span style="color:#FFCB6B;">about-container</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">{</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#676E95;font-style:italic;">/* 你的命名空间 */</span></span>
<span class="line"><span style="color:#A6ACCD;"> .van-button {</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#676E95;font-style:italic;">/* vant-ui 元素*/</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#B2CCD6;">margin-right</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#F78C6C;">0px</span><span style="color:#89DDFF;">;</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">}</span></span>
<span class="line"><span style="color:#A6ACCD;">}</span></span></code></pre></div><h4 id="父组件改变子组件样式-深度选择器" tabindex="-1">父组件改变子组件样式 深度选择器 <a class="header-anchor" href="#父组件改变子组件样式-深度选择器" aria-label="Permalink to &quot;父组件改变子组件样式 深度选择器&quot;"></a></h4><p>当你子组件使用了 <code>scoped</code> 但在父组件又想修改子组件的样式可以 通过 <code>&gt;&gt;&gt;</code> 来实现:</p><div class="language-css"><button title="Copy Code" class="copy"></button><span class="lang">css</span><pre class="shiki material-theme-palenight"><code><span class="line"><span style="color:#A6ACCD;">&lt;</span><span style="color:#FFCB6B;">style</span><span style="color:#A6ACCD;"> scoped</span><span style="color:#89DDFF;">&gt;</span></span>
<span class="line"><span style="color:#89DDFF;">.</span><span style="color:#FFCB6B;">a</span><span style="color:#A6ACCD;"> &gt;&gt;&gt; </span><span style="color:#89DDFF;">.</span><span style="color:#FFCB6B;">b</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">{</span><span style="color:#A6ACCD;"> </span><span style="color:#676E95;font-style:italic;">/* ... */</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">}</span></span>
<span class="line"><span style="color:#A6ACCD;">&lt;/</span><span style="color:#FFCB6B;">style</span><span style="color:#89DDFF;">&gt;</span></span></code></pre></div><h4 id="全局变量" tabindex="-1">全局变量 <a class="header-anchor" href="#全局变量" aria-label="Permalink to &quot;全局变量&quot;"></a></h4><p><code>vue.config.js</code> 配置使用 <code>css.loaderOptions</code> 选项,注入 <code>sass</code><code>mixin</code> <code>variables</code> 到全局,不需要手动引入,配置<code>$cdn</code>通过变量形式引入 cdn 地址,这样向所有 Sass/Less 样式传入共享的全局变量:</p><div class="language-javascript"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki material-theme-palenight"><code><span class="line"><span style="color:#C792EA;">const</span><span style="color:#A6ACCD;"> IS_PROD </span><span style="color:#89DDFF;">=</span><span style="color:#A6ACCD;"> [</span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">production</span><span style="color:#89DDFF;">&quot;</span><span style="color:#89DDFF;">,</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">prod</span><span style="color:#89DDFF;">&quot;</span><span style="color:#A6ACCD;">]</span><span style="color:#89DDFF;">.</span><span style="color:#82AAFF;">includes</span><span style="color:#A6ACCD;">(process</span><span style="color:#89DDFF;">.</span><span style="color:#A6ACCD;">env</span><span style="color:#89DDFF;">.</span><span style="color:#A6ACCD;">NODE_ENV)</span><span style="color:#89DDFF;">;</span></span>
<span class="line"><span style="color:#C792EA;">const</span><span style="color:#A6ACCD;"> defaultSettings </span><span style="color:#89DDFF;">=</span><span style="color:#A6ACCD;"> </span><span style="color:#82AAFF;">require</span><span style="color:#A6ACCD;">(</span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">./src/config/index.js</span><span style="color:#89DDFF;">&quot;</span><span style="color:#A6ACCD;">)</span><span style="color:#89DDFF;">;</span></span>
<span class="line"><span style="color:#89DDFF;">module.exports</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">=</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">{</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#F07178;">css</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">{</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#F07178;">extract</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> IS_PROD</span><span style="color:#89DDFF;">,</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#F07178;">sourceMap</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#FF9CAC;">false</span><span style="color:#89DDFF;">,</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#F07178;">loaderOptions</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">{</span></span>
<span class="line"><span style="color:#89DDFF;"> </span><span style="color:#676E95;font-style:italic;">// 给 scss-loader 传递选项</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#F07178;">scss</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">{</span></span>
<span class="line"><span style="color:#89DDFF;"> </span><span style="color:#676E95;font-style:italic;">// 注入 `sass` 的 `mixin` `variables` 到全局, $cdn可以配置图片cdn</span></span>
<span class="line"><span style="color:#89DDFF;"> </span><span style="color:#676E95;font-style:italic;">// 详情: https://cli.vuejs.org/guide/css.html#passing-options-to-pre-processor-loaders</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#F07178;">prependData</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">`</span></span>
<span class="line"><span style="color:#C3E88D;"> @import &quot;assets/css/mixin.scss&quot;;</span></span>
<span class="line"><span style="color:#C3E88D;"> @import &quot;assets/css/variables.scss&quot;;</span></span>
<span class="line"><span style="color:#C3E88D;"> $cdn: &quot;</span><span style="color:#89DDFF;">${</span><span style="color:#A6ACCD;">defaultSettings</span><span style="color:#89DDFF;">.</span><span style="color:#A6ACCD;">$cdn</span><span style="color:#89DDFF;">}</span><span style="color:#C3E88D;">&quot;;</span></span>
<span class="line"><span style="color:#C3E88D;"> </span><span style="color:#89DDFF;">`</span><span style="color:#89DDFF;">,</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">},</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">},</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">},</span></span>
<span class="line"><span style="color:#89DDFF;">};</span></span></code></pre></div><p>设置 js 中可以访问 <code>$cdn</code><code>.vue</code> 文件中使用<code>this.$cdn</code>访问</p><div class="language-javascript"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki material-theme-palenight"><code><span class="line"><span style="color:#676E95;font-style:italic;">// 引入全局样式</span></span>
<span class="line"><span style="color:#89DDFF;font-style:italic;">import</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">@/assets/css/index.scss</span><span style="color:#89DDFF;">&quot;</span><span style="color:#89DDFF;">;</span></span>
<span class="line"></span>
<span class="line"><span style="color:#676E95;font-style:italic;">// 设置 js中可以访问 $cdn</span></span>
<span class="line"><span style="color:#676E95;font-style:italic;">// 引入cdn</span></span>
<span class="line"><span style="color:#89DDFF;font-style:italic;">import</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">{</span><span style="color:#F07178;"> </span><span style="color:#A6ACCD;">$cdn</span><span style="color:#F07178;"> </span><span style="color:#89DDFF;">}</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;font-style:italic;">from</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">@/config</span><span style="color:#89DDFF;">&quot;</span><span style="color:#89DDFF;">;</span></span>
<span class="line"><span style="color:#FFCB6B;">Vue</span><span style="color:#89DDFF;">.</span><span style="color:#A6ACCD;">prototype</span><span style="color:#89DDFF;">.</span><span style="color:#A6ACCD;">$cdn </span><span style="color:#89DDFF;">=</span><span style="color:#A6ACCD;"> $cdn</span><span style="color:#89DDFF;">;</span></span></code></pre></div><p>在 css 和 js 使用</p><div class="language-html"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki material-theme-palenight"><code><span class="line"><span style="color:#89DDFF;">&lt;</span><span style="color:#F07178;">script</span><span style="color:#89DDFF;">&gt;</span></span>
<span class="line"><span style="color:#A6ACCD;"> console</span><span style="color:#89DDFF;">.</span><span style="color:#82AAFF;">log</span><span style="color:#A6ACCD;">(</span><span style="color:#89DDFF;">this.</span><span style="color:#A6ACCD;">$cdn)</span><span style="color:#89DDFF;">;</span></span>
<span class="line"><span style="color:#89DDFF;">&lt;/</span><span style="color:#F07178;">script</span><span style="color:#89DDFF;">&gt;</span></span>
<span class="line"><span style="color:#89DDFF;">&lt;</span><span style="color:#F07178;">style</span><span style="color:#89DDFF;"> </span><span style="color:#C792EA;">lang</span><span style="color:#89DDFF;">=</span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">scss</span><span style="color:#89DDFF;">&quot;</span><span style="color:#89DDFF;"> </span><span style="color:#C792EA;">scoped</span><span style="color:#89DDFF;">&gt;</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">.</span><span style="color:#FFCB6B;">logo</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">{</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#B2CCD6;">width</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#F78C6C;">120px</span><span style="color:#89DDFF;">;</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#B2CCD6;">height</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#F78C6C;">120px</span><span style="color:#89DDFF;">;</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#B2CCD6;">background</span><span style="color:#89DDFF;">:</span><span style="color:#A6ACCD;"> </span><span style="color:#82AAFF;">url</span><span style="color:#89DDFF;">(</span><span style="color:#A6ACCD;font-style:italic;">$cdn</span><span style="color:#A6ACCD;"> </span><span style="color:#A6ACCD;font-style:italic;">+</span><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">&quot;</span><span style="color:#C3E88D;">/weapp/logo.png</span><span style="color:#89DDFF;">&quot;</span><span style="color:#89DDFF;">)</span><span style="color:#A6ACCD;"> center / contain no-repeat</span><span style="color:#89DDFF;">;</span></span>
<span class="line"><span style="color:#A6ACCD;"> </span><span style="color:#89DDFF;">}</span></span>
<span class="line"><span style="color:#89DDFF;">&lt;/</span><span style="color:#F07178;">style</span><span style="color:#89DDFF;">&gt;</span></span></code></pre></div></div></div></main><footer class="VPDocFooter" data-v-c4b0d3cf data-v-face870a><!--[--><!--]--><div class="edit-info" data-v-face870a><div class="edit-link" data-v-face870a><a class="VPLink link edit-link-button" href="https://github.com/sunniejs/vue-h5-template/blob/docs/docs/guide/vue2/sass.md" target="_blank" rel="noreferrer" data-v-face870a data-v-8f4dc553><!--[--><svg xmlns="http://www.w3.org/2000/svg" viewbox="0 0 24 24" class="edit-link-icon" aria-label="edit icon" data-v-face870a><path d="M18,23H4c-1.7,0-3-1.3-3-3V6c0-1.7,1.3-3,3-3h7c0.6,0,1,0.4,1,1s-0.4,1-1,1H4C3.4,5,3,5.4,3,6v14c0,0.6,0.4,1,1,1h14c0.6,0,1-0.4,1-1v-7c0-0.6,0.4-1,1-1s1,0.4,1,1v7C21,21.7,19.7,23,18,23z"></path><path d="M8,17c-0.3,0-0.5-0.1-0.7-0.3C7,16.5,6.9,16.1,7,15.8l1-4c0-0.2,0.1-0.3,0.3-0.5l9.5-9.5c1.2-1.2,3.2-1.2,4.4,0c1.2,1.2,1.2,3.2,0,4.4l-9.5,9.5c-0.1,0.1-0.3,0.2-0.5,0.3l-4,1C8.2,17,8.1,17,8,17zM9.9,12.5l-0.5,2.1l2.1-0.5l9.3-9.3c0.4-0.4,0.4-1.1,0-1.6c-0.4-0.4-1.2-0.4-1.6,0l0,0L9.9,12.5z M18.5,2.5L18.5,2.5L18.5,2.5z"></path></svg> 在GitHub编辑此页<!--]--><!----></a></div><div class="last-updated" data-v-face870a><p class="VPLastUpdated" data-v-face870a data-v-7b3ebfe1>Last updated: <time datetime="2024-11-11T09:04:24.000Z" data-v-7b3ebfe1></time></p></div></div><div class="prev-next" data-v-face870a><div class="pager" data-v-face870a><a class="pager-link prev" href="/vue-h5-template/guide/vue2/vant.html" data-v-face870a><span class="desc" data-v-face870a>Previous page</span><span class="title" data-v-face870a>VantUI 组件按需加载</span></a></div><div class="has-prev pager" data-v-face870a><a class="pager-link next" href="/vue-h5-template/guide/vue2/vuex.html" data-v-face870a><span class="desc" data-v-face870a>Next page</span><span class="title" data-v-face870a>Vuex 状态管理</span></a></div></div></footer><!--[--><!--]--></div></div></div><!--[--><!--]--></div></div><footer class="VPFooter has-sidebar" data-v-b2cf3e0b data-v-2f86ebd2><div class="container" data-v-2f86ebd2><p class="message" data-v-2f86ebd2>Released under the MIT License.</p><p class="copyright" data-v-2f86ebd2>Copyright © 2022-present Fonghehe</p></div></footer><!--[--><!--]--></div></div>
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