73 lines
14 KiB
Vue
73 lines
14 KiB
Vue
<template><h1 id="处理-less-资源" tabindex="-1"><a class="header-anchor" href="#处理-less-资源" aria-hidden="true">#</a> 处理 Less 资源</h1>
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<h2 id="_1-下载包" tabindex="-1"><a class="header-anchor" href="#_1-下载包" aria-hidden="true">#</a> 1. 下载包</h2>
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<div class="language-text ext-text"><pre v-pre class="language-text"><code>npm i less-loader -D
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</code></pre></div><h2 id="_2-功能介绍" tabindex="-1"><a class="header-anchor" href="#_2-功能介绍" aria-hidden="true">#</a> 2. 功能介绍</h2>
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<ul>
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<li><code>less-loader</code>：负责将 Less 文件编译成 Css 文件</li>
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</ul>
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<h2 id="_3-配置" tabindex="-1"><a class="header-anchor" href="#_3-配置" aria-hidden="true">#</a> 3. 配置</h2>
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<div class="language-javascript ext-js line-numbers-mode"><pre v-pre class="language-javascript"><code><span class="token keyword">const</span> path <span class="token operator">=</span> <span class="token function">require</span><span class="token punctuation">(</span><span class="token string">"path"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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module<span class="token punctuation">.</span>exports <span class="token operator">=</span> <span class="token punctuation">{</span>
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<span class="token literal-property property">entry</span><span class="token operator">:</span> <span class="token string">"./src/main.js"</span><span class="token punctuation">,</span>
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<span class="token literal-property property">output</span><span class="token operator">:</span> <span class="token punctuation">{</span>
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<span class="token literal-property property">path</span><span class="token operator">:</span> path<span class="token punctuation">.</span><span class="token function">resolve</span><span class="token punctuation">(</span>__dirname<span class="token punctuation">,</span> <span class="token string">"dist"</span><span class="token punctuation">)</span><span class="token punctuation">,</span>
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<span class="token literal-property property">filename</span><span class="token operator">:</span> <span class="token string">"main.js"</span><span class="token punctuation">,</span>
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<span class="token punctuation">}</span><span class="token punctuation">,</span>
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<span class="token literal-property property">module</span><span class="token operator">:</span> <span class="token punctuation">{</span>
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<span class="token literal-property property">rules</span><span class="token operator">:</span> <span class="token punctuation">[</span>
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<span class="token punctuation">{</span>
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<span class="token comment">// 用来匹配 .css 结尾的文件</span>
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<span class="token literal-property property">test</span><span class="token operator">:</span> <span class="token regex"><span class="token regex-delimiter">/</span><span class="token regex-source language-regex">\.css$</span><span class="token regex-delimiter">/</span></span><span class="token punctuation">,</span>
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<span class="token comment">// use 数组里面 Loader 执行顺序是从右到左</span>
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<span class="token literal-property property">use</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token string">"style-loader"</span><span class="token punctuation">,</span> <span class="token string">"css-loader"</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
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<span class="token punctuation">}</span><span class="token punctuation">,</span>
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<span class="token punctuation">{</span>
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<span class="token literal-property property">test</span><span class="token operator">:</span> <span class="token regex"><span class="token regex-delimiter">/</span><span class="token regex-source language-regex">\.less$</span><span class="token regex-delimiter">/</span></span><span class="token punctuation">,</span>
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<span class="token literal-property property">use</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token string">"style-loader"</span><span class="token punctuation">,</span> <span class="token string">"css-loader"</span><span class="token punctuation">,</span> <span class="token string">"less-loader"</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
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<span class="token punctuation">}</span><span class="token punctuation">,</span>
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<span class="token punctuation">]</span><span class="token punctuation">,</span>
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<span class="token punctuation">}</span><span class="token punctuation">,</span>
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<span class="token literal-property property">plugins</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
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<span class="token literal-property property">mode</span><span class="token operator">:</span> <span class="token string">"development"</span><span class="token punctuation">,</span>
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<span class="token punctuation">}</span><span class="token punctuation">;</span>
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</code></pre><div class="line-numbers" aria-hidden="true"><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><span class="line-number">16</span><br><span class="line-number">17</span><br><span class="line-number">18</span><br><span class="line-number">19</span><br><span class="line-number">20</span><br><span class="line-number">21</span><br><span class="line-number">22</span><br><span class="line-number">23</span><br><span class="line-number">24</span><br><span class="line-number">25</span><br></div></div><h2 id="_4-添加-less-资源" tabindex="-1"><a class="header-anchor" href="#_4-添加-less-资源" aria-hidden="true">#</a> 4. 添加 Less 资源</h2>
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<ul>
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<li>src/less/index.less</li>
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</ul>
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<div class="language-css ext-css line-numbers-mode"><pre v-pre class="language-css"><code><span class="token selector">.box2</span> <span class="token punctuation">{</span>
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<span class="token property">width</span><span class="token punctuation">:</span> 100px<span class="token punctuation">;</span>
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<span class="token property">height</span><span class="token punctuation">:</span> 100px<span class="token punctuation">;</span>
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<span class="token property">background-color</span><span class="token punctuation">:</span> deeppink<span class="token punctuation">;</span>
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<span class="token punctuation">}</span>
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</code></pre><div class="line-numbers" aria-hidden="true"><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></div></div><ul>
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<li>src/main.js</li>
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</ul>
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<div class="language-javascript ext-js line-numbers-mode"><pre v-pre class="language-javascript"><code><span class="token keyword">import</span> <span class="token punctuation">{</span> add <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">"./math"</span><span class="token punctuation">;</span>
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<span class="token keyword">import</span> <span class="token string">"./css/index.css"</span><span class="token punctuation">;</span>
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<span class="token keyword">import</span> <span class="token string">"./less/index.less"</span><span class="token punctuation">;</span>
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console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">"世纪难题：1 + 1 = "</span><span class="token punctuation">,</span> <span class="token function">add</span><span class="token punctuation">(</span><span class="token number">1</span><span class="token punctuation">,</span> <span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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</code></pre><div class="line-numbers" aria-hidden="true"><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></div></div><ul>
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<li>public/index.html</li>
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</ul>
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<div class="language-html ext-html line-numbers-mode"><pre v-pre class="language-html"><code><span class="token doctype"><span class="token punctuation"><!</span><span class="token doctype-tag">DOCTYPE</span> <span class="token name">html</span><span class="token punctuation">></span></span>
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<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 attr-equals">=</span><span class="token punctuation">"</span>en<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>head</span><span class="token punctuation">></span></span>
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<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 attr-equals">=</span><span class="token punctuation">"</span>UTF-8<span class="token punctuation">"</span></span> <span class="token punctuation">/></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">http-equiv</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>X-UA-Compatible<span class="token punctuation">"</span></span> <span class="token attr-name">content</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>IE=edge<span class="token punctuation">"</span></span> <span class="token punctuation">/></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>viewport<span class="token punctuation">"</span></span> <span class="token attr-name">content</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>width=device-width, initial-scale=1.0<span class="token punctuation">"</span></span> <span class="token punctuation">/></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>title</span><span class="token punctuation">></span></span>webpack5<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>title</span><span class="token punctuation">></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>head</span><span class="token punctuation">></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>body</span><span class="token punctuation">></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>h1</span><span class="token punctuation">></span></span>Hello Webpack5<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>h1</span><span class="token punctuation">></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>box1<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>div</span><span class="token punctuation">></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>box2<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>div</span><span class="token punctuation">></span></span>
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<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 attr-equals">=</span><span class="token punctuation">"</span>../dist/main.js<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token script"></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>body</span><span class="token punctuation">></span></span>
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<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>html</span><span class="token punctuation">></span></span>
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</code></pre><div class="line-numbers" aria-hidden="true"><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><h2 id="_5-运行指令" tabindex="-1"><a class="header-anchor" href="#_5-运行指令" aria-hidden="true">#</a> 5. 运行指令</h2>
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<div class="language-text ext-text"><pre v-pre class="language-text"><code>npx webpack
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</code></pre></div><p>打开 index.html 页面查看效果</p>
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</template>
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