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<p>从字符串解析:</p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">var</span> tpl <span class="token operator">=</span> engine<span class="token punctuation">.</span><span class="token function">parse</span><span class="token punctuation">(</span><span class="token string">'&#123;&#123;name | capitalize&#125;&#125;'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
engine<span class="token punctuation">.</span><span class="token function">renderSync</span><span class="token punctuation">(</span>tpl<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>name<span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span> <span class="token comment">// 'Alice'</span>
engine<span class="token punctuation">.</span><span class="token function">renderSync</span><span class="token punctuation">(</span>tpl<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>name<span class="token operator">:</span> <span class="token string">'bob'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span> <span class="token comment">// 'Bob'</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span></span></code></pre>
engine<span class="token punctuation">.</span><span class="token function">renderSync</span><span class="token punctuation">(</span>tpl<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span><span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span> <span class="token comment">// 'Alice'</span>
engine<span class="token punctuation">.</span><span class="token function">renderSync</span><span class="token punctuation">(</span>tpl<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span><span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'bob'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span> <span class="token comment">// 'Bob'</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span></span></code></pre>
<p>从文件解析:</p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">var</span> tpl <span class="token operator">=</span> engine<span class="token punctuation">.</span><span class="token function">parseFileSync</span><span class="token punctuation">(</span><span class="token string">'hello'</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// contents of `hello.liquid`: &#123;&#123;name&#125;&#125;</span>
engine<span class="token punctuation">.</span><span class="token function">renderSync</span><span class="token punctuation">(</span>tpl<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>name<span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span> <span class="token comment">// 'Alice'</span>
engine<span class="token punctuation">.</span><span class="token function">renderSync</span><span class="token punctuation">(</span>tpl<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>name<span class="token operator">:</span> <span class="token string">'bob'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span> <span class="token comment">// 'Bob'</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span></span></code></pre>
engine<span class="token punctuation">.</span><span class="token function">renderSync</span><span class="token punctuation">(</span>tpl<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span><span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span> <span class="token comment">// 'Alice'</span>
engine<span class="token punctuation">.</span><span class="token function">renderSync</span><span class="token punctuation">(</span>tpl<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span><span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'bob'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span> <span class="token comment">// 'Bob'</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span></span></code></pre>
<p>上述代码中字符串或文件只被解析了一次,可以反复利用去渲染不同的数据。有很多模板文件时可以把 <code>tpl</code> 变量存在 <code>Map</code> 中,后续再 <code>.render()</code> 时直接从 Map 中拿出解析好的模板去渲染。</p>
<h2 id="cache-选项" class="article-heading"><a href="#cache-选项" class="headerlink" title="cache 选项"></a><code>cache</code> 选项<a class="article-anchor" href="#cache-选项" aria-hidden="true"></a></h2><p>如果你只用 <code>.renderFile()</code><code>.renderFileSync()</code> 也可以直接设置 [cache][cache] 选项,LiquidJS 会帮你缓存。</p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">var</span> <span class="token punctuation">&#123;</span> Liquid <span class="token punctuation">&#125;</span> <span class="token operator">=</span> <span class="token function">require</span><span class="token punctuation">(</span><span class="token string">'liquidjs'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> engine <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Liquid</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
cache<span class="token operator">:</span> <span class="token boolean">true</span>
<span class="token literal-property property">cache</span><span class="token operator">:</span> <span class="token boolean">true</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token comment">// LiquidJS 将会解析 hello.liquid 然后用 &#123;name: 'alice'&#125; 渲染它</span>
engine<span class="token punctuation">.</span><span class="token function">renderFileSync</span><span class="token punctuation">(</span><span class="token string">'hello'</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>name<span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
engine<span class="token punctuation">.</span><span class="token function">renderFileSync</span><span class="token punctuation">(</span><span class="token string">'hello'</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span><span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
<span class="token comment">// LiquidJS 会找到上次 hello.liquid 解析的结果模板,再用 &#123;name: 'bob'&#125; 渲染它</span>
engine<span class="token punctuation">.</span><span class="token function">renderFileSync</span><span class="token punctuation">(</span><span class="token string">'hello'</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>name<span class="token operator">:</span> <span class="token string">'bob'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre>
engine<span class="token punctuation">.</span><span class="token function">renderFileSync</span><span class="token punctuation">(</span><span class="token string">'hello'</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span><span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'bob'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre>
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</div>
<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
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<p><a href="../api/classes/liquid_.liquid.html">Liquid</a> 构造函数接受一个参数对象,用来定义各种模板引擎行为。这些参数都是可选的,比如我可以指定其中一个参数 <code>cache</code></p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">const</span> <span class="token punctuation">&#123;</span> Liquid <span class="token punctuation">&#125;</span> <span class="token operator">=</span> <span class="token function">require</span><span class="token punctuation">(</span><span class="token string">'liquidjs'</span><span class="token punctuation">)</span>
<span class="token keyword">const</span> engine <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Liquid</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
cache<span class="token operator">:</span> <span class="token boolean">true</span>
<span class="token literal-property property">cache</span><span class="token operator">:</span> <span class="token boolean">true</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span></span></code></pre>
<blockquote class="note info"><strong class="note-title">API 文档</strong><p>下面的所有选项的概述,希望了解具体的类型和签名,请前往 <a href="https://liquidjs.com/api/interfaces/liquid_options_.liquidoptions.html" target="_self">LiquidOptions | API</a>.</p>
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</div>
<footer class="article-footer">
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<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="setup.html" class="article-footer-prev" title="安装"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="render-file.html" class="article-footer-next" title="文件渲染"><span>下一页</span><i class="icon-chevron-right"></i></a>
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<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
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<a href="access-scope-in-filters.html" class="article-footer-prev" title="过滤器里访问上下文"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="render-tag-content.html" class="article-footer-next" title="渲染标签内容"><span>下一页</span><i class="icon-chevron-right"></i></a>
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<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
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<a href="render-file.html" class="article-footer-prev" title="文件渲染"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="use-in-expressjs.html" class="article-footer-next" title="Express.js 中使用"><span>下一页</span><i class="icon-chevron-right"></i></a>
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<footer class="article-footer">
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<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
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<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="caching.html" class="article-footer-prev" title="缓存"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="access-scope-in-filters.html" class="article-footer-next" title="过滤器里访问上下文"><span>下一页</span><i class="icon-chevron-right"></i></a>
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<p><code>index.js</code> 中可以这样渲染 <code>hello.liquid</code>:</p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">var</span> engine <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Liquid</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
root<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">'views/'</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token comment">// 设置模板查找目录</span>
extname<span class="token operator">:</span> <span class="token string">'.liquid'</span> <span class="token comment">// 添加后缀,默认为 "" 表示不添加后缀</span>
<span class="token literal-property property">root</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">'views/'</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token comment">// 设置模板查找目录</span>
<span class="token literal-property property">extname</span><span class="token operator">:</span> <span class="token string">'.liquid'</span> <span class="token comment">// 添加后缀,默认为 "" 表示不添加后缀</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token comment">// 将会读取并渲染 `views/hello.liquid`</span>
engine<span class="token punctuation">.</span><span class="token function">renderFile</span><span class="token punctuation">(</span><span class="token string">"hello"</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>name<span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>console<span class="token punctuation">.</span>log<span class="token punctuation">)</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre>
engine<span class="token punctuation">.</span><span class="token function">renderFile</span><span class="token punctuation">(</span><span class="token string">"hello"</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span><span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>console<span class="token punctuation">.</span>log<span class="token punctuation">)</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre>
<p>执行 <code>node index.js</code> 你将会得到类似这样的输出:</p>
<pre class="line-numbers language-none"><code class="language-none">name: alice<span aria-hidden="true" class="line-numbers-rows"><span></span></span></code></pre>
@@ -118,8 +118,8 @@ engine<span class="token punctuation">.</span><span class="token function">rende
<h2 id="模板查找" class="article-heading"><a href="#模板查找" class="headerlink" title="模板查找"></a>模板查找<a class="article-anchor" href="#模板查找" aria-hidden="true"></a></h2><p>传递给 <a href="../../api/classes/liquid_.liquid.html#renderFile">.renderFile()</a>, <a href="../../api/classes/liquid_.liquid.html#parseFile">.parseFile()</a> <a href="../../api/classes/liquid_.liquid.html#renderFilesync">.renderFileSync()</a>, <a href="../../api/classes/liquid_.liquid.html#parseFileSync">.parseFileSync()</a> 这些 API 的模板名,<br>以及传递给 <a target="_blank" rel="noopener external nofollow noreferrer" href="https://help.shopify.com/themes/liquid/tags/theme-tags#include">include</a>, <a target="_blank" rel="noopener external nofollow noreferrer" href="https://help.shopify.com/en/themes/liquid/tags/theme-tags#layout">layout</a> 这些标签的模板名,将会根据 <a href="../../api/interfaces/liquid_options_.liquidoptions.html#Optional-root">root</a> 选项来查找。</p>
<p><code>root</code> 可以设置为 <code>string</code> 类型的路径(见上面的例子), 也可以设置为一个字符串数组表示路径列表,这时 LiquidJS 将会按顺序去查找。例如:</p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">var</span> engine <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Liquid</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
root<span class="token operator">:</span> <span class="token punctuation">[</span><span class="token string">'views/'</span><span class="token punctuation">,</span> <span class="token string">'views/partials/'</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
extname<span class="token operator">:</span> <span class="token string">'.liquid'</span>
<span class="token literal-property property">root</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token string">'views/'</span><span class="token punctuation">,</span> <span class="token string">'views/partials/'</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
<span class="token literal-property property">extname</span><span class="token operator">:</span> <span class="token string">'.liquid'</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span class="token punctuation">;</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span></span></code></pre>
<blockquote class="note tip"><strong class="note-title">相对路径</strong><p><code>root</code> 中使用相对路径将会被解释为相对于 <code>cwd()</code>(当前工作目录)。</p>
@@ -144,7 +144,7 @@ engine<span class="token punctuation">.</span><span class="token function">rende
<h2 id="文件系统接口" class="article-heading"><a href="#文件系统接口" class="headerlink" title="文件系统接口"></a>文件系统接口<a class="article-anchor" href="#文件系统接口" aria-hidden="true"></a></h2><p>LiquidJS 定义了一个文件系统接口(<a target="_blank" rel="noopener external nofollow noreferrer" href="https://github.com/harttle/liquidjs/blob/master/src/fs/ifs.ts">src/fs/ifs.ts</a>),在 Node.js 下的默认实现是 <a target="_blank" rel="noopener external nofollow noreferrer" href="https://github.com/harttle/liquidjs/blob/master/src/fs/node.ts">src/fs/node.ts</a>,在浏览器打包文件中的默认实现是 <a target="_blank" rel="noopener external nofollow noreferrer" href="https://github.com/harttle/liquidjs/blob/master/src/fs/browser.ts">src/fs/browser.ts</a><br>你可以通过创建 <code>Liquid</code> 时的 <a href="../../api/interfaces/liquid_options_.liquidoptions.html#Optional-fs">fs</a> 参数来指定一个自定义实现来指定如何读取模板文件。比如从数据库里读取:</p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">const</span> engine <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Liquid</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
fs<span class="token operator">:</span> <span class="token punctuation">&#123;</span>
<span class="token literal-property property">fs</span><span class="token operator">:</span> <span class="token punctuation">&#123;</span>
<span class="token function">readFileSync</span> <span class="token punctuation">(</span><span class="token parameter">file</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
<span class="token keyword">return</span> db<span class="token punctuation">.</span><span class="token function">model</span><span class="token punctuation">(</span><span class="token string">'Template'</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">findByIdSync</span><span class="token punctuation">(</span>file<span class="token punctuation">)</span><span class="token punctuation">.</span>text
<span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
@@ -167,7 +167,7 @@ engine<span class="token punctuation">.</span><span class="token function">rende
</div>
<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="options.html" class="article-footer-prev" title="选项"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="partials-and-layouts.html" class="article-footer-next" title="引用/继承"><span>下一页</span><i class="icon-chevron-right"></i></a>
</footer>
</div>
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@@ -173,7 +173,7 @@
<span class="token punctuation">.</span><span class="token function">start</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
<span class="token operator">*</span> <span class="token function">render</span><span class="token punctuation">(</span><span class="token parameter">context<span class="token punctuation">,</span> emitter</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
<span class="token keyword">const</span> repeat <span class="token operator">=</span> <span class="token punctuation">&#123;</span> i<span class="token operator">:</span> <span class="token number">1</span> <span class="token punctuation">&#125;</span>
<span class="token keyword">const</span> repeat <span class="token operator">=</span> <span class="token punctuation">&#123;</span> <span class="token literal-property property">i</span><span class="token operator">:</span> <span class="token number">1</span> <span class="token punctuation">&#125;</span>
context<span class="token punctuation">.</span><span class="token function">push</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span> repeat <span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
<span class="token keyword">yield</span> <span class="token keyword">this</span><span class="token punctuation">.</span>liquid<span class="token punctuation">.</span>renderer<span class="token punctuation">.</span><span class="token function">renderTemplates</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>tpls<span class="token punctuation">,</span> context<span class="token punctuation">,</span> emitter<span class="token punctuation">)</span>
repeat<span class="token punctuation">.</span>i<span class="token operator">++</span>
@@ -189,7 +189,7 @@
</div>
<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="parse-parameters.html" class="article-footer-prev" title="参数解析"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="sync-and-async.html" class="article-footer-next" title="同步和异步"><span>下一页</span><i class="icon-chevron-right"></i></a>
</footer>
</div>
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@@ -101,7 +101,7 @@
<span class="token keyword">var</span> engine <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Liquid</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
engine
<span class="token punctuation">.</span><span class="token function">parseAndRender</span><span class="token punctuation">(</span><span class="token string">'&#123;&#123;name | capitalize&#125;&#125;'</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>name<span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
<span class="token punctuation">.</span><span class="token function">parseAndRender</span><span class="token punctuation">(</span><span class="token string">'&#123;&#123;name | capitalize&#125;&#125;'</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span><span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'alice'</span><span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
<span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>console<span class="token punctuation">.</span>log<span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 输出 'Alice'</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre>
<blockquote class="note info"><strong class="note-title">示例</strong><p>这里有一个 LiquidJS 在 Node.js 里使用的例子:<a href="https://github.com/harttle/liquidjs/blob/master/demo/nodejs/" rel="external nofollow noreferrer" target="_blank">liquidjs/demo/nodejs/</a>.</p>
@@ -138,7 +138,7 @@ engine
</div>
<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="intro-to-liquid.html" class="article-footer-prev" title="Liquid 简介"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="options.html" class="article-footer-next" title="选项"><span>下一页</span><i class="icon-chevron-right"></i></a>
</footer>
</div>
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@@ -158,7 +158,7 @@ engine<span class="token punctuation">.</span><span class="token function">regis
</div>
<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="render-tag-content.html" class="article-footer-prev" title="渲染标签内容"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="whitespace-control.html" class="article-footer-next" title="换行和缩进"><span>下一页</span><i class="icon-chevron-right"></i></a>
</footer>
</div>
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@@ -227,7 +227,7 @@
</div>
<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="operators.html" class="article-footer-prev" title="运算符"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="migrate-to-9.html" class="article-footer-next" title="迁移到 LiquidJS 9"><span>下一页</span><i class="icon-chevron-right"></i></a>
</footer>
</div>
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@@ -115,7 +115,7 @@ app<span class="token punctuation">.</span><span class="token function">set</spa
<p>LiquidJS 的模板 root 设置到了 <code>views1</code>Express.js 的 views 设置到了 <code>views2</code></p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">var</span> <span class="token punctuation">&#123;</span> Liquid <span class="token punctuation">&#125;</span> <span class="token operator">=</span> <span class="token function">require</span><span class="token punctuation">(</span><span class="token string">'liquidjs'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> engine <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Liquid</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
root<span class="token operator">:</span> <span class="token string">'./views1/'</span>
<span class="token literal-property property">root</span><span class="token operator">:</span> <span class="token string">'./views1/'</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
app<span class="token punctuation">.</span><span class="token function">engine</span><span class="token punctuation">(</span><span class="token string">'liquid'</span><span class="token punctuation">,</span> engine<span class="token punctuation">.</span><span class="token function">express</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
@@ -129,14 +129,14 @@ res<span class="token punctuation">.</span><span class="token function">render</
<h2 id="缓存" class="article-heading"><a href="#缓存" class="headerlink" title="缓存"></a>缓存<a class="article-anchor" href="#缓存" aria-hidden="true"></a></h2><p>直接把 <a href="../../api/interfaces/liquid_options_.liquidoptions.html#Optional-cache">cache 选项</a> 设为 <code>true</code> 即可开启模板缓存,参考 <a href="./caching.html">缓存</a> 一文。推荐在生产环境中开启缓存,可以用如下代码:</p>
<pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">var</span> <span class="token punctuation">&#123;</span> Liquid <span class="token punctuation">&#125;</span> <span class="token operator">=</span> <span class="token function">require</span><span class="token punctuation">(</span><span class="token string">'liquidjs'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> engine <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Liquid</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
cache<span class="token operator">:</span> process<span class="token punctuation">.</span>env<span class="token punctuation">.</span><span class="token constant">NODE_ENV</span> <span class="token operator">===</span> <span class="token string">'production'</span>
<span class="token literal-property property">cache</span><span class="token operator">:</span> process<span class="token punctuation">.</span>env<span class="token punctuation">.</span><span class="token constant">NODE_ENV</span> <span class="token operator">===</span> <span class="token string">'production'</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span class="token punctuation">;</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span></span></code></pre>
<p><code>cache</code> 还可以是一个数字表示最大缓存的模板数量,也可以是一个自定义的缓存实现,详情请参考 <a href="../../api/interfaces/liquid_options_.liquidoptions.html#Optional-cache">cache 选项</a></p>
</div>
<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="partials-and-layouts.html" class="article-footer-prev" title="引用/继承"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="caching.html" class="article-footer-next" title="缓存"><span>下一页</span><i class="icon-chevron-right"></i></a>
</footer>
</div>
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@@ -122,7 +122,7 @@ harttle<span aria-hidden="true" class="line-numbers-rows"><span></span><span></s
</div>
<footer class="article-footer">
<time class="article-footer-updated" datetime="2022-02-23T17:39:54.593Z" itemprop="dateModified">上次更新:2022-02-23</time>
<time class="article-footer-updated" datetime="2022-02-26T18:06:22.685Z" itemprop="dateModified">上次更新:2022-02-26</time>
<a href="sync-and-async.html" class="article-footer-prev" title="同步和异步"><i class="icon-chevron-left"></i><span>上一页</span></a><a href="plugins.html" class="article-footer-next" title="插件"><span>下一页</span><i class="icon-chevron-right"></i></a>
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