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  <div class="section" id="view-cells">
<h1>View Cells<a class="headerlink" href="#view-cells" title="Permalink to this headline">¶</a></h1>
<p>View Cells allow you to insert HTML that is generated outside of your controller. It simply calls the specified
class and method, which must return a string of valid HTML. This method could be in any callable method, found in any class
that the autoloader can locate. The only restriction is that the class can not have any constructor parameters.
This is intended to be used within views, and is a great aid to modularizing your code.</p>
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="o">&lt;?=</span> <span class="nx">view_cell</span><span class="p">(</span><span class="s1">&#39;\App\Libraries\Blog::recentPosts&#39;</span><span class="p">)</span> <span class="cp">?&gt;</span>
</pre></div>
</div>
<p>In this example, the class <code class="docutils literal notranslate"><span class="pre">App\Libraries\Blog</span></code> is loaded, and the method <code class="docutils literal notranslate"><span class="pre">recentPosts()</span></code> is run. The method
must return the generated HTML as a string. The method can be either a static method or not. Either way works.</p>
<div class="section" id="cell-parameters">
<h2>Cell Parameters<a class="headerlink" href="#cell-parameters" title="Permalink to this headline">¶</a></h2>
<p>You can further refine the call by passing a list of parameters in the second parameter to the method. The values passed
can be an array of key/value pairs, or a comma-separated string of key/value pairs:</p>
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="c1">// Passing Parameter Array</span>
<span class="o">&lt;?=</span> <span class="nx">view_cell</span><span class="p">(</span><span class="s1">&#39;\App\Libraries\Blog::recentPosts&#39;</span><span class="p">,</span> <span class="p">[</span><span class="s1">&#39;category&#39;</span> <span class="o">=&gt;</span> <span class="s1">&#39;codeigniter&#39;</span><span class="p">,</span> <span class="s1">&#39;limit&#39;</span> <span class="o">=&gt;</span> <span class="mi">5</span><span class="p">])</span> <span class="cp">?&gt;</span>

// Passing Parameter String
<span class="cp">&lt;?</span><span class="o">=</span> <span class="nx">view_cell</span><span class="p">(</span><span class="s1">&#39;\App\Libraries\Blog::recentPosts&#39;</span><span class="p">,</span> <span class="s1">&#39;category=codeigniter, limit=5&#39;</span><span class="p">)</span> <span class="cp">?&gt;</span>

public function recentPosts(array $params = [])
{
    $posts = $this-&gt;blogModel-&gt;where(&#39;category&#39;, $params[&#39;category&#39;])
                             -&gt;orderBy(&#39;published_on&#39;, &#39;desc&#39;)
                             -&gt;limit($params[&#39;limit&#39;])
                             -&gt;get();

    return view(&#39;recentPosts&#39;, [&#39;posts&#39; =&gt; $posts]);
}
</pre></div>
</div>
<p>Additionally, you can use parameter names that match the parameter variables in the method for better readability.
When you use it this way, all of the parameters must always be specified in the view cell call:</p>
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="o">&lt;?=</span> <span class="nx">view_cell</span><span class="p">(</span><span class="s1">&#39;\App\Libraries\Blog::recentPosts&#39;</span><span class="p">,</span> <span class="s1">&#39;category=codeigniter, limit=5&#39;</span><span class="p">)</span> <span class="cp">?&gt;</span>

public function recentPosts(string $category, int $limit)
{
    $posts = $this-&gt;blogModel-&gt;where(&#39;category&#39;, $category)
                             -&gt;orderBy(&#39;published_on&#39;, &#39;desc&#39;)
                             -&gt;limit($limit)
                             -&gt;get();

    return view(&#39;recentPosts&#39;, [&#39;posts&#39; =&gt; $posts]);
}
</pre></div>
</div>
</div>
<div class="section" id="cell-caching">
<h2>Cell Caching<a class="headerlink" href="#cell-caching" title="Permalink to this headline">¶</a></h2>
<p>You can cache the results of the view cell call by passing the number of seconds to cache the data for as the
third parameter. This will use the currently configured cache engine.</p>
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="c1">// Cache the view for 5 minutes</span>
<span class="o">&lt;?=</span> <span class="nx">view_cell</span><span class="p">(</span><span class="s1">&#39;\App\Libraries\Blog::recentPosts&#39;</span><span class="p">,</span> <span class="s1">&#39;limit=5&#39;</span><span class="p">,</span> <span class="mi">300</span><span class="p">)</span> <span class="cp">?&gt;</span>
</pre></div>
</div>
<p>You can provide a custom name to use instead of the auto-generated one if you like, by passing the new name
as the fourth parameter:</p>
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="c1">// Cache the view for 5 minutes</span>
<span class="o">&lt;?=</span> <span class="nx">view_cell</span><span class="p">(</span><span class="s1">&#39;\App\Libraries\Blog::recentPosts&#39;</span><span class="p">,</span> <span class="s1">&#39;limit=5&#39;</span><span class="p">,</span> <span class="mi">300</span><span class="p">,</span> <span class="s1">&#39;newcacheid&#39;</span><span class="p">)</span> <span class="cp">?&gt;</span>
</pre></div>
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