>Setting Your Own Prefix<a class="headerlink" href="#setting-your-own-prefix" title="Permalink to this headline">¶</a></h3>
<p>The filename prefix for “extending” Helpers is the same used to extend
libraries and core classes. To set your own prefix, open your
<strong>application/config/config.php</strong> file and look for this item:</p>
<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$config</span><span class="p">[</span><span class="s1">&#39;subclass_prefix&#39;</s