ghlight-ci"><div class="highlight"><pre><span class="nv">$this</span><span class="o">-&gt;</span><span class="na">output</span>
        <span class="o">-&gt;</span><span class="na">set_content_type</span><span class="p">(</span><span class="s1">&#39;application/json&#39;</span><span class="p">)</span>
        <span class="o">-&gt;</span><span class="na">set_output</span><span class="p">(</span><span class="nb">json_encode</span><span class="p">(</span><span class="k">array</span><span class="p">(</span><spa