lass="o">-&gt;</span><span class="na">output</span><span class="o">-&gt;</span><span class="na">append_output</span><span class="p">(</span><span class="nv">$data</span><span class="p">);</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="CI_Output::set_header">
<tt class="descname">set_header</tt><big>(</big><em>$header</em><span class="optional">[</span>, <em>$replace = TRUE</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#CI_Output::set_header" title="Permalink 