hlight-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_status_header</span><span class="p">(</span><span class="mi">401</span><span class="p">);</span>
<span class="c1">// Sets the header as:  Unauthorized</span>
</pre></div>
</div>
<p><a class="reference external" href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html">See here</a> for a full list of headers.</p>
<div class="admonit