d"><th class="field-name">Returns:</th><td class="field-body"><p class="first">CI_Output instance (method chaining)</p>
</td>
</tr>
<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">CI_Output</p>
</td>
</tr>
</tbody>
</table>
<p>Permits you to enable/disable the <a class="reference internal" href="../general/profiling.html"><em>Profiler</em></a>, which will display benchmark
and other data at the bottom of your pages for debugging and optimizati