lass="field-name">Returns:</th><td class="field-body"><p class="first">Sanitized file name</p>
</td>
</tr>
<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p>
</td>
</tr>
</tbody>
</table>
<p>Provides protection against directory traversal.</p>
<p>This function is an alias for <tt class="docutils literal"><span class="pre">CI_Security::sanitize_filename()</span></tt>.
For more info, please see the <a class="reference internal" href="../