ring, prefixed by <code>pre</code>.
Non character strings will be coerced to character class.</p></td>
    </tr>
    </table>

    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>NULL, changes the current working directory</p>
    <h2 class="hasAnchor" id="details"><a class="anchor" href="#details"></a>Details</h2>

    <p>The function has been designed to be platform independent,
although it has had limited testing. Path creation is done using
<code>file.path</code>,