a> to </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>v</em>&nbsp;</td><td>- An optional visitor. You probably should not use this unless you have a very good reason. </td></tr>
  </table>
  </dd>
</dl>

<p>Definition at line <a class="el" href="ValueArg_8h_source.html#l00267">267</a> of file <a class="el" href="ValueArg_8h_source.html">ValueArg.h</a>.</p>

<p>References <a class="el" href="classTCLAP_1_1CmdLineInterface.html#a13b29ab754c030185e58f779dc355631">TCLAP::CmdLineInterface::add()</a