r</a> *&nbsp;</td>
          <td class="paramname"> <em>v</em> = <code>NULL</code></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td><code> [inline]</code></td>
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<div class="memdoc">

<p>Labeled <a class="el" href="classTCLAP_1_1ValueArg.html" title="The basic labeled argument that parses a value.">ValueArg</a> constructor. </p>
<p>Constructor implementation.</p>
<p>You could conceivably call this constr