n class="keyword">class</span> T&gt;
<a name="l00038"></a><a class="code" href="classTCLAP_1_1Constraint.html">00038</a> <span class="keyword">class </span><a class="code" href="classTCLAP_1_1Constraint.html" title="The interface that defines the interaction between the Arg and Constraint.">Constraint</a>
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 
<a name="l00041"></a>00041     <span class="keyword">public</span>:
<a name="l00045"></a>00045         <span class="keyword">virtual</span> std::str