/a>00120     }
<a name="l00121"></a>00121      
<a name="l00123"></a>00123 <span class="comment">// function template TupleUnit</span>
<a name="l00124"></a>00124 <span class="comment">// The building block of tuples </span>
<a name="l00126"></a>00126 <span class="comment"></span>
<a name="l00127"></a>00127     <span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;
<a name="l00128"></a><a class="code" href="a00543.html">00128</a>     <span class="keyword">struct </span><a class="c