al">;</span>
<span class="special">};</span>
</pre>
<p>
        </p>
<p>
          Looks similar in form to its primitive cousin, the <code class="computeroutput"><span class="identifier">int_parser</span></code>.
          And, again, it has the same basic ingredients required by <code class="computeroutput"><span class="identifier">Derived</span></code>.
        </p>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
              The nested attribute metafunction
      