class="computeroutput"><span class="identifier">what</span></code> member function
            </li>
<li class="listitem">
              The nested <code class="computeroutput"><span class="identifier">attribute</span></code>
              metafunction
            </li>
</ul></div>
<p>
          <span class="emphasis"><em>parse</em></span> is the main entry point. For primitive parsers,
          our first thing to do is call:
        </p>
<p>
</p>
<pre class="programlisting"><span class="identifier">qi</sp