attr</span><span class="special">(</span><span class="identifier">a</span><span class="special">)</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">A</span></code>
                    </p>
                  </td>
</tr></tbody>
</table></div>
<h6>
<a name="spirit.qi.reference.auxiliary.attr.h6"></a>
            <span class="phrase"><a name="spirit.qi.reference.auxiliary.attr.complexity"></a><