"><span class="keyword">int</span></code>.
          </p>
<h6>
<a name="fusion.algorithm.query.metafunctions.count.h3"></a>
            <span class="phrase"><a name="fusion.algorithm.query.metafunctions.count.complexity"></a></span><a class="link" href="count.html#fusion.algorithm.query.metafunctions.count.complexity">Complexity</a>
          </h6>
<p>
            Constant.
          </p>
<h6>
<a name="fusion.algorithm.query.metafunctions.count.h4"></a>
            <span class="phrase"><a name="fusion.algor