span class="parameter" id="action-param-element"><span class="type-annotation"><a href="dart-collection/DoubleLinkedQueueEntry-class.html">DoubleLinkedQueueEntry</a><span class="signature">&lt;E&gt;</span></span> <span class="parameter-name">element</span></span>)</span>)
            <span class="returntype parameter">&#8594; void</span>
          </span>
        </dt>
        <dd>
          Calls <code>action</code> for each entry object of this double-linked queue. <a href="dart-collection/DoubleLinkedQue