/dt>
        <dd>
          Adds all elements of <code>iterable</code> at the end of the queue. The
length of the queue is extended by the length of <code>iterable</code>.
          
</dd>
        <dt id="addFirst" class="callable">
          <span class="name"><a href="dart-collection/DoubleLinkedQueue/addFirst.html">addFirst</a></span><span class="signature">(<wbr><span class="parameter" id="addFirst-param-value"><span class="type-annotation">E</span> <span class="parameter-name">value</span></span>)
    