ss="parameter-name">element</span></span>)</span>)
            <span class="returntype parameter">&#8594; void</span>
          </span>
                  </dt>
        <dd class="inherited">
          Removes all elements of this set that satisfy <code>test</code>.
                  <div class="features">inherited</div>
</dd>
        <dt id="retainAll" class="callable inherited">
          <span class="name"><a href="dart-core/Set/retainAll.html">retainAll</a></span><span class="signature">(<wbr><span class