     <span class="name ">where</span><span class="signature">(<wbr><span class="parameter" id="where-param-test"><span class="type-annotation">bool</span> <span class="parameter-name">test</span>(<span class="parameter" id="test-param-element"><span class="type-annotation">E</span> <span class="parameter-name">element</span></span>)</span>)
                      &#8594;
                      <span class="returntype">Iterable&lt;<a href="dart-html/Plugin-class.html">Plugin</a>&gt;</span>
                  </