-signature-symbol">&gt;</span></h5><div class="tsd-comment tsd-typography"><p>A collection of <a href="Node.html" class="tsd-kind-class">Node</a>s or <a href="Link.html" class="tsd-kind-class">Link</a>s.</p>
</div></li><li><h5><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">toplevelonly</span>: <span class="tsd-signature-type">boolean</span></h5><div class="tsd-comment tsd-typography"><p>whether to skip Parts in the given collection that are contained by Groups; defaul