n class="multi-line-signature">
      <span class="returntype"><a href="dart-core/Iterable-class.html">Iterable</a><span class="signature">&lt;T&gt;</span></span>
      <span class="name ">expand</span>
&lt;T&gt;(<wbr><span class="parameter" id="expand-param-f"><span class="type-annotation"><a href="dart-core/Iterable-class.html">Iterable</a><span class="signature">&lt;T&gt;</span></span> <span class="parameter-name">f</span>(<span class="parameter" id="f-param-element"><span class="type-annotation">E</span