ion Classes</dt><dd>AnyRef → Any</dd></dl></div>
    </li><li name="react.core.ReactiveLibrary.Annotateable#addAnnotation" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
      <a id="addAnnotation(annotation:react.core.ReactiveLibrary.Annotation):Unit"></a>
      <a id="addAnnotation(Annotation):Unit"></a>
      <h4 class="signature">
      <span class="modifier_kind">
        <span class="modifier"></span>
        <span class="kind">def</span>
      </span>
      <span class="symbol"