"tsd-kind-method">set</a></li>
<li><strong>contains(key)</strong>: <a href="Map.html#has" class="tsd-kind-method">has</a></li>
<li><strong>remove(key)</strong>: <a href="Map.html#delete" class="tsd-kind-method">delete</a></li>
<li><strong>count</strong>: <a href="Map.html#size" class="tsd-kind-accessor">size</a></li>
</ul>
<p>The constructor now takes an optional Iterable or Array argument that provides the initial entries for the new Map.</p>
<p>Note that GoJS iteration is quite different than ECMAScript i