de></p></h3><div class="doc"><p>See <code><a href="../../Map.html#exists">Map.exists</a></code></p></div></div><div class="field "><a name="get"></a><h3><p><code><a href="#get"><span class="identifier">get</span></a> (<span style="white-space:nowrap">key:<a class="type" title="The basic String class." href="../../String.html">String</a></span>):<a class="type" title="Null can be useful in two cases." href="../../Null.html">Null</a>&lt;<span class="type">T</span>&gt;</code></p></h3><div class="doc"><p>See <c