amedData</a>&lt;<span class="type">T</span>&gt;&gt;,</span> <span style="white-space:nowrap">key:<a class="type" title="String - The basic String class." href="../../String.html">String</a></span>):<a class="type" title="Null - Null&amp;lt;T&amp;gt; is a wrapper that can be used to make the basic types Int, Float and Bool nullable on static targets." href="../../Null.html">Null</a>&lt;<a class="type" title="nb.ds.NamedData - Contains a value (data) paired with a string (name)." href="../../nb/ds/NamedData.h