</span></a>():<a class="type" title="Bool - The standard Boolean type, which can either be true or false." href="../Bool.html">Bool</a></code></h3><div class="doc"><p>Checks whether this object's content can be seen.</p></div></div><div class="field "><a name="searchByClass"></a><h3 class="anchor"><code><a href="#searchByClass"><span class="identifier">searchByClass</span></a>&lt;<span class="type">T</span>&gt;(<span style="white-space:nowrap">type:<a class="type" title="Class - An abstract type that repres