ing the Objective-C class hierarchy for the
            specified class. If no such class was found, <code>nil</code> is returned.</p>
			</div>
			

			

			
			<div class="method-subsection discussion-section">
				<h4 class="method-subtitle">Discussion</h4>
				<p>This Mockingbird function accepts a single parameter, the <em>class</em> expression,
an object expression yielding either a <code>Class</code> object or an <code>NSString</code>
containing the name of an Objective-C class.</p>

<p>The first ite