m in the returned array will contain the <code>Class</code> object
representing the class identified by <em>class</em>.</p>

<p>Each subsequent item in the array will contain a <code>Class</code> representing the
superclass of the item that preceded it.</p>

<p>The last item in the returned array will contain the root class of the
hierarchy (which is usually <code>NSObject</code>).</p>

<h4>Expression usage</h4>

<pre><code>^inheritanceHierarchyForClass(NSMutableString)
</code></pre>

<p>The expression abov