title: NSPredicate check for kind of object class
body: <p>I have an array of <code>UIView</code> objects. I want to call <code>- (NSArray *)filteredArrayUsingPredicate:(NSPredicate *)predicate</code> on this array to get array of <code>MyCustomView</code> objects.</p>
  
  <p>How to code predicate with "isKindOf:"?</p>