As far as I know, "instanceof" checks do *not* work with interfaces. That's what "is" is for. "is" works for both classes and interfaces.
new B() instanceof A => true new B() instanceof IA => false (or even compile error?) new B() is A => true new B() is IA => true On Thu, Nov 14, 2013 at 7:18 PM, OmPrakash Muppirala <bigosma...@gmail.com>wrote: > This might be related to [1] as well. > > Thanks, > Om > > [1] https://issues.apache.org/jira/browse/FLEX-33780 > > > On Thu, Nov 14, 2013 at 9:39 AM, Erik de Bruin <e...@ixsoftware.nl> wrote: > > > Thanks. On it. > > > > EdB > > > > > > > > On Thu, Nov 14, 2013 at 6:37 PM, Michael A. Labriola > > <labri...@digitalprimates.net> wrote: > > >>If class B extends class A and class A implements interface IA, does > > class B also implement IA? In other words, in this scenario, does (B is > IA) > > return true? > > > > > > Yep > > > > > > > > > > > > > > -- > > Ix Multimedia Software > > > > Jan Luykenstraat 27 > > 3521 VB Utrecht > > > > T. 06-51952295 > > I. www.ixsoftware.nl > > >