In our previous episode, Sven Barth said: > At least at first sight there don't seem to be any real (technical) reasons > to not covariance for return values. Parameters would be a different topic > though...
Specially since afaik we can't overload on returnvalue and require override, so there is no ambiguity. > Would this be the correct equivalent in Object Pascal? Yes, that is about it. Mostly useful for layered frameworks, so that you can add a bit of typing on every level. _______________________________________________ fpc-devel maillist - [email protected] http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
