"For...in" inside classes (AS2.0)

Well, this is something I’ve been wondering this since 5 months ago when I started using classes on AS 2.0 .
I’ve already asked this on other forum, but without help of anyone (because nobody knew), so here I’m quoting it:

the thing is that I found no usefull solution in this (Wheter I use “for…in” inside a class, it always returns “undefined” :(). The only thing I could came up with was this:

And I’m very unhappy with it :frowning: … can anyone tell me a better solution?

salu2’2