On Fri, 2010-04-16 at 09:25 +0000, l...@guenther-sohler.net wrote:
> Its really a stupid question.
this is not good OOP.
if you feel the need to do a type check then you're probably doing the
wrong thing.
> If I write
>
> $text=Gtk2::Entry->new;
> or
> $text=Gtk2::ComboBoxEntry->new;
>
> how can I check later in the program if $text is an Entry or an
> ComboBoxEntry ?
>
> if($text->get_text != undef)
> {
> }
>
> does not help. It already tries to call an undefined function
you want UNIVERSA::isa
perldoc UNIVERSAL
ciao,
Emmanuele.
--
W: http://www.emmanuelebassi.name
B: http://blogs.gnome.org/ebassi
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