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Subject: Re: [PHP-DEV] Re: hook cast_object handler in userspace
From: cunha17@uol.com.br (Cristiano Duarte)

Simeon Koptelov wrote:
> Hello Cristiano,
> 
> Here's why i think that interface is not good solution.
> 
> We need the toString method like java's one to
> safely assume that _every_ object has the string representation. This
> means we can say $obj1->toString() and $obj2->toString() and don't
> care if $obj1 and $obj2 do support this method. In fact we _already_
> have this functionality in ( string )$obj cast -- it's
> applicable to any object, doesn't it?. All we need is to formalize
> this cast in OOP manner. Interface is only the way to describe what class
> can do. If every class can provide it's string representation why should you
> implement some interface?
> 
> It's only my $.20 though.
> 

Maybe you're right.
I can move the code away from the "cast" function and create a toString 
method on the "Object" class wich returns "Object id #n".
Let's see what the others think about it...


Cristiano Duarte