SESS: objects containing objects *final statement*(?) please read!

From: Date: Fri, 25 Feb 2000 08:44:48 +0000
Subject: SESS: objects containing objects *final statement*(?) please read!
Groups: php.version4 
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Now, as i see it, all question Ulf had turned out to be documentation issues. So lets put it together: a) $obj1->obj2->obj3->etc un/serialization works to certain depths b) On unserialization ** the constructor does not get recalled ** c) there exist ways to operate on objects: - each()/foreach() to traverse an object's slots - gettype to get to know an object's slot data type - get_class to get an objects classname These functions operate from "outside the object" in contrast to an inside view like $this->slot->type() or $this->class_name(). (The outside approach is good for an outside serializer but makes it difficult to make an object serialize itself). These things should be mentioned somewhere in the documentation maybe as a technote on the session docs. Especially the implications of b) should be made clear: Object serialization focuses on an object's slot state before and after un/serializing. No new computations take place on unserialization. Thus global impacts from method calls get lost. Finnaly the question arose if it would be nice to have in addition the ability to traverse an object's original slots. Lets put it right: This would be the ability to traverse the slots of a class. IHMO Yes it would be nice to have *three* functions: - class_member_vars("classname") which implies class_member_vars(get_class($obj)) (the original question from Andrei) - class_methods("classname") - get_superclass("classname") This would make it possible for an object to get an idea of who he/she is. Even if the funtions have outside view semantics :-) Boris -- Why, oh why, didn't i take the blue pill ?!! [Matrix]

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