The Zend Engine 2 implements this. See http://www.php.net/ZEND_CHANGES.txt
Sander On Fri, Aug 16, 2002 at 03:13:57AM -0500, Ben Dischinger wrote: > Hello, > > My question is if there is anyone working on an implementation of data hiding in >php? IE Public, private, and protected data types within php classes. I can not find >anywhere mentioning this besides very few websites that say it is on the "TODO" list. > > The research that I'm doing involves dynamically programming php from the internet >collectively with many users, of which some would have restricted access rights to >specific objects. All objects would have certain data that I would need to be of >type private, ie owner id, permission mode, etc... in order for the object security >model to be safe. Without data hiding any user using this system could simply type >$Current_User->UID=0 which would then change the owner of this object, which happens >to be a user to 0, or god. There may be a different way to implement this that I'm >not seeing, but any model that I come up with in php I can circumvent by some simular >means. > > I may need to implement a servlet in java that keeps track of currently logged in >users and objects in memory, but this would be more overhead than wanted. If data >hiding was implemented in PHP I would be very excited. If there is not already >someone working on it, perhaps I will roll up my sleeves and get my elbows dirty. > > Thank you so much for reading. > > Ben Dischinger > NDSU Computer Science -- PHP Development Mailing List <http://www.php.net/> To unsubscribe, visit: http://www.php.net/unsub.php
