In PHP, an object is always passed around as a reference, which allows one to deal with objects in a very transparent manner, since the only way to deal with a by-value copy instead of the real deal is to explicitly use the clone operator. Recently, I came upon a situation in which it was […]

While it remains an imperative-style language, since version 5 PHP’s object model has gotten significantly more sophisticated. While in PHP 4 objects were little more than arrays with functions, the newer versions have most of the trimmings of modern OOP. Among those, probably considered a basic triviality at best, is member visibility. In fact, since […]