On Monday, 25 August 2014 at 14:27:55 UTC, ketmar via Digitalmars-d wrote:
On Mon, 25 Aug 2014 14:15:09 +0000
via Digitalmars-d <[email protected]> wrote:

C++ is using the OOP model of SIMULA, which did invent OOP! So I'd say the way C++ does OOP is how it was invented.
and Smalltalk does OOP the way it should be done. ;-)

I haven't used Smalltalk, but can't say it looks pretty… But I probably shouldn't judge by looks, it is the personality that counts!

The SIMULA model was later refined in Beta which was minimalistic in the same vein as Self. In Beta everything is an object, even functions and blocks (which could be specialized). And virtual functions are evaluated from superclasses down to subclasses so that the superclass is encapsulating the subclass in a similar way to how the "with" statement works.

Beta had virtual class definitions and type variables so that you could let a subclass specialize the types that was instantiated in the superclass in a subclass.

D does seem to lack type variables? So it is quite static in comparison.

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