en plus bon c'est pas comme si ton article wikipedia sur objc parlait exclusivent d'[open/gnu/next]step et de l'utilisation quasi unique de ce langage dans macos. et puis c'est pas comme si next != gouroutage jobsien non non.
et puis...
Objective-C derives its object syntax from Smalltalk.
si c'est pas obsolète ça...
-(int)method: (int)i {
return [self square_root: i];
} aww 
et ho, comme c'est chou, toujours d'après WP, des différences de syntaxe entre gcc et les compilos apple
(fin bon on va pas troller sur objc ce serait pas le sujet)
citations choisies de la page wp objective c
Popularization through NeXT
Note: Class posing was declared deprecated with Mac OS X v10.5 and unavailable in the 64-bit runtime.
At the 2006 Worldwide Developers Conference, Apple announced the forthcoming release of "Objective-C 2.0
The garbage collector does not exist on the iPhone implementation of Objective-C 2.0
Objective-C 2.0 provides non-fragile instance variables where supported by the runtime (i.e. when building 64-bit Mac OS X code as well as all iPhone OS code).
Implications for Cocoa development
All Objective-C applications developed for Mac OS X that make use of the above improvements for Objective-C 2.0 are incompatible with all operating systems prior to 10.5 (Leopard).
Objective-C today is often used in tandem with a fixed library of standard objects (often known as a "kit" or "framework"), such as Cocoa or GNUstep.
ouais d'accord.