O'Reilly logo

Cocoa Programming for Mac OS X, Third Edition by Aaron Hillegass

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 3. Objective-C

Once upon a time, a man named Brad Cox decided that it was time for the world to move toward a more modular programming style. C was a popular and powerful language. Smalltalk was an elegant untyped object-oriented language. Starting with C, Brad Cox added Smalltalk-like classes and message-sending mechanisms. The result, Objective-C, is a very simple extension of the C language. In fact, Objective-C was originally simply a C preprocessor and a library.

Objective-C is not a proprietary language. Rather, it is an open standard that has been included in the Free Software Foundation’s GNU C compiler (gcc) for many years. Cocoa was developed using Objective-C, and most Cocoa programming is done in Objective-C.

Teaching C and basic ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required