Chapter 11
The Foundation Framework
In the last few chapters, you learned the basics of the Objective-C language and how to write simple programs using it. In this chapter, I will provide a quick reference on the most common classes used in Objective-C. These classes are contained in the Foundation framework and provide a lot of the groundwork needed to write a complete application.
The first part of the chapter deals with some of the fundamental classes provided by the Foundation framework. These classes, such as NSString and NSValue, are use throughout the system and are the basis upon which everything else is built.
In the second part of the chapter, I give a quick reference on the most common collection classes. These classes are used ...
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