O'Reilly logo

The Complete Idiot's Guide® To iPad and iPhone App Development by Troy Brant

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

What Is Objective-C?

So what exactly is Objective-C? Simply put, Objective-C is the main programming language used to develop iPhone and iPad apps. To get a better handle on how to use the language, you first need to know how the iPhone OS works under the hood.
090
DEFINITION
Objective-C is an object-oriented programming language built on top of C. Objective-C is the primary language used to build both Mac OS X and iPhone OS applications.

Cooking with Cocoa

One of the main reasons iPhone and iPad are such powerful devices is that they share much in common with Mac OS X. Instead of writing a completely new operating system for the phone, Apple ...

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