Coding in Objective-C 2.0 Episode 1: Classes, Objects, and Messages
In this episode, we’ll write a small program in Xcode to learn the basics of object-oriented programming with Objective-C. You’ll learn how to:
- Write, build, and run basic Objective-C code in Xcode
- Use the Objective-C extensions to C for object-oriented programming
- Understand basic object-oriented programming concepts
- Use existing classes
- Write your own custom classes
- Define instance variables
- Use Objective-C 2.0 properties
- Define and implement methods
- Instantiate objects
- Send messages to objects
- Override superclass behavior
- Write custom initializers