Ry's Objective-C Tutorial by Ryan Hodson -- Read -- Imperial Library of Trantor

Index

Introduction

Frameworks Xcode Get Ready!

C Basics

Comments Variables Arithmetic Conditionals Loops Macros Typedef Structs Enums Primitive Arrays Pointers Summary

Functions

Basic Syntax Declarations vs. Implementations The Static Keyword Function Libraries Summary

Classes

Creating Classes Interfaces Implementations Instantiation and Usage Class Methods and Variables “Constructor” Methods Dynamic Typing Summary

Properties

The @property Directive The getter= and setter= Attributes The readonly Attribute The nonatomic Attribute Memory Management Other Attributes Summary

Methods

Naming Conventions Calling Methods Protected and Private Methods Selectors Summary

Protocols

Creating Protocols Adopting Protocols Type Checking With Protocols Protocols In The Real World Summary

Categories

Setting Up Creating Categories Using Categories “Protected” Methods Extensions Summary

Blocks

Creating Blocks Closures Blocks as Method Parameters Defining Block Types Summary

Exceptions

Handling Exceptions Built-In Exceptions Custom Exceptions Handling Errors Built-In Errors Custom Errors

Memory Management

Enabling MRR The alloc Method The release Method The retain Method The copy Method The autorelease method The dealloc Method MRR Summary Enabling ARC No More Memory Methods New Property Attributes The dealloc Method in ARC

Data Types

Creating Objects Comparing Objects Primitives

The void Type Integer Types Floating-Point Types Determining Type Sizes Working With C Primitives The id Type The Class Type The SEL Type NSInteger and NSUInteger

NSNumber

Numeric Literals Immutability Comparing Numbers

NSDecimalNumber

Arithmetic Rounding Behavior Comparing NSDecimalNumbers NSDecimal Arithmetic Functions Error Checking Comparing NSDecimals

NSString

Creating Strings Enumerating Strings Comparing Strings Combining Strings Searching Strings Subdividing Strings Replacing Substrings Changing Case Numerical Conversions Creating Mutable Strings Expanding Mutable Strings Replacing/Deleting Substrings When To Use Mutable Strings

NSSet

Creating Sets Enumerating Sets Comparing Sets Membership Checking Filtering Sets Combining Sets Creating Mutable Sets Adding and Removing Objects Filtering With Predicates Set Theory Operations Enumeration Considerations

NSArray

Creating Arrays Enumerating Arrays Comparing Arrays Membership Checking Sorting Arrays Filtering Arrays Subdividing Arrays Combining Arrays String Conversion Creating Mutable Arrays Adding and Removing Objects Sorting With Descriptors Filtering Mutable Arrays Enumeration Considerations

NSDictionary

Creating Dictionaries Accessing Values and Keys Enumerating Dictionaries Comparing Dictionaries Sorting Dictionary Keys Filtering Dictionary Keys Creating Mutable Dictionaries Adding and Removing Entries Combining Dictionaries Enumeration Considerations

Dates

NSDate NSDateComponents NSCalendar NSDateFormatter NSLocale NSTimeZone Conclusion