Difference between revisions of "Objective-C 2.0 Essentials"

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<td width="20%"><td align="center">[[Objective-C 2.0 Essentials|Table of Contents]]<td width="20%" align="right">[[About Objective-C Essentials|Next]]</td>
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<td width="20%"><td align="center"><td width="20%" align="right">About Objective-C Essentials</td>
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<htmlet>objc</htmlet>
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The Objective-C 2.0  Essentials online book contains 34 chapters of detailed information intended to provide everything necessary to gain proficiency as an Objective-C programmer for both Mac OS X and iPhone development.
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Objective-C 2.0 Essentials - Second Edition
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© 2012 Neil Smyth / Payload Media. This eBook is provided for personal use only. Unauthorized use, reproduction and/or distribution strictly prohibited. All rights reserved.
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== Table of Contents ==
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<table>
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<tr>
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<td>
 
# [[About Objective-C Essentials]]
 
# [[About Objective-C Essentials]]
 
#* [[About Objective-C Essentials|Why are you reading this?]]
 
#* [[About Objective-C Essentials|Why are you reading this?]]
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#* [[The History of Objective-C|The Smalltalk programming Language]]
 
#* [[The History of Objective-C|The Smalltalk programming Language]]
 
#* [[The History of Objective-C|C meets Smalltalk]]
 
#* [[The History of Objective-C|C meets Smalltalk]]
−
#* [[The History of Objective-C|Objective-C and Apple]]<br><br>
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#* [[The History of Objective-C|Objective-C and Apple]]<br><br><htmlet>ezoictoc1</htmlet>
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# [[Installing Xcode and Compiling Objective-C on Mac OS X]]
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#* [[Installing Xcode and Compiling Objective-C on Mac OS X|Installing Xcode on Mac OS X]]
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#* [[Installing Xcode and Compiling Objective-C on Mac OS X|Starting Xcode]]
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#* [[Installing Xcode and Compiling Objective-C on Mac OS X|Starting a New Project]]
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#* [[Installing Xcode and Compiling Objective-C on Mac OS X|Writing an Objective-C Application with Xcode]]
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#* [[Installing Xcode and Compiling Objective-C on Mac OS X|Compiling Objective-C from the Command Line]]<br><br>
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# [[Installing and using GNUstep and Objective-C on Windows]]
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#* [[Installing and using GNUstep and Objective-C on Windows|Downloading the GNUstep Packages]]
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#* [[Installing and using GNUstep and Objective-C on Windows|Installing MinGW and GNUstep on Windows]]
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#* [[Installing and using GNUstep and Objective-C on Windows|Running the GNUstep Shell]]
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#* [[Installing and using GNUstep and Objective-C on Windows|Testing the Installation]]<br><br>
 
# [[Installing and Using GNUstep and Objective-C on Linux]]
 
# [[Installing and Using GNUstep and Objective-C on Linux]]
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#* [[Installing and Using GNUstep and Objective-C on Linux|Installing GNUstep on Ubuntu]]
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#* [[Installing and Using GNUstep and Objective-C on Linux|Compiling Objective-C Code]]<br><br>
 
# [[Building and Installing GNUstep on Linux]]
 
# [[Building and Installing GNUstep on Linux]]
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#* [[Building and Installing GNUstep on Linux|Installing gcc and Objective-C Support on Linux]]
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#* [[Building and Installing GNUstep on Linux|Package Dependencies]]
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#* [[Building and Installing GNUstep on Linux|Obtaining the GNUstep Source Code]]
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#* [[Building and Installing GNUstep on Linux|Configuring the Build Process]]
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#* [[Building and Installing GNUstep on Linux|Building GNUstep]]
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#* [[Building and Installing GNUstep on Linux|Testing the Objective-C and GNUstep Installation]]
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#* [[Building and Installing GNUstep on Linux|Compiling Objective-C Code]]<br><br>
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# [[Objective-C 2.0 Data Types]]
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#* [[Objective-C 2.0 Data Types|int Data Type]]
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#* [[Objective-C 2.0 Data Types|char Data Type]]
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#* [[Objective-C 2.0 Data Types|Special Characters/Escape Sequences]]
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#* [[Objective-C 2.0 Data Types|float Data Type]]
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#* [[Objective-C 2.0 Data Types|double Data Type]]
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#* [[Objective-C 2.0 Data Types|id Data Type]]
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#* [[Objective-C 2.0 Data Types|BOOL Data Type]]
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#* [[Objective-C 2.0 Data Types|Objective-C Data Type Qualifiers]]
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#* [[Objective-C 2.0 Data Types|long]]
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#* [[Objective-C 2.0 Data Types|long long]]
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#* [[Objective-C 2.0 Data Types|short]]
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#* [[Objective-C 2.0 Data Types|signed / unsigned]]<br><br><htmlet>ezoictoc2</htmlet>
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# [[Working with Variables and Constants in Objective-C]]
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#* [[Working with Variables and Constants in Objective-C|What is an Objective-C Variable]]
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#* [[Working with Variables and Constants in Objective-C|What is an Objective-C Constant?]]
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#* [[Working with Variables and Constants in Objective-C|Type Casting Objective-C Variables]]<br><br>
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# [[Objective-C Operators and Expressions]]
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#* [[Objective-C Operators and Expressions|What is an Expression?]]
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#* [[Objective-C Operators and Expressions|The Basic Assignment Operator]]
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#* [[Objective-C Operators and Expressions|Objective-C Arithmetic Operators]]
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#* [[Objective-C Operators and Expressions|Compound Assignment Operators]]
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#* [[Objective-C Operators and Expressions|Increment and Decrement Operators]]
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#* [[Objective-C Operators and Expressions|Comparison Operators]]
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#* [[Objective-C Operators and Expressions|Boolean Logical Operators]]
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#* [[Objective-C Operators and Expressions|The Ternary Operator]]
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#* [[Objective-C Operators and Expressions|Bitwise Operators]]
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#* [[Objective-C Operators and Expressions|Bitwise AND]]
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#* [[Objective-C Operators and Expressions|Bitwise OR]]
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#* [[Objective-C Operators and Expressions|Bitwise XOR]]
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#* [[Objective-C Operators and Expressions|Bitwise Left Shift]]
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#* [[Objective-C Operators and Expressions|Bitwise Right Shift]]
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#* [[Objective-C Operators and Expressions|Compound Bitwise Operators]]<br><br>
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# [[Objective-C 2.0 Operator Precedence]]
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#* [[Objective-C 2.0 Operator Precedence|An Example of Objective-C Operator Precedence]]
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#* [[Objective-C 2.0 Operator Precedence|Objective-C Operator Precedence and Associativity]]
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#* [[Objective-C 2.0 Operator Precedence|Overriding Operator Precedence]]<br><br>
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# [[Commenting Objective-C Code]]
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#* [[Commenting Objective-C Code|Why Comment your Code?]]
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#* [[Commenting Objective-C Code|Single Line Comments]]
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#* [[Commenting Objective-C Code|Multi-line Comments]]<br><br>
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# [[Objective-C Flow Control with if and else]]
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#* [[Objective-C Flow Control with if and else|Using the if Statement]]
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#* [[Objective-C Flow Control with if and else|Using if ... else .. Statements]]
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#* [[Objective-C Flow Control with if and else|Using if ... else if .. Statements]]
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#* [[Objective-C Flow Control with if and else|Summary]]<br><br>
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# [[The Objective-C switch Statement]]
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#* [[The Objective-C switch Statement|Why Use a switch Statement?]]
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#* [[The Objective-C switch Statement|Using the switch Statement Syntax]]
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#* [[The Objective-C switch Statement|A switch Statement Example]]
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#* [[The Objective-C switch Statement|Explaining the Example]]
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#* [[The Objective-C switch Statement|Combining case Statements]]<br><br><htmlet>ezoictoc3</htmlet>
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# [[Objective-C Looping - The for Statement]]
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#* [[Objective-C Looping - The for Statement|Why Use Loops?]]
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#* [[Objective-C Looping - The for Statement|Objective-C Loop Variable Scope]]
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#* [[Objective-C Looping - The for Statement|Creating an Infinite for Loop]]
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#* [[Objective-C Looping - The for Statement|Breaking Out of a for Loop]]
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#* [[Objective-C Looping - The for Statement|Nested for Loops]]
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#* [[Objective-C Looping - The for Statement|Breaking from Nested Loops]]
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#* [[Objective-C Looping - The for Statement|Continuing for Loops]]
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#* [[Objective-C Looping - The for Statement|Using for Loops with Multiple Variables]]<br><br>
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# [[Objective-C Looping with do and while Statements]]
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#* [[Objective-C Looping with do and while Statements|The Objective-C while Loop]]
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#* [[Objective-C Looping with do and while Statements|Objective-C do ... while loops]]
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#* [[Objective-C Looping with do and while Statements|Breaking from Loops]]
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#* [[Objective-C Looping with do and while Statements|The continue Statement]]<br><br>
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# [[An Overview of Objective-C Object Oriented Programming]]
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#* [[An Overview of Objective-C Object Oriented Programming|What is an Object?]]
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#* [[An Overview of Objective-C Object Oriented Programming|What is a Class?]]
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#* [[An Overview of Objective-C Object Oriented Programming|Declaring an Objective-C Class Implementation]]
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#* [[An Overview of Objective-C Object Oriented Programming|Adding Instance Variables to a Class]]
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#* [[An Overview of Objective-C Object Oriented Programming|Define Class Methods]]
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#* [[An Overview of Objective-C Object Oriented Programming|Declaring an Objective-C Class Implementation]]
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#* [[An Overview of Objective-C Object Oriented Programming|Declaring, Initializing and Releasing a Class Instance]]
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#* [[An Overview of Objective-C Object Oriented Programming|Calling Methods and Accessing Instance Data]]
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#* [[An Overview of Objective-C Object Oriented Programming|Creating the Program Section]]
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#* [[An Overview of Objective-C Object Oriented Programming|Bringing it all Together]]
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#* [[An Overview of Objective-C Object Oriented Programming|Structuring Object-Oriented Objective-C Code]]<br><br>
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# [[Writing Objective-C Class Methods]]
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#* [[Writing Objective-C Class Methods|Instance and Class Methods]]
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#* [[Writing Objective-C Class Methods|Creating a New Class Method]]
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#* [[Writing Objective-C Class Methods|The @interface Section]]
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#* [[Writing Objective-C Class Methods|The @implementation Section]]
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#* [[Writing Objective-C Class Methods|The main() Function]]<br><br>
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# [[Objective-C - Data Encapsulation, Synthesized Accessors and Dot Notation]]
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#* [[Objective-C - Data Encapsulation, Synthesized Accessors and Dot Notation|Data Encapsulation]]
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#* [[Objective-C - Data Encapsulation, Synthesized Accessors and Dot Notation|Synthesized Accessor Methods]]
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#* [[Objective-C - Data Encapsulation, Synthesized Accessors and Dot Notation|Direct Access to Encapsulated Data]]
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#* [[Objective-C - Data Encapsulation, Synthesized Accessors and Dot Notation|Objective-C and Dot Notation]]
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#* [[Objective-C - Data Encapsulation, Synthesized Accessors and Dot Notation|Controlling Access to Instance Variables]]<br><br>
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# [[Objective-C Inheritance]]
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#* [[Objective-C Inheritance|Inheritance, Classes and Subclasses]]
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#* [[Objective-C Inheritance|An Objective-C Inheritance Example]]
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#* [[Objective-C Inheritance|Extending the Functionality of a Subclass]]
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#* [[Objective-C Inheritance|Overriding Inherited Methods]]<br><br>
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# [[Pointers and Indirection in Objective-C]]
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#* [[Pointers and Indirection in Objective-C|How Variables are Stored]]
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#* [[Pointers and Indirection in Objective-C|An Overview of Indirection]]
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#* [[Pointers and Indirection in Objective-C|Indirection and Objects]]
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#* [[Pointers and Indirection in Objective-C|Indirection and Object Copying]]<br><br>
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# [[Objective-C Dynamic Binding and Typing with the id Type]]
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#* [[Objective-C Dynamic Binding and Typing with the id Type|Static Typing vs Dynamic Typing]]
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#* [[Objective-C Dynamic Binding and Typing with the id Type|Dynamic Binding]]
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#* [[Objective-C Dynamic Binding and Typing with the id Type|Polymorphism]]<br><br>
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# [[Objective-C Variable Scope and Storage Class]]
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#* [[Objective-C Variable Scope and Storage Class|Variable Scope]]
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#* [[Objective-C Variable Scope and Storage Class|Block Scope]]
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#* [[Objective-C Variable Scope and Storage Class|Function Scope]]
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#* [[Objective-C Variable Scope and Storage Class|Global Scope]]
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#* [[Objective-C Variable Scope and Storage Class|File Scope]]
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#* [[Objective-C Variable Scope and Storage Class|Variable Storage Class]]<br><br><htmlet>ezoictoc4</htmlet>
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# [[An Overview of Objective-C Functions]]
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#* [[An Overview of Objective-C Functions|What is a Function?]]
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#* [[An Overview of Objective-C Functions|How to Declare an Objective-C Function]]
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#* [[An Overview of Objective-C Functions|Calling an Objective-C Function]]
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#* [[An Overview of Objective-C Functions|Function Prototypes]]
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#* [[An Overview of Objective-C Functions|Function Scope and the static Specifier]]
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#* [[An Overview of Objective-C Functions|Static Variables in Functions]]<br><br>
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# [[Objective-C Enumerators]]
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#* [[Objective-C Enumerators|Why Use Enumerators]]
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#* [[Objective-C Enumerators|Declaring an Enumeration]]
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#* [[Objective-C Enumerators|Creating and Using an Enumeration]]
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#* [[Objective-C Enumerators|Enumerators and Variable Names]]<br><br>
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# [[An Overview of the Objective-C Foundation Framework]]
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#* [[An Overview of the Objective-C Foundation Framework|The Foundation Framework]]
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#* [[An Overview of the Objective-C Foundation Framework|Including the Foundation Headers]]
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#* [[An Overview of the Objective-C Foundation Framework|Finding the Foundation Framework Documentation]]<br><br>
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# [[Working with String Objects in Objective-C]]
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#* [[Working with String Objects in Objective-C|Strings without NSString]]
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#* [[Working with String Objects in Objective-C|Declaring Constant String Objects]]
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#* [[Working with String Objects in Objective-C|Creating Mutable and Immutable String Objects]]
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#* [[Working with String Objects in Objective-C|Getting the Length of a String]]
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#* [[Working with String Objects in Objective-C|Copying a String]]
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#* [[Working with String Objects in Objective-C|Searching for a Substring]]
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#* [[Working with String Objects in Objective-C|Replacing Parts of a String]]
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#* [[Working with String Objects in Objective-C|String Search and Replace]]
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#* [[Working with String Objects in Objective-C|Deleting Sections of a String]]
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#* [[Working with String Objects in Objective-C|Extracting a Subsection of a String]]
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#* [[Working with String Objects in Objective-C|Inserting Text into a String]]
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#* [[Working with String Objects in Objective-C|Appending Text to the End of a String]]
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#* [[Working with String Objects in Objective-C|Comparing Strings]]
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#* [[Working with String Objects in Objective-C|Checking for String Prefixes and Suffixes]]
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#* [[Working with String Objects in Objective-C|Converting to Upper or Lower Case]]
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#* [[Working with String Objects in Objective-C|Converting Strings to Numbers]]
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#* [[Working with String Objects in Objective-C|Converting a String Object to ASCII]]<br><br>
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# [[Understanding Objective-C Number Objects]]
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#* [[Understanding Objective-C Number Objects|Creating and Initializing NSNumber Objects]]
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#* [[Understanding Objective-C Number Objects|Getting the Value of a Number Object]]
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#* [[Understanding Objective-C Number Objects|Comparing Number Objects]]
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#* [[Understanding Objective-C Number Objects|Getting the Number Object Value as a String]]<br><br>
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# [[Working with Objective-C Array Objects]]
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#* [[Working with Objective-C Array Objects|Mutable and Immutable Arrays]]
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#* [[Working with Objective-C Array Objects|Creating an Array Object]]
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#* [[Working with Objective-C Array Objects|Finding out the Number of Elements in an Array]]
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#* [[Working with Objective-C Array Objects|Accessing the Elements of an Array object]]
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#* [[Working with Objective-C Array Objects|Accessing Array Elements using Fast Enumeration]]
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#* [[Working with Objective-C Array Objects|Adding Elements to an Array Object]]
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#* [[Working with Objective-C Array Objects|Inserting Elements into an Array]]
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#* [[Working with Objective-C Array Objects|Deleting Elements from an Array Object]]
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#* [[Working with Objective-C Array Objects|Sorting Array Objects]]<br><br>
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# [[Objective-C Dictionary Objects]]
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#* [[Objective-C Dictionary Objects|What are Dictionary Objects?]]
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#* [[Objective-C Dictionary Objects|Creating Dictionary Objects]]
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#* [[Objective-C Dictionary Objects|Initializing and Adding Entries to a Dictionary Object]]
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#* [[Objective-C Dictionary Objects|Getting an Entry Count]]
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#* [[Objective-C Dictionary Objects|Accessing Dictionary Entries]]
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#* [[Objective-C Dictionary Objects|Removing Entries from a Dictionary Object]]<br><br>
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# [[Working with Directories in Objective-C]]
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#* [[Working with Directories in Objective-C|The Objective-C NSFileManager, NSFileHandle and NSData Classes]]
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#* [[Working with Directories in Objective-C|Understanding Pathnames in Objective-C]]
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#* [[Working with Directories in Objective-C|Creating an NSFileManager Instance Object]]
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#* [[Working with Directories in Objective-C|Identifying the Current Working Directory]]
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#* [[Working with Directories in Objective-C|Changing to a Different Directory]]
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#* [[Working with Directories in Objective-C|Creating a New Directory]]
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#* [[Working with Directories in Objective-C|Deleting a Directory]]
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#* [[Working with Directories in Objective-C|Renaming or Moving a Directory]]
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#* [[Working with Directories in Objective-C|Getting a Directory File Listing]]
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#* [[Working with Directories in Objective-C|Getting the Attributes of a File or Directory]]<br><br>
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# [[Working with Files in Objective-C]]
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#* [[Working with Files in Objective-C|Creating an NSFileManager Instance]]
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#* [[Working with Files in Objective-C|Checking if a File Exists]]
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#* [[Working with Files in Objective-C|Comparing the Contents of Two Files]]
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#* [[Working with Files in Objective-C|Checking if a File is Readable/Writable/Executable/Deletable]]
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#* [[Working with Files in Objective-C|Moving/Renaming a File]]
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#* [[Working with Files in Objective-C|Copying a File]]
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#* [[Working with Files in Objective-C|Removing a File]]
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#* [[Working with Files in Objective-C|Creating a Symbolic Link]]
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#* [[Working with Files in Objective-C|Reading and Writing Files with NSFileManager]]
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#* [[Working with Files in Objective-C|Working with Files using the NSFileHandle Class]]
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#* [[Working with Files in Objective-C|Creating an NSFileHandle Object]]
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#* [[Working with Files in Objective-C|NSFileHandle File Offsets and Seeking]]
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#* [[Working with Files in Objective-C|Reading Data from a File]]
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#* [[Working with Files in Objective-C|Writing Data to a File]]
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#* [[Working with Files in Objective-C|Truncating a File]]<br><br>
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# [[Constructing and Manipulating Paths with NSPathUtilities]]
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#* [[Constructing and Manipulating Paths with NSPathUtilities|The Anatomy of a Path]]
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#* [[Constructing and Manipulating Paths with NSPathUtilities|Finding a Temporary Directory]]
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#* [[Constructing and Manipulating Paths with NSPathUtilities|Getting the Current User's Home Directory]]
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#* [[Constructing and Manipulating Paths with NSPathUtilities|Getting the Home Directory of a Specified User]]
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#* [[Constructing and Manipulating Paths with NSPathUtilities|Extracting the Filename from a Path]]
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#* [[Constructing and Manipulating Paths with NSPathUtilities|Extracting the Filename Extension]]
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#* [[Constructing and Manipulating Paths with NSPathUtilities|Standardizing a Path]]
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#* [[Constructing and Manipulating Paths with NSPathUtilities|Extracting the Components of a Path]]<br><br>
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# [[Copying Objects in Objective-C]]
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#* [[Copying Objects in Objective-C|Objects and Pointers]]
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#* [[Copying Objects in Objective-C|Copying an Object in Objective-C using the <NSCopying> Protocol]]
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#* [[Copying Objects in Objective-C|<NSCopying> Protocol and copyWithZone Method Implementation]]
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#* [[Copying Objects in Objective-C|Performing a Deep Copy]]<br><br>
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# [[Using Objective-C Preprocessor Directives]]
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#* [[Using Objective-C Preprocessor Directives|The #define Statement]]
 +
#* [[Using Objective-C Preprocessor Directives|Creating Macros with the #define Statement]]
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#* [[Using Objective-C Preprocessor Directives|Changing the Objective-C Language with #define]]
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#* [[Using Objective-C Preprocessor Directives|Undefining a Definition with #undef]]
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#* [[Using Objective-C Preprocessor Directives|Conditional Compilation]]
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#* [[Using Objective-C Preprocessor Directives|The #import Directive]]<br><br>
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<htmlet>adsdaqbox</htmlet>
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</table>
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<htmlet>objc</htmlet>
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<htmlet>ezoicbottom</htmlet>
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<hr>
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<table border="0" cellspacing="0" width="100%"><tr>
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<td width="20%"><td align="center">[[Objective-C 2.0 Essentials|Table of Contents]]<td width="20%" align="right">[[About Objective-C Essentials|Next]]</td>
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<tr>
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<td width="20%"><td align="center"><td width="20%" align="right">About Objective-C Essentials</td>
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</table>

Latest revision as of 15:38, 18 November 2016

Table of ContentsNext
About Objective-C Essentials

Purchase the full edition of this Objective-C book in Print ($14.99) or eBook ($12.99) format
Objective-C 2.0 Essentials Print and eBook (ePub/PDF/Kindle) editions contain 31 chapters.

Buy Print

The Objective-C 2.0 Essentials online book contains 34 chapters of detailed information intended to provide everything necessary to gain proficiency as an Objective-C programmer for both Mac OS X and iPhone development.


Objective-C 2.0 Essentials - Second Edition

© 2012 Neil Smyth / Payload Media. This eBook is provided for personal use only. Unauthorized use, reproduction and/or distribution strictly prohibited. All rights reserved.


Table of Contents

  1. About Objective-C Essentials
  2. The History of Objective-C
  3. Installing Xcode and Compiling Objective-C on Mac OS X
  4. Installing and using GNUstep and Objective-C on Windows
  5. Installing and Using GNUstep and Objective-C on Linux
  6. Building and Installing GNUstep on Linux
  7. Objective-C 2.0 Data Types
  8. Working with Variables and Constants in Objective-C
  9. Objective-C Operators and Expressions
  10. Objective-C 2.0 Operator Precedence
  11. Commenting Objective-C Code
  12. Objective-C Flow Control with if and else
  13. The Objective-C switch Statement
  14. Objective-C Looping - The for Statement
  15. Objective-C Looping with do and while Statements
  16. An Overview of Objective-C Object Oriented Programming
  17. Writing Objective-C Class Methods
  18. Objective-C - Data Encapsulation, Synthesized Accessors and Dot Notation
  19. Objective-C Inheritance
  20. Pointers and Indirection in Objective-C
  21. Objective-C Dynamic Binding and Typing with the id Type
  22. Objective-C Variable Scope and Storage Class
  23. An Overview of Objective-C Functions
  24. Objective-C Enumerators
  25. An Overview of the Objective-C Foundation Framework
  26. Working with String Objects in Objective-C
  27. Understanding Objective-C Number Objects
  28. Working with Objective-C Array Objects
  29. Objective-C Dictionary Objects
  30. Working with Directories in Objective-C
  31. Working with Files in Objective-C
  32. Constructing and Manipulating Paths with NSPathUtilities
  33. Copying Objects in Objective-C
  34. Using Objective-C Preprocessor Directives

Purchase the full edition of this Objective-C book in Print ($14.99) or eBook ($12.99) format
Objective-C 2.0 Essentials Print and eBook (ePub/PDF/Kindle) editions contain 31 chapters.

Buy Print


Table of ContentsNext
About Objective-C Essentials
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