Beginning Swift (ebook)(audiobook)(audiobook)

Spis treści

• Beginning Swift
  • Table of Contents
  • Beginning Swift
    • Why Subscribe?
    • PacktPub.com
  • Contributors
    • About the Authors
    • Packt is Searching for Authors Like You
  • Preface
    • What This Book Covers
    • What You Need for This Book
    • Who This Book is for
    • Conventions
    • Reader Feedback
    • Customer Support
      • Downloading the Example Code
      • Errata
      • Piracy
      • Questions
  • 1. Swift Basics
    • Lesson objectives
    • Swift Program Structure
      • Hello, World!
    • Swift Variables and Constants
      • Declaring Swift Variables
      • Variables Versus Constants
      • Type Inference
      • Variable Naming
        • Working with Variables
      • Tuples
        • Creating a Tuple
      • Optionals
        • Declaring an Optional
        • Working with Optionals
        • Optional nil Values
        • Accessing Optional Values
        • Force Unwrapping an Optional
        • Conditionally Unwrapping Optionals
          • Using Optionals
        • The Swift guard Statement
      • Activity: Variable Summary
    • Swift Data Types
      • Numeric Data Types
        • Int on 64-Bit Versus 32-Bit Platforms
        • Built-In Numeric Data Types
        • Choosing the Appropriate Numeric Data Type
        • Declaring and Assigning Integer Variables
        • Declaring and Assigning Floating Point Numbers
        • Numeric Literal Grouping
        • Numeric Type Conversions
          • Using Numeric Types
      • Boolean
      • Character
        • Assigning a Character
        • Constructing a Character Literal
      • String
        • Instantiating a String
        • String Concatenation
        • Extracting Characters
        • String Length
      • Activity: Data Type Summary
    • Enums
      • Basic Enum Syntax
      • Enum with Raw Values
      • Activity: Using Swift Enums
    • Summary
  • 2. Swift Operators and Control Flow
    • Lesson objectives
    • Swift Operators
      • Assignment Operator
      • Arithmetic Operators
        • Standard Arithmetic Operators
        • Remainder Operator
        • Unary minus Operator
        • Compound Assignment Operators
      • Comparison Operators
        • Equality
        • Inequality
        • Comparison between Two Values
      • Ternary Conditional Operator
      • Logical Operators
      • Bitwise Operators
      • Nil-Coalescing Operator
      • Range Operators
        • Closed Range Operator
        • Half-Open Range Operator
        • One-Sided Range Operator
      • Activity: Operators
    • Branching
      • The if Statement
        • Condition Lists
        • Optional Unwrapping with if
      • The switch Statement
        • switch Statement Rules
        • The break Keyword
        • The fallthrough Keyword
        • Matching Non-Scalar Values
        • Multiple Patterns in a Single Case
        • Using the where Statement within case
        • Evaluating Optionals with a switch Statement
      • Activity: Converting Code from if to switch
    • Loops
      • The forin Statement
        • Iterating over Objects
        • Iterating over Array Objects with index
        • The for Loop where Clause
        • The break Control Transfer Statement
        • The continue Control Transfer Statement
      • The while Loop
        • The repeatwhile Loop
      • Activity: Implementing Loops
    • Summary
  • 3. Functions, Classes, and Structs
    • Lesson Objectives
    • Functions
      • Defining a Function
      • Argument Labels
      • Excluding Argument Labels
      • Parameter Default Values
      • Activity: Implementing a Function
      • Returning Values from Functions
      • Using @discardableResult
      • Function Attributes
      • Variadic Parameters
      • inout Parameters
      • Recursion
      • Functions as Parameters
      • Closures
        • Creating a Function to Receive Content from an Asynchronous Web Service Call
    • Error Handling
      • The docatch Statement
      • Multiple catch Blocks
      • Using do without catch
      • The guard Statement
      • Activity: Exception Handling
    • Object-Oriented Features
      • Object-Oriented Principles
      • Classes Versus Structs
        • Illustration
      • Defining Classes and Structures
      • Activity: Creating a Customer Struct and Class
    • Summary
    • Challenge
  • 4. Collections
    • Lesson Objectives
    • Arrays
      • Working with Arrays
      • Index
        • Common Operations with Index
      • ArraySlice
        • Creating Slices
      • Activity: Working with Arrays
    • Sets
      • Working with Sets
      • Combining Sets
      • Comparing Sets
      • Activity: Removing Duplicates from a Sequence
    • Dictionaries
      • Working with Dictionaries
      • Activity: Using Dictionaries
    • Summary
  • 5. Strings
    • Lesson Objectives
    • String Fundamentals
      • Character
      • Collection
      • Index
        • Working with String Index
      • Debugging
      • Activity: All Indices of a Character
    • Using Strings
      • Creating Strings
      • Common Operations
      • Activity: All Ranges of a Substring
      • Activity: Counting Words, Sentences, and Paragraphs
    • Substring
      • Creating Substrings
        • Parsing Strings
      • Converting NSRange to Range
      • Activity: CamelCase
    • Summary
  • 6. Functional Programming and Lazy Operations
    • Lesson Objectives
    • Function Type
    • Functional Methods
      • filter
        • Using the filter Method
      • map
        • Using the map Method
      • flatMap
        • Using the flatMap Method
      • reduce
        • Using the reduce Function
      • Activity: Using Functional Programming
    • Lazy Operations
      • Lazy Sequences
      • Sequence Internals
      • Creating Lazy Operations
        • sequence(first:next:)
        • sequence(state:next:)
      • Activity: Implementing a Lazy Version of a Method
    • Swifty Code
      • Naming
      • Organizing Code
      • Miscellaneous
        • Writing Swifty Code
    • Summary
    • Further Study
    • Challenge
  • Index

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