Shangxuetang Swift introductory video tutorial

• Chapter1 Getting Started with Swift
• 1-1 Introduction to Swift
• 1-2 Swift basic syntax
• 1-3 Swift data types
• 1-4 Swift variables
• 1-5 Swift optional types
• 1-6 Swift constant + operator
• 1-7 Swift flow control statements
• 1-8 Swift string operations
• 1-9 Swift array
• 1-10 Swift collection
• 1-11 Swift dictionary
• 1-12 Swift enumeration
• 1-13 Swift function
• 1-14 Closure-1
• 1-15 Closure-2
• 1-16 classes and structures
• Chapter2 Getting started with Swift
• 2-1 Stored properties and deferred stored properties
• 2-2 Computed and type properties
• 2-3 property observer
• 2-4 instance method
• 2-5 Type methods and subscript access
• 2-6 inherit
• 2-7 Inheritance issues to note
• 2-8 Polymorphism
• 2-9 Basic concepts of constructor
• 2-10 Multi-parameter constructor
• 2-11 Convenience constructor
• 2-12 Members and failable initializers
• 2-13 destructor
• 2-14 Introduction to memory management
• 2-15 weak quotation
• 2-16 Unowned references and capture lists
• 2-17 The concept of optional chains
• 2-18 Optional chain usage
• 2-19 is operator
• 2-20 as operator
• 2-21 AnyObject and Any type
• 2-22 Swift nested types
• 2-23 Swift extension
• 2-24 Protocol syntax
• 2-25 agreement type
• 2-26 Use of the protocol
• 2-27 Generic function
• 2-28 Generic type associated type where keyword