Swift Programming LanguageCihad Horuzoglu
Swift Overview● Apple’s new programming language● Write apps for iOS, Mac, watchOS,
tvOS, etc.● Open source!● Works with C and Objective-C● Type Safety● Modern Language
Playgrounds
How works Playground
IBM Bluemix Swift
Data Types● Integers: 0, 1, 2, 42, 31337, -10● String: “Kermit”, “Gonzo”, “Ms. Piggy”● Double: 1.5, 3.14159, 81.2, 578.238● Boolean: true, false
Variables
Constants
Comparison & Booleans
For Loops
Scope“age” is available for entire scope
“myString” is available just in “for” scope
Functions
Default Arguments
Optionals
Struct vs. ClassStruct: Class:
Struct
Struct: Methods
Struct: Property Mutability
Struct: Instance Mutability
Struct: Properties
Class● Similar features with
structs○ Properties○ Methods
● Need to write initializers yourself
Arrays
Sets
Dictionaries
EnumerationsAn enumeration defines a common type for a group of related values and enables you to work with those values in a type-safe way within your code.
Features
● Method● Computed Properties
Protocol
Stored Properties
Computed Properties
Property Access
Properties Sample
Computed Property
Stored Property
Extensions
Safe Unwrapping
Example
“ is ” keyword
ErrorsThrowing Errors Handling Errors
Reference Counting
De-initializers
Resources● https://github.com/swifteducation● https://itunes.apple.com/us/book/swift-programming-
language/id881256329?mt=11● https://thinkster.io/a-better-way-to-learn-swift● https://github.com/hsavit1/Awesome-Swift-Education● https://www.hackingwithswift.com/
Thank You!@cihadhoruzoglu