Swift Introduction to Swift in Ruby

Transcript

1. Swift Introduction to Swift in Ruby

2. @josephku

3. None
4. None

5. 370,000

6. Safe Modern Power

7. None
8. None

9. No base class

10. @objc

11. Playground

12. Visual REPL

13. Use constant

14. let var

15. Unicode

16. π

17. String Interpolation

18. let name = "Afu" let age = 3 let greetings

    = "Hi! My name is \(name). My human age is \(age * 7)" println(greetings)

19. puts "Hi! I am #{name}. My human age is #{age

    * 7}"

20. Array & Dictionary

21. Array & Hash

22. 1..10 1…10

23. if true { println("only me!") }

24. Functional Programming

25. Structure & Class

26. Extensions

27. 500.repeatitions { println("Me again!") }

28. 500.times { puts "Me again!" }

29. Tuple

30. let someTuple: (Double, Double) = (3.14159, 2.71828)

31. ?

32. var serverResponseCode: Int? = 404 serverResponseCode = nil

33. Optional Chaining

34. num = paul.residence?.address?.buildingNumber?.toInt()

35. RubyMotion

36. C’mon, it’s Ruby!!

37. ?

38. Thank you!