Swift 2.2 の新機能

Transcript

1. 4XJGU
   
   ͷ৽ػೳ େݪҰً
2. ࣗݾ঺հ w ඇܞଳ ήʔϜձࣾͰ ඇήʔϜ J04ΞϓϦΛ࡞ͬͯΔ ΤϯδχΞ
   w 4XJGU
   ྐྵ͸ϲ݄ऑ
   w 5XJUUFS
   !PSDIFMZ
   w 'BDFCPPL
   LB[VLJPIBSB
   w 2JJUB
   PSDIFMZ
4. ΄ͱΜͲͷ
   ΩʔϫʔυΛҾ਺ϥϕϧͰ
   ࢖͑ΔΑ͏ʹ͢Δ
5. Ҿ਺ϥϕϧ indexOf(value, in: collection) Ҿ਺ͷ໾ׂΛ໌֬ʹ͠ ՄಡੑΛ޲্ͤ͞Δ
6. Ͱ΋
   JO
   ͸Ωʔϫʔυ
7. let names = [ "C", "Objective-C", "Swift" ] for name in names { print("Hello \(name)!") }
8. ࢖͑ͳ͍ʂ
9. 4XJGU
   
   Ͱ͸શͯͷΩʔϫʔυ͕
   Ҿ਺ϥϕϧͱͯ͠
   ࢖͑ΔΑ͏ʹͳΓ·ͨ͠
   ͨͩ͠
   MFU
   WBS
   JOPVU
   ͸আ͘
10. λϓϧൺֱԋࢉࢠ
11. λϓϧΛ࢖͑͹Ϋϥεɺ
    ߏ଄ମΛఆٛ͢Δ͜ͱͳ͘
    ෳ਺ͷཁૉΛ࣋ͭσʔλΛѻ͑Δ let rhythm = (3, 3, 7)
12. ؔ਺͔Βෳ਺ͷ஋Λ
    ฦ͢৔߹౳ʹศར func getRhythm() -> (Int, Int, Int) { return (3, 3, 7) } let rhythm = getRhythm()
13. ͔͠͠
    ൺֱԋࢉࢠ͕ͳ͍
14. let rhythm = getRhythm() if rhythm == (5, 7, 5) { print("haiku") } ͜ͷ
    
    ͸ΤϥʔʹͳΔ
15. 4XJGU
    
    Ͱλϓϧʹ
    
    ͕ ࢖͑ΔΑ͏ʹͳͬͨ
    ଞʹ
    
    
    ౳΋
16. Ҿ਺ϥϕϧ෇͖ͷ
    ؔ਺ͷ໊લ
17. extension UIView { func insertSubview(view: UIView, at index: Int) func insertSubview(view: UIView, aboveSubview siblingSubview: UIView) func insertSubview(view: UIView, belowSubview siblingSubview: UIView) } 4XJGU
    Ͱ͸໊લ͸ಉ͡ͰҾ਺ ϥϕϧ͕ҧ͏ؔ਺͕Α͋͘Δ
18. ͔͠͠
    ݺͼग़͢Ҏ֎ͷ໨తͰ
    ͜ͷؔ਺Λࢦఆ͢Δ৔߹ɺ
    Ҿ਺ϥϕϧΛ༩͑ΒΕͳ͍ͷͰ
    ᐆດʹͳΔ let someView: UIView = ... let fn = someView.insertSubview
19. Ͳͷ
    JOTFSU4VC7JFX
20. 4XJGU
    
    Ͱ͸Ҿ਺ϥϕϧΛ
    ࢦఆͰ͖ΔΑ͏ʹͳͬͨ MFU
    GO
    
    TPNF7JFXJOTFSU4VCWJFX @BU 
 MFU
    GO
    
    TPNF7JFXJOTFSU4VCWJFX @BCPWF4VCWJFX
21. ηϨΫλͷࢦఆํ๏
22. class NSNotificationCenter { func addObserver(_ observer: AnyObject, selector aSelector: Selector, name aName: String?, object anObject: AnyObject?) } 4XJGU
    Ͱ͸ϝιουΛࢦఆ͢Δ
    ͨΊͷηϨΫλͱ͍͏΋ͷΛ
    ࢖͏͜ͱ͕͋Δ
23. ྫ
    ϘϦϡʔϜ͕มԽͨ͠Β
    TFMG
    ଟ෼"QQ%FMFHBUF
    ͷ
    WPMVNF$IBOHFE
    ϝιου͕
    ݺ͹ΕΔΑ͏ʹొ࿥͢Δ NotificationCenter.defaultCenter().addObserver(self, selector: "volumeChanged:", name: "AVSystemController_SystemVolumeDidChangeNotification", object: nil) ηϨΫλʹจࣈྻΛ࢖ͬͯ
    ϝιουΛࢦఆ͍ͯ͠Δ
24. ίϯύΠϥ͸จࣈྻͷ಺༰Λ
    νΣοΫ͠ͳ͍
    ଘࡏ͠ͳ͍ϝιουͩͱ
    ࣮ߦ࣌Τϥʔ͕ى͖Δʂ
25. ͜Μͳͷόάͷݩ
    Ͱ͢ΑͶ
26. 4XJGU
    
    Ͱ͸͜͏ॻ͚·͢
    ଘࡏ͠ͳ͍ϝιουΛࢦఆ͢Δͱ
    ίϯύΠϧΤϥʔʹͳΓ
    ࣮ߦ࣌ΤϥʔΛ๷͛·͢ NotificationCenter.defaultCenter().addObserver(self, selector: #selector(AppDelegate.volumeChanged(_:)), name: "AVSystemController_SystemVolumeDidChangeNotification", object: nil)
27. ͋Γ͕ͱ͏
    ͍͟͝·ͨ͠