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love-swift-vol8

 love-swift-vol8

2016年6月27日に開催された「集まれSwift好き!Swift愛好会 vol8」の資料です。#love_swift

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Kato Jun

June 29, 2016
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  1. Obj-C or Swift ? ϝϦοτ σϝϦοτ 0CK$ ɾʢݸਓతͳʣΞϓϦͷϦϦʔεܦݧ͋Γ ɾࣾ಺ʹϊ΢ϋ΢ɺ࣮੷͕๛෋ ɾϒϥέοτʢ<>ʣॻ͔ͳ͍ͱ͍͚ͳ͍

    ɾIͱN ɾ0QUJPOBMܕͱ͔΋ͪΖΜͳ͍ 4XJGU ɾ͜Ε͔Β࡞ΔͳΒײ ɾ؆ܿͳهड़ ɾ0QUJPOBMܕ͕࢖͑Δ ɾʢݸਓతͳʣΞϓϦͷϦϦʔεܦݧແ͠ ɾʢ0CK$ʹൺ΂ͯʣࣾ಺ʹϊ΢ϋ΢ɺ࣮ ੷͕গͳ͍
  2. WWDC 2016 • What's New in Swift • Swiftͷมߋ఺ •

    ಺༰͸swift-evolutionͷproposal • Xcode 8 supports both Swift 2.3 and Swift 3 • ϚΠάϨʔγϣϯ࣌ʹ2.3ͱ3ͲͪΒΛ࢖༻͢Δ͔બ΂ Δ
  3. Xcode 8 betaͷϚΠάϨʔγϣϯΛࢼͯ͠Έͨ • Swift 2.2Ͱॻ͍ͨ؆୯ͳϓϩάϥϜ • Xcode 8 betaͰ͸ϏϧυΤϥʔ

    func func1(param1: Int, param2: Int) { } func func2() { func1(100, param2: 200) let date = NSDate() let interval = date.timeIntervalSinceDate(NSDate()) print(interval) } enum Fruit { case Apple case Banana case Orange } ͜ͷϓϩάϥϜʹ&EJU$POWFSU5P$VSSFOU4XJGU4ZOUBYʜΛ ࣮ߦ͢Δͱʜ 
  4. Use Swift 3Λબ୒ͨ͠৔߹ • ؔ਺ఆٛͷୈҰҾ਺ϥϕϧʹʮ_ʯ͕௥Ճ͞Εͨʢݺͼग़͠ଆͷมߋ͸ͳ͠ʣ • ܕͷஔ׵ʢNSDate→Dateʣ • ؔ਺ͷஔ׵ʢtimeIntervalSinceDate→timeIntervalSinceʣ func

    func1(_ param1: Int, param2: Int) { } func func2() { func1(100, param2: 200) let date = Date() let interval = date.timeIntervalSince(Date()) print(interval) } enum Fruit { case apple case banana case orange } @͕௥Ճ͞Εͨ ݺͼग़͠ଆͷมߋ͸ͳ͠ ؔ਺ͷஔ׵ ܕͷஔ׵ DBTF͕MPXFSDBNFMDBTFʹ
  5. ·ͱΊ • SwiftࣗମʹϋϚͬͯࠔͬͨ͜ͱ͸ҙ֎ͱগͳ͔ͬͨ • Ή͠ΖOS΍ϑϨʔϜϫʔΫͷ஌ࣝͷํ͕େࣄ • ΋͏Obj-Cʹ͸໭Εͳ͍… Swift͸ॻ͖΍͍͢ʂ • TailorʹݶΒͣػցతʹνΣοΫͰ͖Δ͜ͱ͸πʔϧʹ೚ͤΑ͏

    • Obj-C੡ͷOSSΛSwiftͰ࢖͏ͱ͖͸NSExceptionʹؾΛ͚ͭΑ͏ • Swift 3ରԠ͸XcodeͷϚΠάϨʔλΛ࢖͑͹ػցతʹม׵ͯ͘͠ ΕΔ • ͋͘·ͰػցతͳͷͰϓϩδΣΫτಠࣗͷϧʔϧͳͲʹରԠͤ͞ Δ৔߹͸खಈͰͷରԠ͕ඞཁ