SwiftUIのライブコーディングす るとxcodeが◯回落ちる

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1. 4XJGU6*ͷϥΠϒίʔσΟϯά͢ ΔͱYDPEF͕̋ճམͪΔ ͜ΕͬͯτϦϏΞʹͳΓ·ͤΜ͔

2. ࣗݾ঺հ

3. ೳొ
   ཁ
   !OPUPSPJE w J04ΞϓϦ։ൃऀ
   w ԰߸͍Γ·͢ిࢉاը
   w !OPUPSPJE
   w !JSJNBTV
   

   w Fεϙʔπ

4. ୊໨ w 4XJGU6*
   ొ৔
   w 4XJGU6*
   ϥΠϒίʔσΟϯά
   w ·ͱΊ

5. ࿩͢ൣғ w 4XJGU6*
   5VUPSJBMT
   Λ࢖ͬͨϥΠϒίʔσΟϯά
   w $SFBUJOH
   BOE
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   w %SBXJOH
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   w IUUQTEFWFMPQFSBQQMFDPNUVUPSJBMTTXJGUVJESBXJOHQBUIT BOETIBQFT

6. ࿩͞ͳ͍ൣғ w ը໘ભҠ
   w σʔλόΠϯσΟϯά
   w طଘ6*
   ͱͷ૊Έ߹Θͤ
   w Ξχϝʔγϣϯ
   w

   04͝ͱ΁ͷ4XJGU6*
   ͷద༻

7. 4XJGU6*
   ొ৔

8. 88%$͸
   ։ൃऀʹ੝Γ୔ࢁͷ಺༰

9. ஫໨͸4XJGU6*

10. 4XJGU6* w 4XJGU
    ϕʔεͷ6*࡞੒ϑϨʔϜϫʔΫ
    w %4- ༻్ൣᙝݻ༗ݴޠ
    ͕4XJGUͰهड़Ͱ͖Δ
    w 4XJGUΛ%4-ʹدͤͨ
    w

    6*Λߏ੒͢Δجຊఆٛ͸7JFX
    w 7JFXΛએݴత %FDMBSBUJWF ʹهड़Ͱ͖؆ܿͳهड़͕Մೳ

11. 4XJGU6* w 4XJGU
    ϕʔεͷ6*࡞੒ϑϨʔϜϫʔΫ
    w %4- ༻్ൣᙝݻ༗ݴޠ
    ͕4XJGUͰهड़Ͱ͖Δ
    w 4XJGUʹ࢓༷Λ௥Ճͯ͠%4-ʹدͤͯ͠·͏
    w

    6*Λߏ੒͢Δجຊఆٛ͸7JFX
    w 7JFXΛએݴత %FDMBSBUJWF ʹهड़Ͱ͖؆ܿͳهड़͕Մೳ

12. 4XJGU6* w 4XJGU
    ϕʔεͷ6*࡞੒ϑϨʔϜϫʔΫ
    w %4- ༻్ൣᙝݻ༗ݴޠ
    ͕4XJGUͰهड़Ͱ͖Δ
    w 4XJGUʹ࢓༷Λ௥Ճͯ͠%4-ʹدͤͯ͠·͏
    w

    6*Λߏ੒͢Δجຊఆٛ͸7JFX
    w 7JFXΛએݴత %FDMBSBUJWF ʹهड़Ͱ͖؆ܿͳهड़͕Մೳ Կ

13. એݴత %FDMBSBUJWF w ͋Δग़ྗΛಘΔʹ͋ͨͬͯͦΕΛ࡞੒͢Δํ๏Ͱ͸ͳ͘ɺग़ྗͷੑ࣭Λه ड़͢Δ͜ͱΛʮએݴܕʯͱশ͢Δ
    w એݴతϓϩάϥϛϯάͷʮએݴతʯͬͯʁ
    
    w

    IUUQTTIIBUFOBEJBSZPSHFOUSZ
    w )5.-
    ͸એݴత

14. "QQMF
    ͱͯ͠͸

15. એݴతͳهड़ΛՄೳͱ͠
    એݴతͳهड़ʹ׳Ε͍ͯΔ
    ࡞Γख 8FC։ൃऀ Λݺͼد͍ͤͨ

16. એݴతͳख๏Λఏڙ͢Δ͜ͱͰ
    ༷ʑͳ04 J04 NBD04 XBUDI04 Ͱ
    ಉ͡ख๏Λద༻Ͱ͖ΔΑ͏ʹ͍ͨ͠

17. "QQMF
    ͷ4XJGU6*ಋೖ w એݴతͳهड़ΛՄೳͱ͠એݴతͳهड़ʹ׳Ε͍ͯΔ࡞ΓखΛݺͼد͍ͤͨ
    w એݴతͳख๏Λఏڙ༷͠ʑͳ04Ͱಉ͡ख๏Λద༻Ͱ͖ΔΑ͏ʹ͍ͨ͠
    w *OUFSGBDFCVJMEFS
    Ͱͷ6*࡞੒͔Β೥Ҏ্ܦͪٻΊΒΕΔ΋ͷΛఏڙ͠ ͨ

18. "QQMF
    ͷ4XJGU6*ಋೖ w એݴతͳهड़ΛՄೳͱ͠એݴతͳهड़ʹ׳Ε͍ͯΔ࡞ΓखΛݺͼد͍ͤͨ
    w એݴతͳख๏Λఏڙ༷͠ʑͳ04Ͱಉ͡ख๏Λద༻Ͱ͖ΔΑ͏ʹ͍ͨ͠
    w *OUFSGBDFCVJMEFS
    Ͱͷ6*࡞੒͔Β೥Ҏ্ܦͪٻΊΒΕΔ΋ͷΛఏڙ͠ ͨ 8FC։ൃऀʹ·Ͱ։ൃऀͷؒޱΛ޿͛Δ

19. ैདྷͷ6*෦඼ 4UPSZCPBSE YJC ΋૊Έ߹ΘͤՄೳ

20. 04ʹ࠷దԽ͞ΕͨػೳΛ͜Ε·ͰͲ ͓ΓΞϓϦʹ૊ΈࠐΉ͜ͱ΋Ͱ͖Δ

21. એݴతهड़಺ʹෳࡶͳػೳΛఏڙͰ͖Δ
    ͍͏ͱࢥ͍ग़͢

22. 8FCϒϥ΢βʔ 'MBTI ೥୅લ൒

23. 4XJGU6*ͱطଘ6*ϑϨʔϜϫʔΫ͸ڞଘ͠ ͭͭ4XJGU6*
    ͰϦϓϨʔεͰ͖Δ6*͸
    ؆ܿʹهड़Ͱ͖ΔΑ͏ʹͳΔ J04͔Β͸ʜ

24. 4XJGU6*
    ϥΠϒίʔσΟϯά

25. 4XJGU6*͸؆ܿʹ
    هड़Ͱ͖Δͷ͕ڧΈ

26. ͱ͸͍͑ҙਤͨ͠ϨΠΞ΢τ͕ ࡞Εͳ͚Ε͹࿩ʹͳΒͳ͍

27. ࠓճ͸طଘͷ6*Λਅࣅͯ͠ΈΔ

28. ਅࣅ͢Δର৅͸
    λΠϦϯάϕʔεͷ6*

29. ਅࣅ͢Δ6*͸

30. (MPSJPVT#BUUFSZ w ୺຤୆·ͰͷόοςϦʔঢ়ଶΛ਺஋ͱഎܠ ৭Ͱݟ΍͘͢දࣔ
    w ΫϦʔϯͳΠϯλʔϑΣΠε
    w όοςϦʔঢ়ଶɺॆిঢ়ଶͷΈΛදࣔ
    w όοςϦʔ֬ೝ͍ͨ͠σόΠεΛট଴
    

    w ୺຤୆·Ͱొ࿥Մೳɻͭͷը໘Ͱ֬ೝͰ ͖·͢ɻ

31. ࣮ࡍͷϨΠΞ΢τΛݟͯΈΔ

32. None

33. ηϧ 4BGF"SFB·Ͱ
    ృΓͭͿ͠

34. None

35. όοςϦʔྔ ୯Ґ ࣌ؒຖάϥϑ ॆిঢ়ଶ ୺຤໊ ԁάϥσʔγϣϯ

36. (MPSJPVT#BUUFSZͷϨΠΞ΢τ w ηϧ
    w ηϧຖʹόοςϦʔ৘ใ
    w ηϧͷഎ໘ʹάϥσʔγϣϯ
    w ηϧ͸4BGF"SFBΛग़͍ͯΔ

37. YDPEF
    ͷ
    ςϯϓϨʔτ͔ΒσβΠϯΛ
    ͚ۙͮͯΈΔ

38. ϨΪϡϨʔγϣϯ w ϑΥϯταΠζ
    w ౓਺ϑΥϯταΠζ
    P⒎TFU
     
    w ϑΥϯτશମΦϑηοτ
    
    w άϥσʔγϣϯΧϥʔ
    
    

    w $PMPS SFE
    
    
    
    HSFFO
    
    
    
    CMVF
    
    
    
    w άϥσʔγϣϯΧϥʔ
    
    w $PMPS SFE
    
    
    
    HSFFO
    
    
    
    CMVF
    
    
    
    w ԁάϥσʔγϣϯ
    ։࢝൒ܘ
    QYɺऴྃ൒ܘ
    QY
    w ϓϩδΣΫτ໊͸.POJUPS
    w ΧελϜ7JFX͸ɺ$POUFOU7JFXɺ.POJUPS7JFXɺ(SBQI7JFX
    Λ࢖༻

39. 7JFX

40. import SwiftUI struct ContentView: View { var body: some View

    { Text("Hello World") } } #if DEBUG struct ContentView_Previews: PreviewProvider { static var previews: some View { ContentView() } } #endif 4XJGU6*
    ͷςϯϓϨʔτίʔυ 7JFX͸CPEZ
    Ͱͭͷ7JFX
    Λ೿ੜ ͨ͠એݴΛ౉͢ඞཁ͕͋Δɻ

41. ૊ΈࠐΈ7JFX೿ੜ 5FYU *NBHF -JOFBS(SBEJFOU 3BEJBM(SBEJFOU 3FDU"OHMF $JSDMF &MMJQTF (FPNFUSZ3FBEFS "OHVMBS(SBEJFOU

    $BQTVMF

42. ෳ਺ͷ7JFXΛ഑ஔ͢Δ৔߹͸ɺ
    4UBDL )4UBDL 74UBDL ;4UBDL

43. )4UBDL HStack { RectAngle() .foregroundColor(Color.red) RectAngle() .foregroundColor(Color.green) RectAngle() .foregroundColor(Color.blue) }

    ᶃ ᶄ ᶅ هड़ॱʹࠨ͔Βӈʹ഑ஔ ᶃ ᶄ ᶅ

44. 74UBDL VStack { RectAngle() .foregroundColor(Color.red) RectAngle() .foregroundColor(Color.green) RectAngle() .foregroundColor(Color.blue) }

    ᶃ ᶄ ᶅ هड़ॱʹ্͔ΒԼʹ഑ஔ ᶃ ᶄ ᶅ

45. ;4UBDL ZStack { RectAngle() .foregroundColor(Color.red) RectAngle() .foregroundColor(Color.green) RectAngle() .foregroundColor(Color.blue) }

    ᶃ ᶄ ᶅ هड़ॱʹԞʹ഑ஔ ᶃ ᶄ ᶅ

46. 4UBDL
    ͷ഑ஔ͸7JFXଆʹαΠζ ࢦఆ͕ͳ͍ݶΓ͸౳ഒ഑ஔ

47. ٧ΊࠐΉ৔߹͸
    4QBDFS
    Λࢦఆ

48. 7JFXFEHFT*HOPSJOH4BGF"SFB
    Λ࢖ ͏ͱ4BGF"SFBΛແࢹ͢ΔΑ͏ʹͳΔ

49. 4UBDL )4UBDL 74UBDL )4UBDL Λ
    ࢖Θͳͯ͘΋഑ஔͰ͖Δ

50. 7JFXʹ഑ஔ

51. 7JFXʹ഑ஔ

52. CBDLHSPVOE
    ͸CPEZͷDMJQϑΟϧλʔʹ Өڹ͢Δɻ
    

53. CBDLHSPVOE
    ͸7JFXDMJQ
    ͷ ݁Ռ͕൓ө͞ΕΔ

54. Rectangle() .fill( Color.clear ).background( എܠඳը͢ΔView ) .clipped()

55. ϥΠϒίʔσΟϯάத

56. Ϧιʔε w ϑΥϯταΠζ
    w ౓਺ϑΥϯταΠζ
    P⒎TFU
     
    w ϑΥϯτશମΦϑηοτ
    
    w άϥσʔγϣϯΧϥʔ
    
    

    w άϥσʔγϣϯΧϥʔ
    

57. RadialGradient(gradient: .init(colors: [Self.gradientStart, Self.gradientEnd]), center: .init(x: 0.5, y: 0.5), startRadius:

    50, endRadius: 150) .aspectRatio(contentMode: .fill) static let gradientStart = Color(red: 102.0 / 255, green: 196.0 / 255, blue: 66.0 / 255) static let gradientEnd = Color(red: 87.0 / 255, green: 161.0 / 255, blue: 58.0 / 255) // .previewDevice(PreviewDevice(rawValue: "iPhone 8") ) .previewDevice(PreviewDevice(rawValue: "iPhone X") )

58. import SwiftUI struct GraphView: View { var body: some View

    { HStack(spacing:0) { ForEach(0 ..< 12) { item in GraphLineView() } Spacer() } } } #if DEBUG struct GraphVioew_Previews: PreviewProvider { static var previews: some View { GraphView() // .previewDevice(PreviewDevice(rawValue: "iPhone 8") ) .previewDevice(PreviewDevice(rawValue: "iPhone X") ) } } #endif struct GraphLineView: View { var body: some View { ZStack { // Rectangle() // .foregroundColor(Color.green) ForEach(0 ..< 12 ) { item in GeometryReader { geometry in Path { path in let verticalOffset = 0.5 + (item == 0 ? 0 : (geometry.size.height * 0.2)) path.move( to: CGPoint( x: 0.5 + CGFloat(item) * 2.5, y: verticalOffset ) ) path.addLine( to: CGPoint( x: 0.5 + CGFloat(item) * 2.5, y: 0.5 + geometry.size.height ) ) } .stroke(Self.strokeColor, lineWidth: 1) } } }.frame(width:29.5, height:20) } static let strokeColor = Color(white: 1, opacity: 0.8) }

59. ·ͱΊ w 4XJGU6*
    ͸4XJGUͰهड़Ͱ͖Δ%4-Ͱ͋Δ4XJGUιʔείʔυͰ͢
    w ೥ͿΓʹ"QQMF͕ॏ͍ࠊΛ্͛ͯ৽͍͠։ൃऀͷݺͼࠐΈத
    w 4XJGU6*ͷϨΠΞ΢τ͸8FCͷσβΠϯʹ͍͚ۙͲΫη΋͋Γ
    w 4XJGU6*
    ͸ྲྀ͠ࠐΉσʔλιʔε͋Γ͖ͳͷͰϞοΫΞοϓ༻ͷσʔλ͸ ४උͨ͠΄͏͕͍͍͔΋