--- title: 2014年からSwiftを振り返る！ #cswift tags: #swift #カジュアルswift勉強会 author: [熊谷友宏](https://www.docswell.com/user/es_kumagai) site: [Docswell](https://www.docswell.com/) thumbnail: https://bcdn.docswell.com/page/YE9WZ9Y8E3.jpg?width=480 description: Swift を知ったつもりになっている今、その基本的なところを振り返ってみたら何か見えるものがあるかもしれない。そう思って 2014 年の MSM 2014 で使った資料を使って Swift 好きなみんなと談笑してみることにしました。この資料は MOSA MSM2014 のために用意した資料のうちの、発表用資料の抜粋です。 ※ Docswell での公開に移行する直前の Slideshare での閲覧数は 1,432 でした。 published: May 20, 16 canonical: https://www.docswell.com/s/es_kumagai/51R2W3-cswiftmsm2014forpresentation-160520031457 --- # Page. 1 ![Page Image](https://bcdn.docswell.com/page/YE9WZ9Y8E3.jpg) Swift カジュアルプログラミング 2014年からSwiftを振り返る！ 2016.04.23 カジュアル Swift 勉強会 #7 EZ-NET 熊⾕友宏 http://ez-net.jp/ # Page. 2 ![Page Image](https://bcdn.docswell.com/page/GE8N196Z7D.jpg) ‫۽‬୩༑޺ !FT@LVNBHBJ EZ-NETIUUQF[OFUKQ ॻ੶ొஃ 9DPEFపఈղઆ .04" 9DPEFͷશ‫ػ‬ೳΛ పఈతʹղઆͨ͠ຊ 049J04‫ܥ‬ͷྺ࢙ਂ͍ ༗ྉձһ੍ͷษ‫ڧ‬ձ 9DPEFͰ΋໾ཱͭ͸ͣ ๏ਓձһ΋ଟ਺ ࢴ൛͸ઈ൛ɺిࢠॻ੶͸ൢചத ॳ৺ऀ޲͚ηϛφʔͰొஃ # Page. 3 ![Page Image](https://bcdn.docswell.com/page/LELPQW917R.jpg) ‫۽‬୩༑޺ !FT@LVNBHBJ EZ-NETIUUQF[OFUKQ ษ‫ڧ‬ձ ԣ඿ iPhone ։ൃऀษ‫ڧ‬ձ ΧδϡΞϧ Swift ษ‫ڧ‬ձ ʲԣ඿ɾഅंಓʳ ZJEFW ʲԣ඿ɾ੨༿୆ʳ DTXJGU Θ͍Θ͍ɾΏΔ͘ɺJ1IPOF։ൃऀͷ ΈΜͳͰָ͘͠ա͢͝ͷ͕໨తͷձ ΏΔ͘ΈΜͳͰ4XJGUΛ‫ޠ‬Β͑Δ৔Λ ࡞Γͨͯ࢝͘Ίͨձ ୈ̎̏ճΛʹ։࠵༧ఆ # Page. 4 ![Page Image](https://bcdn.docswell.com/page/4JM419Z57W.jpg) ‫۽‬୩༑޺ !FT@LVNBHBJ EZ-NETIUUQF[OFUKQ J04 049 "QQMF8BUDIΞϓϦ $PEF1JFDF ͍ͭ΋ͷి୎ ιʔείʔυΛ5XJUUFSͱ (JTUʹಉ࣌౤ߘͰ͖Δɻ ‫ࣜࢉܭ‬΋‫͑ݟ‬Δి୎ΞϓϦɻ XBUDI04ରԠ ԻͰ࠶഑ୡΰου &;/&5*11IPOF ؆୯ૢ࡞Ͱ ࠶഑ୡͷਃ͠ࠐΈɻ J1IPOFͰͻ͔Γి࿩Λ࢖͏ɻ ࣗ୐-"/͔Βͷར༻ઐ༻ # Page. 5 ![Page Image](https://bcdn.docswell.com/page/PJRWLG6Z79.jpg) $PEF1JFDFGPS049 ษ‫ڧ‬ձΛָ͠ΉΞϓϦ ιʔείʔυΛ5XJUUFSͱ(JTUʹಉ࣌౤ߘͰ͖Δ ษ‫ڧ‬ձͰ஌‫ݟ‬ΛΈΜͳͱ‫ڞ‬༗͍ͨ࣌͠ͱ͔ʹศརʂ Ͱ͖Δ͜ͱ DTXJGU # Page. 6 ![Page Image](https://bcdn.docswell.com/page/PEXPWXM17X.jpg) 2014 年 11 ⽉ 1 ⽇ # Page. 7 ![Page Image](https://bcdn.docswell.com/page/3EKDVWGMJD.jpg) 2014 年 11 ⽉ 1 ⽇ MOSA Software Meeting 2014 # Page. 8 ![Page Image](https://bcdn.docswell.com/page/L73RM1N2J5.jpg) MSM 2014 当時の資料で 今の Swift を振り返ってみよう！ # Page. 9 ![Page Image](https://bcdn.docswell.com/page/87DY6XW67G.jpg) 当時の資料 # Page. 10 ![Page Image](https://bcdn.docswell.com/page/VJP6YPXZE8.jpg) ϕʔγοΫτϥοΫ 4XJGUͬͯͲΜͳ ϓϩάϥϛϯά‫ͳޠݴ‬ͷʁ  !.04"4PGUXBSF.FFUJOH &;/&5‫۽‬୩༑޺ IUUQF[OFUKQ # Page. 11 ![Page Image](https://bcdn.docswell.com/page/2EV3G2LM7Q.jpg) ࢝ΊΔલʹ # Page. 12 ![Page Image](https://bcdn.docswell.com/page/57G38RXXJL.jpg) 1 .4.഑෍ࢿྉ 4XJGUͱ0CKFDUJWF$ͷߏจରরද w ηογϣϯ಺Ͱ͸ ࢖༻͠·ͤΜɻ w 4XJGUΛ͸͡Ίͨͱ͖ͷ ॿ͚ʹͳΕ͹޾͍Ͱ͢ɻ # Page. 13 ![Page Image](https://bcdn.docswell.com/page/4EQ59V85JP.jpg) ໨ඪ 4XJGUΛָ͘͠࢖ͬͯ΄͍͠ ର৅ ৽‫ޠݴ‬4XJGUʹؔ৺Λ‫͍ͯͤد‬Δํ # Page. 14 ![Page Image](https://bcdn.docswell.com/page/KJ49XM2V71.jpg) 4XJGUͬͯͲΜͳ‫ޠݴ‬ʁ ʕ4XJGU‫ޠݴ‬Λ஌ָͬͯ͠ΉͨΊʹʕ # Page. 15 ![Page Image](https://bcdn.docswell.com/page/LE1KN8M4JG.jpg) 4XJGU֓ཁ # Page. 16 ![Page Image](https://bcdn.docswell.com/page/GEWD4Z3ZJ2.jpg) ৽‫ޠݴ‬4XJGUొ৔ !88%$ # Page. 17 ![Page Image](https://bcdn.docswell.com/page/47ZG21VLE3.jpg) ಛ௃  'BTU ಈత‫ޠݴ‬Β͠͞Λͳͯ͘͠ߴ଎Խ  .PEFSO ਌͠Έ΍͍͢‫ޠݴ‬ઃ‫ܭ‬  4BGF ෆଌͷࣄଶΛট͔ͳ͍‫ޠݴ‬ઃ‫ܭ‬  *OUFSBDUJWF ίϯύΠϧ‫͋Ͱޠݴ‬Γͳ͕Βଈ࣮࣌ߦ͕Մೳ # Page. 18 ![Page Image](https://bcdn.docswell.com/page/YJ6YVL5M7V.jpg) ίϯηϓτ 0CKFDUJWF$ XJUIPVUUIF$ ʕ$‫ߏޠݴ‬଄͔Βͷ݃ผʕ # Page. 19 ![Page Image](https://bcdn.docswell.com/page/GJ5GD1YQJ4.jpg) ৽͍֓͠೦  $MPTVSFT ؔ਺Λॊೈʹѻ͏  5ZQFJOGFSFODF ‫ܕ‬ਪ࿦Ͱޮ཰ྑ͘ίʔσΟϯά 79 4  .VMUJQMFSFUVSOUZQFT ໭Γ஋Ͱෳ਺ͷ஋ΛฦͤΔ  (FOFSJDT ‫ʹܕ‬റΒΕͳ͍࣮૷  /BNFTQBDFT Ϟδϡʔϧ୯ҐͰͷ໊લۭؒ 122 # Page. 20 ![Page Image](https://bcdn.docswell.com/page/9E2Y81GWER.jpg) ‫׵ޓ‬ੑ  *OUFSPQFSBCJMJUZ 4XJGUΫϥεΛ0CKFDUJWF$͔Β࢖༻ $PDPB"1*Λ4XJGUίʔυ͔Βར༻  .JYBOE.BUDI 0CKFDUJWF$ϑΝΠϧͱ4XJGUϑΝΠϧΛ ͻͱͭͷϓϩδΣΫτʹࠞࡏͯ͠ซ༻  .JHSBUJPO ‫ط‬ଘͷ0CKFDUJWF$ίʔυΛ4XJGU͔Β 4XJGUΒ͍͠ߏจͰར༻ # Page. 21 ![Page Image](https://bcdn.docswell.com/page/D7YG6ZV97M.jpg) 0CKFDUJWF$ʹऔͬͯมΘΔʁ # Page. 22 ![Page Image](https://bcdn.docswell.com/page/VENGZ3MDJ8.jpg) ͦΕ͸ະ஌ͷੈք ⚫︎ ·ͩ࢈·Εͯؒ΋ͳ͍‫ޠݴ‬ ⚫︎ ϦϦʔε௚લ·ͰཔΓͳ͔ͬͨ ⚫︎ "QQMFͷҙ‫ࠐؾ‬Έ͸‫͡ײ‬Δ ⚫︎ ͍Α͍Α‫͖͍ͨͯͮؾ׆‬ҹ৅ 4XJGU͔Β0CKFDUJWF$͸੍໿͕͋ͬͯ΋ɺ ‫ٯ‬͸ࣗ༝ͳҹ৅ɺऔͬͯ୅ΘΔՄೳੑ͸͋Δʁ # Page. 23 ![Page Image](https://bcdn.docswell.com/page/Y79WZ9N873.jpg) औͬͯ୅ΘΔ͔ΑΓ΋ ·ͣ4XJGUΛָ͠Έ·͠ΐ͏ʂ # Page. 24 ![Page Image](https://bcdn.docswell.com/page/G78N19KZJD.jpg) 4XJGUৄࡉ # Page. 25 ![Page Image](https://bcdn.docswell.com/page/L7LPQWZ1JR.jpg) 4XJGUͷಛ௃ # Page. 26 ![Page Image](https://bcdn.docswell.com/page/4EM419V5JW.jpg) 4XJGUͷಛ௃ 'BTU ⚫︎ 0CKFDUJWF$ΑΓ଎͍Β͍͠ ެࣜൃදͰ͸ʜιʔτͰYߴ଎ʁ ⚫︎ ଎౓ͷ伴͸ϝιου‫ͼݺ‬ग़͠ʁ 0CKFDUJWF$͸ηϨΫλʹΑΔಈతղܾ 4XJGU͸Ծ૝ؔ਺ςʔϒϧ WUBCMF ʁ ⚫︎ ଎౓Λੜ͔ͤΔͷ͸‫ݶ‬ఆత͔΋ʁ ७4XJGUʹ͸ಈతղܾ͕ͳ͍༷ࢠ ࠓ͸0CKFDUJWF$‫׵ޓ‬Ϋϥε͕ओྲྀ # Page. 27 ![Page Image](https://bcdn.docswell.com/page/PERWLG2ZJ9.jpg) 4XJGUͷಛ௃ .PEFSO 0CKFDUJWF$ NSArray *array = @[ @"A", @"B", @"C" ]; NSString *string = [array componentsJoinedByString:@", "]; NSLog(@"Value: %@", string); 4XJGU let array = [ "A", "B", "C" ] let string = join(", ", array) println("Value: \(string)") # Page. 28 ![Page Image](https://bcdn.docswell.com/page/P7XPWXD1JX.jpg) 4XJGUͷಛ௃ 4BGF ෆଌΛੜ·ͳ͍ίʔυ͕ॻ͚Δ 㲈ෆଌΛ‫͍ͳ·ؚ‬ίʔυΛ‫ڧ‬ཁ͞ΕΔ ⚫︎ OJMΛऔΔ͔൱͔ͷ໌͕ࣔৗʹඞཁʂ 8 ⚫︎ ҟͳΔ‫ܕ‬ಉ࢜ͷԋࢉ͸ཁม‫׵‬ʂ 10 ⚫︎ TXJUDIจͰશέʔεͷ໢ཏඞਢʂ 44 ⚫︎ ྫ֎‫Ͱܥ‬ΤϥʔॲཧΛҕͶΒΕͳ͍ʂ ʕͦΕΛࢧԉ͢ΔͨΊͷ‫ػ‬ೳ͕ॆ࣮ʕ # Page. 29 ![Page Image](https://bcdn.docswell.com/page/37KDVWXMED.jpg) 4XJGUͷಛ௃ *OUFSBDUJWF Ϗϧυૢ࡞ෆཁͰίʔυΛ࣮ߦՄೳ ⚫︎ ⚫︎ 9DPEF͔Βͷஞ࣮࣍ߦ 1MBZHSPVOE λʔϛφϧ͔Βͷஞ࣮࣍ߦ YDSVOTXJGU 1 # Page. 30 ![Page Image](https://bcdn.docswell.com/page/LJ3RM152E5.jpg) 0CKFDUJWF$ XJUIPVUUIF$ # Page. 31 ![Page Image](https://bcdn.docswell.com/page/8JDY6XD6JG.jpg) 0CKFDUJWF$XJUIPVUUIF$ ߦ຤จࣈ͔Βͷ݃ผ ߦ຤ͷηϛίϩϯΛলུՄೳʹ 0CKFDUJWF$ i += 10; 4XJGU i += 10 # Page. 32 ![Page Image](https://bcdn.docswell.com/page/VEP6YP6Z78.jpg) 0CKFDUJWF$XJUIPVUUIF$ ৚݅จͷ‫͔ހׅ‬Βͷ݃ผ ධՁࣜͷ֎ଆ‫͕ހׅ‬লུՄೳʹ 0CKFDUJWF$ if (i == 10) { } 4XJGU if i == 10 { } # Page. 33 ![Page Image](https://bcdn.docswell.com/page/27V3G23MJQ.jpg) 0CKFDUJWF$XJUIPVUUIF$ ඇΦϒδΣΫτ‫͔ܕ‬Βͷ݃ผ ͢΂ͯͷ‫ܕ‬ͷର౳ͳѻ͍͕Մೳʹ ⚫︎ શͯͷ‫͕ܕ‬ΦϒδΣΫτ ⚫︎ *OU΍FOVN΋ϝιουΛ࣋ͯΔ ⚫︎ ؔ਺΋ΦϒδΣΫτͱͯ͠ѻ͑Δ # Page. 34 ![Page Image](https://bcdn.docswell.com/page/5JG38R3XEL.jpg) 0CKFDUJWF$XJUIPVUUIF$ $Ϧςϥϧ͔Βͷ݃ผ $ϦςϥϧΛ‫͢ʹؾ‬Δඞཁ͕ͳ͘ͳͬͨ 0CKFDUJWF$ NSString *str = @"OBJC STRING"; NSNumber *num = @10; char* str = "C STRING"; int num = 10; 4XJGU let str:String = "SWIFT STRING" let num:Int = 10 17 # Page. 35 ![Page Image](https://bcdn.docswell.com/page/47Q59V55EP.jpg) 0CKFDUJWF$XJUIPVUUIF$ 24 Ϧςϥϧද‫ݱ‬ͷ؆ૉԽ ΦϒδΣΫτΛҙຯ͢Δ!ͷఫഇ 0CKFDUJWF$ NSArray *arr = @[ @5, @10 ]; NSDictionary *dic = @{ @"K1":@1, @"K2":@2 }; 4XJGU let arr:[Int] = [ 5, 10 ] let dic:[String:Int] = [ "K1": 1, "K2": 2 ] 34 # Page. 36 ![Page Image](https://bcdn.docswell.com/page/KE49XM9VJ1.jpg) 0CKFDUJWF$XJUIPVUUIF$ ม਺ͱఆ਺ͷ࡮৽ ఆ਺ͷೖΕ෺ͱม਺ͷೖΕ෺ 0CKFDUJWF$ NSInteger i = 10; const NSInteger i = 10; NSString* s = @"TEXT"; NSMutableString* s = [@"TEXT" mutableCopy]; 4XJGU var i = 10 let i = 10 let s = "TEXT" var s = "TEXT" 3 # Page. 37 ![Page Image](https://bcdn.docswell.com/page/L71KN8K4EG.jpg) 0CKFDUJWF$XJUIPVUUIF$ จࣈྻϦςϥϧͷ֦ுʢల։ʣ Ϧςϥϧ಺ͰμΠϨΫτʹॲཧΛల։Մೳ 0CKFDUJWF$ NSString *str = [NSString stringWithFormat:@"Name=%@, Value=%d", name, value]; 4XJGU let str:String = "Name=\(name), Value=\(value)" 20 # Page. 38 ![Page Image](https://bcdn.docswell.com/page/G7WD4ZDZE2.jpg) 0CKFDUJWF$XJUIPVUUIF$ จࣈྻϦςϥϧͷ֦ுʢ࿈݁ʣ ՃࢉԋࢉࢠͰจࣈྻΛ࿈݁Մೳʹ 0CKFDUJWF$ NSString *str = [@"MSM" stringByAppendingString:@"2014"]; 4XJGU let str:String = "MSM" + "2014" 18 # Page. 39 ![Page Image](https://bcdn.docswell.com/page/4JZG21GL73.jpg) 0CKFDUJWF$XJUIPVUUIF$ 19 จࣈྻϦςϥϧͷ֦ுʢൺֱʣ ౳ՁԋࢉࢠʹΑΔจࣈྻൺֱ͕Մೳʹ 0CKFDUJWF$ if ([string1 isEqualToString:string2]) { } 4XJGU if string1 == string2 { } 3 # Page. 40 ![Page Image](https://bcdn.docswell.com/page/YE6YVLYMJV.jpg) 0CKFDUJWF$XJUIPVUUIF$ 72 ໊લ෇͖Ҿ਺ ؔ਺΍ϝιουͷҾ਺ʹ໊લΛ໌ࣔͰ͖Δ 0CKFDUJWF$ [MyClass methodWithValue:10.0 ofType:@"$"] 4XJGU MyClass.method(value:10.0, ofType:"$") 90 # Page. 41 ![Page Image](https://bcdn.docswell.com/page/GE5GD1GQE4.jpg) 0CKFDUJWF$XJUIPVUUIF$ 8 41 50 ৽͍͠σʔλ‫ܕ‬ ͕͠ΒΈͷͳ͍εϚʔτͳॻࣜʹ 4XJGU // タプル…複数の型を自由に組み合わせられる let value:(Int,String) = (200, "SWIFT") 4 // nil 許容型…値の他に「ない」状態を扱える let value:Int? = nil 5 // 値つき列挙型…自由な値を持てる列挙子 enum Enumerate { case Name(String) case NoName } # Page. 42 ![Page Image](https://bcdn.docswell.com/page/972Y81YW7R.jpg) OJM‫ڐ‬༰‫ؔ͢ʹܕ‬Δηογϣϯʜ ϕʔγοΫτϥοΫ ʙʜߴ‫ڮ‬੓໌͞· ʰ4XJGUΛࢧ͑ΔPQUJPOBMͷഎ‫ܠ‬ʱ # Page. 43 ![Page Image](https://bcdn.docswell.com/page/DJYG6ZG9JM.jpg) 0CKFDUJWF$XJUIPVUUIF$ 44 62 63 64 65 66 67 TXJUDIߏจͷେ෯ͳ֦ு ੔਺஋ϦςϥϧҎ֎Ͱ΋෼‫͕ذ‬Մೳʹ ⚫︎ ม਺ʹ֨ೲͨ͠஋Λ࢖ͬͨ෼‫ذ‬ ⚫︎ ൣғʹΑΔ෼‫ذ‬ ⚫︎ จࣈྻʹΑΔ෼‫ذ‬ ⚫︎ λϓϧͷ஋ʹԠͨ͡෼‫ذ‬ ⚫︎ ஋͖ͭྻ‫ܕڍ‬ͷ஋ʹԠͨ͡෼‫ذ‬ 6 ʕߴ౓ͳᝲ͍෼͚Λ໌ྎʹ‫ࡌه‬Մೳʕ # Page. 44 ![Page Image](https://bcdn.docswell.com/page/V7NGZ3GDE8.jpg) 0CKFDUJWF$XJUIPVUUIF$ ΄͔ʹ΋͍Ζ͍Ζʜ ⚫︎ ϔομʔϑΝΠϧෆཁ ⚫︎ ಉ໊͡લͰҟͳΔҾ਺ͷؔ਺ ⚫︎ Ҿ਺ͷ‫ط‬ఆ஋ ⚫︎ ̔ਐ਺ɺ̎ਐ਺Ϧςϥϧ # Page. 45 ![Page Image](https://bcdn.docswell.com/page/YJ9WZ9W8J3.jpg) 0CKFDUJWF$XJUIPVUUIF$ $‫ޠݴ‬ͷ͕͠ΒΈΛࣺͯΔ͜ͱͰ ‫ػޠݴ‬ೳΛେ෯ʹ޲্ # Page. 46 ![Page Image](https://bcdn.docswell.com/page/GJ8N19NZED.jpg) 4XJGUͷ ৽͍֓͠೦ # Page. 47 ![Page Image](https://bcdn.docswell.com/page/LJLPQWP1ER.jpg) 4XJGUͷ৽͍֓͠೦ 79 $MPTVSF ଈ੮ؔ਺Λγϯϓϧʹ࡞ͬͯ࢖͑Δ 4XJGU // クロージャの定義 let isOK:(Int)->Bool = {(code:Int)->Bool in return contains(200..<300, code) } // 関数のように実行 let result = isOK(200) // 別の関数の引数に渡して実行 let result = contains(statuses, isOK) 7 # Page. 48 ![Page Image](https://bcdn.docswell.com/page/47M41945EW.jpg) 4XJGUͷ৽͍֓͠೦ 5ZQFJOGFSFODF ঢ়‫͔گ‬Β‫໌͕ܕ‬Β͔ͳ৔߹ʹ‫ه‬ड़ෆཁʹ ⚫︎ ॳ‫ظ‬஋Λ൐͏ม਺΍ఆ਺ͷએ‫ݴ‬ 4 6 ⚫︎ ίϨΫγϣϯ͔ΒཁૉΛॱ࣍औಘ 31 40 ⚫︎ ྻ‫ܕڍ‬Λѻ͏͜ͱ͕໌֬ͳ৔߹ 43 44 ⚫︎ ੍‫ߏޚ‬จͰMFUͰ஋ͷରԠΛऔΔ 13 65 ⚫︎ Ϋϩʔδϟͷ໭Γ஋΍Ҿ਺ 81 8 # Page. 49 ![Page Image](https://bcdn.docswell.com/page/P7RWLGWZE9.jpg) 4XJGUͷ৽͍֓͠೦ .VMUJQMFSFUVSOUZQFT ໭Γ஋Ͱෳ਺ͷ஋ΛฦͤΔ 4XJGU func getStatus()->(code:Int, status:String) { return (200, "OK") } 4XJGU enum Status { case OK case Failed(String) } func getStatus()->Status { return Status.OK } 50 67 # Page. 50 ![Page Image](https://bcdn.docswell.com/page/PJXPWXP1EX.jpg) 4XJGUͷ৽͍֓͠೦ 122 (FOFSJDT ‫ʹܕ‬റΒΕͳ͍࣮૷ ⚫︎ ೚ҙͷ‫ܕ‬Λѻ͑ΔΦϒδΣΫτ ⚫︎ ίʔυͷ‫ڞ‬௨Խɾ࣮૷ͷޮ཰Խ ⚫︎ ද‫͖Ͱݱ‬Δ͜ͱ͕ଟํ໘ʹ޿͕Δ ⚫︎ ೉қ౓ͷߴ͍‫ػ‬ೳ 4XJGU func add<T:IntegerArithmeticType>(v1:T, v2:T)->T { return value1 + value2 } 9 # Page. 51 ![Page Image](https://bcdn.docswell.com/page/3JKDVWDM7D.jpg) 4XJGUͷ৽͍֓͠೦ /BNFTQBDFT Ϟδϡʔϧ୯ҐͰͷ໊લۭؒ ⚫︎ ϑϨʔϜϫʔΫ୯ҐͰϞδϡʔϧΛ෼཭ ⚫︎ ಉ໊͡લͷΦϒδΣΫτΛ۠ผՄೳ 4XJGU import MyModule1 import MyModule2 let obj1 = MyModule1.MyClass() let obj2 = MyModule2.MyClass() # Page. 52 ![Page Image](https://bcdn.docswell.com/page/LE3RM1R275.jpg) 4XJGUͱ0CKFDUJWF$ͷ ‫׵ޓ‬ੑ # Page. 53 ![Page Image](https://bcdn.docswell.com/page/8EDY6XY6EG.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ *OUFSPQFSBCJMJUZ 0CKFDUJWF$ͱ4XJGUͷ૬‫ޓ‬ӡ༻ # Page. 54 ![Page Image](https://bcdn.docswell.com/page/V7P6YP2ZJ8.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ *OUFSPQFSBCJMJUZ 4XJGUΫϥεΛ0CKFDUJWF$Ͱ࢖༻Մೳ ⚫︎ /40CKFDUͷ‫ܧ‬ঝ·ͨ͸!PCKDଐੑ͕ඞਢ ⚫︎ ϝιου໊͕0CKFDUJWF$తʹࣗಈௐ੔ ⚫︎ ⚫︎ !PCKDΫϥεͰ͸ΠϯελϯεΛฦͨ͢Ίͷ Ϋϥεϝιουͷ࣮૷͕ඞཁ 0CKFDUJWF$ʹͳ͍‫ػ‬ೳΛ࢖ͬͨ΋ͷ͸ෆՄ ྻ‫ ܕڍ‬Φʔόʔϩʔυ (FOFSJDT ʜ # Page. 55 ![Page Image](https://bcdn.docswell.com/page/2JV3G2DMEQ.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ *OUFSPQFSBCJMJUZ 4XJGUΫϥεΛ0CKFDUJWF$Ͱ࢖༻Մೳ 4XJGU class MyClass : NSObject { var value:Int init(value:Int) } 0CKFDUJWF$ MyClass* obj = [[MyClass alloc] initWithValue:10]; obj.value; ʕJNQPSU130+/".&4XJGUIͰར༻Մೳʹʕ # Page. 56 ![Page Image](https://bcdn.docswell.com/page/5EG38RYX7L.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ *OUFSPQFSBCJMJUZ $PDPB"1*Λ4XJGU͔Βར༻Մೳ ⚫︎ ΄΅શͯΛ4XJGUΒ͍͠ίʔυͰར༻Մೳ ⚫︎ ར༻Ͱ͖ͳ͍΋ͷ΋͋Δ 4XJGU let value:NSString = "TEST STRING" value.stringByReplacingOccurrencesOfString("TEST", withString: "SWIFT", options: NSStringCompareOptions.LiteralSearch, range: NSMakeRange(0, value.length)) ʕJNQPSU'PVOEBUJPO౳Ͱར༻Մೳʹʕ # Page. 57 ![Page Image](https://bcdn.docswell.com/page/4JQ59VM57P.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ .JYBOE.BUDI 0CKFDUJWF$ͱ4XJGUͱΛࠞࡏ # Page. 58 ![Page Image](https://bcdn.docswell.com/page/K749XMVVE1.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ .JYBOE.BUDI 0CKFDUJWF$ϑΝΠϧͱ4XJGUϑΝΠϧΛࠞࡏ # Page. 59 ![Page Image](https://bcdn.docswell.com/page/LJ1KN8347G.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ .JHSBUJPO ‫ط‬ଘͷ0CKFDUJWF$Λ4XJGUͰ‫༻׆‬ # Page. 60 ![Page Image](https://bcdn.docswell.com/page/GJWD4ZPZ72.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ .JHSBUJPO ࣗ࡞0CKFDUJWF$ΫϥεΛ4XJGUͰ࢖༻ ⚫︎ ⚫︎ ⚫︎ ϓϩδΣΫτͷ#VJME4FUUJOHTͰ 0CKFDUJWF$#SJEHJOH)FBEFSΛొ࿥ ͦ͜΁4XJGUͰ࢖͍͍ͨϔομʔϑΝΠϧΛ JNQPSU͢Δͱ4XJGUͰར༻ՄೳʹͳΔ $ 0CKFDUJWF$ ϔομʔʹ$ ίʔυ͸ར༻ෆՄ ‫ݻ‬༗ͷ‫ػ‬ೳ͑͞ͳ͚Ε͹0, ʕ4XJGUଆͰJNQPSU͢Δඞཁͳ͘ར༻Մೳʕ # Page. 61 ![Page Image](https://bcdn.docswell.com/page/4EZG21KLJ3.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ .JHSBUJPO ࣗ࡞0CKFDUJWF$ΫϥεΛ4XJGUͰ࢖༻ 0CKFDUJWF$ @interface MyClass : NSObject @property (readwrite) NSInteger value; - (instancetype)initWithValue:(NSInteger)value; @end 4XJGU let obj = MyClass(value:10) obj.value # Page. 62 ![Page Image](https://bcdn.docswell.com/page/Y76YVLQMEV.jpg) 4XJGUͱ0CKFDUJWF$ͷ‫׵ޓ‬ੑ 0CKFDUJWF$ͱ4XJGUͷ ૬‫ޓ‬৐ΓೖΕ͕ඇৗʹ͠΍͍͢ ʕখ͍͞୯ҐͰͷ4XJGU΁ͷҠߦ͕Մೳʕ # Page. 63 ![Page Image](https://bcdn.docswell.com/page/G75GD1RQ74.jpg) 0CKFDUJWF$ͱ4XJGUͷ ૬‫ޓ‬ӡ༻ʹؔ͢Δηογϣϯʜ ϕʔγοΫτϥοΫ ʙʜத໺༸Ұ͞· ʰ4XJGU࣮ફฤ0CKFDUJWF$͔Βͷ Ҡߦͱίʔυͷ‫ڞ‬ଘ 9DPEFͷ৽‫ػ‬ೳ঺հʱ # Page. 64 ![Page Image](https://bcdn.docswell.com/page/9J2Y81DWJR.jpg) 4XJGUͬͯ೉͍͠ʁ # Page. 65 ![Page Image](https://bcdn.docswell.com/page/DEYG6Z29EM.jpg) 伴ΛѲΔͱ͜Ζ  0QUJPOBMͱ$POWFSUJCMF ೉͘͠‫͡ײ‬Δͷ͸͚͔ͩ͜͜΋ʁ  (FOFSJDTͱ1SPUPDPMT 4XJGU‫ʹޠݴ‬ະདྷΛ‫͡ײ‬Δͱ͜Ζʂ # Page. 66 ![Page Image](https://bcdn.docswell.com/page/VJNGZ38D78.jpg) 4XJGUΛָ͠Έ·͠ΐ͏ʂ