Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
UnityC# for Beginner
Search
mattak
June 21, 2016
Programming
0
400
UnityC# for Beginner
Presentated in Unity3D study
mattak
June 21, 2016
Tweet
Share
More Decks by mattak
See All by mattak
最近やった作業環境改善施策10個
mattak
0
260
UnixTime is Simple
mattak
0
200
おっさんが停滞しないために
mattak
32
18k
tech invest
mattak
1
310
Nodux - node base redux framework
mattak
0
1.4k
what_is_technical_investment
mattak
0
130
unitypackage distribution
mattak
0
810
Unity energy usage
mattak
0
910
Unidux 0.3.1
mattak
1
400
Other Decks in Programming
See All in Programming
テストから始めるAgentic Coding 〜Claude Codeと共に行うTDD〜 / Agentic Coding starts with testing
rkaga
12
4.4k
Rubyでやりたい駆動開発 / Ruby driven development
chobishiba
1
700
Claude Code + Container Use と Cursor で作る ローカル並列開発環境のススメ / ccc local dev
kaelaela
9
5k
What Spring Developers Should Know About Jakarta EE
ivargrimstad
0
470
AIプログラマーDevinは PHPerの夢を見るか?
shinyasaita
1
220
5つのアンチパターンから学ぶLT設計
narihara
1
170
なぜ適用するか、移行して理解するClean Architecture 〜構造を超えて設計を継承する〜 / Why Apply, Migrate and Understand Clean Architecture - Inherit Design Beyond Structure
seike460
PRO
3
760
地方に住むエンジニアの残酷な現実とキャリア論
ichimichi
5
1.5k
設計やレビューに悩んでいるPHPerに贈る、クリーンなオブジェクト設計の指針たち
panda_program
6
2.1k
明示と暗黙 ー PHPとGoの インターフェイスの違いを知る
shimabox
2
510
PicoRuby on Rails
makicamel
2
130
Deep Dive into ~/.claude/projects
hiragram
14
2.5k
Featured
See All Featured
Intergalactic Javascript Robots from Outer Space
tanoku
271
27k
Making the Leap to Tech Lead
cromwellryan
134
9.4k
Raft: Consensus for Rubyists
vanstee
140
7k
Gamification - CAS2011
davidbonilla
81
5.4k
Visualization
eitanlees
146
16k
Making Projects Easy
brettharned
116
6.3k
GraphQLとの向き合い方2022年版
quramy
49
14k
Designing for humans not robots
tammielis
253
25k
StorybookのUI Testing Handbookを読んだ
zakiyama
30
5.9k
Docker and Python
trallard
44
3.5k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
15
1.5k
GraphQLの誤解/rethinking-graphql
sonatard
71
11k
Transcript
6OJUZ$ೖ _จ๏ฤ_ 6OJUZษڧձ !NBUUBL
ࠓͷϝχϡʔʂ
(FOFSJDT MBNCEBEFMFHBUF FWFOU FOVN FYUFOTJPO
OVMMBCMF WBS ಗ໊ܕ OBNFTQBDF 1SPQFSUZ QBSUJBMUZQF ZJFME PVU -*/2 $จ๏
$จ๏ฤ
(FOFSJDT
List<string> list = new List<string>(); HFOFSJDT ૯শܕ ͕͋Δͱ͜͏ॻ͚Δ
ͳͥ૯শܕ͕͋Δͷ͔ʁ ૯শܕ͕ͳ͍ੈքΛߟ͑Δ List list = new List(); List<object> list =
new List<object>(); ͭ·Γͯ͢ͷཁૉ͕PCKFDUܕͰอଘ͞ΕΔ
ͳͥ૯শܕ͕͋Δͷ͔ʁ int id = (int)list[0]; string name = (string)list[0]; PCKFDUܕΛDBTUͯ͠औΓग़͢ඞཁ͕͋Δ
int id = intList[0]; ܕ͕ܾ·͍ͬͯΕɺΩϟετෆཁͰ҆શʹॻ͚Δ IntList intList = new IntList();
IntList, StringList, HogeList, … Ͱܕ͝ͱʹΫϥεΛఆٛͨ͘͠ͳ͍ ͳͥ૯শܕ͕͋Δͷ͔ʁ List<T> => List<int>, List<string>,
… ͦ͜Ͱ۩ମతͳܕΛ໌ࣔͤͣϩδοΫ͕͔͚Δͱ ൚༻ੑ͕͔͍ͨɹ ͜ΕΛ࣮ݱ͢ΔͨΊɺநతͳܕهड़͕Ͱ͖Δ (FOFSJDT1SPHSBNNJOH
ͦͷଞಛ $Ͱ૯শܕʹࡉ੍͔͍Λ͚ͭΒΕΔ 50%0XIFSFͷઆ໌ॻ͘ https://ja.wikipedia.org/wiki/C_Sharp#.E3.82.B8.E3.82.A7.E3.83.8D.E3.83.AA.E3.82.AF.E3.82.B9 $ͷ(FOFSJDT$ ͷςϯϓϨʔτ+BWBͱҟͳΔ ࣮ߦ࣌ʹಛघԽ͞ΕΔ
MBNCEB EFMFHBUF
$Ͱؔͷܕએݴ͕Ͱ͖Δ delegate void Hello(string name); ҾͱฦΓ͕ಉ͡Ͱ͋Εɺಉؔ͡ܕͱΈͳ͞ΕΔ
͍ΖΜͳ࣮͕ؔग़དྷΔ public class Person { void SayHello(string name) { Debug.Log("Hello,
" + name); } void Start() { Hello hello = SayHello; } } )FMMPܕͷؔ
Hello hello = (string name) => { Debug.Log("Hello, " +
name); }; Hello hello = delegate(string name) { Debug.Log("Hello, " + name); }; ແ໊EFMFHBUF ແ໊EFMFHBUF লུ
ແ໊EFMFHBUF ߋʹলུ Hello hello = (name) => { Debug.Log("Hello, "
+ name); }; ແ໊EFMFHBUF ߋʹߋʹলུ Hello hello = name => Debug.Log("Hello, " + name);
hello("John"); ݺͼग़͢ͱ͖ͯ͢
FWFOU
LFZXPSEͰFWFOU͕༧͞Ε͍ͯΔ ͋ΔEFMFHBUFܕΛFWFOUͱͯ͠એݴ͢Δ͜ͱ͕Ͱ͖Δ FWFOUʹෳͷ͕ؔొͰ͖Δ ొղআग़དྷΔ event Hello hellos; hellos += SayHello;
hellos += (name) => Debug.Log("Hello, " + name); hellos -= SayHello;
ొ͞ΕͨؔΛҰؾʹݺͼग़͢͜ͱ͕Ͱ͖Δ hellos("John");
FOVN
public enum Animal { Monkey, Lion, Cat, Dog } ͷྻڍ͕Ͱ͖Δ
public enum Animal : int { Monkey = 0, Lion,
Cat, Dog } FOVNʹରͯ͠Λඥ͚ΒΕΔ จࣈྻΛͻ͚ͨΓɺ ෳͷใΛͻ͚ͨΓͰ͖ͳ͍
FOVNͷҰཡΛͱΔ &OVN(FU7BMVFT UZQFPG "OJNBM FOVNʹม int number = (int)Animal.Cat;
FOVNʹม Animal cat = (Animal)number;
FYUFOTJPO
public static class StringExtension { public static string MyUpperCase(this string
str) { return str.ToUpper(); } } TUBUJDDMBTTΛએݴ Ϋϥε໊ԿͰ TUBUJDNFUIPEΛએݴ ୈҰҾʹ֦ு͍ͨ͠ܕͱUIJTΛ͚ͭΔ
string lower = “hello"; lower.MyUpperCase(); طଘͷΫϥεͰϝιουΛՃ͍͚ͯ͠Δ
OVMMBCMF
int? hoge = null; bool? fuga = null; QSJNJUJWFܕʹ͔͔ͭ͑͠ͳ͍ ܕͷલʹ
Λ͚ͭΔ͜ͱͰOVMM͕ೖՄೳʹͳΔ FMWJTPQFSBUPSػೳͱͯ͠ೖͬͯΔ int result = hoge ?? 1; OVMMͩͬͨΒӈͷϦςϥϧ Λબ
$͔ΒA Aಋೖ͞ΕΔͬΆ͍ http://stackoverflow.com/questions/4244225/c-sharp-if-null-then-null-expression
WBS
ܕਪ͕ར༻Ͱ͖Δ$ ͷBVUPʹ૬͢Δػೳ var hoge = "string"; var fuga = 1;
͍͍ͪͪܕΛࠨลͰࢦఆ͠ͳͯ͘ਪͯ͘͠ΕΔ
ಗ໊ܕ
ܕΛએݴͤͣɺϑΟʔϧυʹ҆શʹΞΫηεͰ͖Δ var rem = new { Name = "Rem", Age
= 17 }; var ram = new { Name = "Ram", Age = 17 }; Assert.AreEqual(rem.GetType(), ram.GetType()); 'JFME໊͕ҰॹͳΒܕಉ͡ Debug.Log("Hello, " + rem.Name);
OBNFTQBDF
OBNFTQBDFΛઃఆ͢Δ͜ͱͰ Ϋϥε໊ͷিಥΛආ͚ΒΕΔ namespace My { public class Sample { }
} namespace Other { public class Sample { } }
ଞͷOBNFTQBDFͷΫϥεʹΞΫηε͢Δʹ var sample = new My.Sample(); QSFpYͰOBNFTQBDFΛ͚ͭΔ͔ VTJOHΛͬͯར༻͢ΔએݴΛ͢Δ using My;
1SPQFSUZ
public class Person { private string _name = string.Empty;
public string Name { get { return _name; } set { _name = value; } } } ܕએݴͷޙʹAHFUAATFUAͱ͍͏༧ޠΛͬͯ HFUUFSTFUUFSͷΞΫηε੍ޚ͕Ͱ͖Δ
public class Person { private string _name = string.Empty;
public string Name { get { return _name; } private set { _name = value; } } } TFUUFSΛQSJWBUFʹͯ͠ॻ͖ࠐΊͳͨ͘͠Γɺ HFUTFU͢Δͱ͖ʹԿ͔ॲཧΛهड़ͨ͠Γग़དྷΔ
public class Person { public string Name { get; private
set; } } ୯ʹHFUTFU͢Δ͚ͩͳΒলུه๏͕ར༻Ͱ͖Δ HFUUFSTFUUFS͕ఆٛͰ͖Δ͜ͱͰ,70͕ग़དྷΔͷ͕ 1SPQFSUZͷಛ
1BSUJBM
// Partial Class public partial class SamplePartial : MonoBehaviour {
void Start() { } } public partial class SamplePartial : MonoBehaviour { void Update() { } } AQBSUJBMAΛ͚ͭΔ͜ͱͰ࣮ϑΝΠϧ͕Ͱ͖Δ
ZJFME
foreach (int i in ListupNumbers()) { Debug.Log("number: " + i);
} IEnumerable<int> ListupNumbers() { yield return 0; yield return 1; yield return 2; } -JTUͱ͔"SSBSZΛOFX͠ͳͯ͘ ͜Μͳײ͡ͰZJFMESFUVSOͯ͋͛͠Δͱ ̍ͭͮͭཁૉΛऔಘ͢ΔΑ͏ͳΈ͕؆୯ʹ͔͚Δ
Կ͕ϝϦοτ͔ʁ ཁૉશମΛ֨ೲ͢ΔϝϞϦ͕ඞཁͳ͍ ܁Γฦ͠ཁૉΛऔಘ͢ΔΑ͏ͳॲཧ͕εοΩϦॻ͚Δ
ͲͷΑ͏ʹ࣮ߦ͞ΕΔʁ using (IEnumerator<int> it = ListupNumbers().GetEnumerator()) { while (it.MoveNext()) {
Debug.Log("number: " + it.Current); } } .PWF/FYU Ͱ͖Δ͔͗ΓJUFSBUJPO͕·ΘΔ
JUFSBUJPOΛதஅ͢Δʹʁ IEnumerable<int> ListupNumbers() { yield return 0; yield return 1;
yield break; yield return 2; // ignored } ZJFMECSFBL͢Ε͍͍
6OJUZͷ$PSPVUJOFͱͷରԠ public class Sample : MonoBehaviour { void Start() {
StartCoroutine(ListupNumbers()); StartCoroutine(ListupNumbers()); } void Update() { Debug.Log("Updated"); } IEnumerator<int> ListupNumbers() { for (int i = 0; i < 5; i++) { Debug.Log(i.ToString()); yield return i; } } }
ॳΊ͚ͩ VQEBUF͕ݺΕΔ ͷλΠϛϯάͷ ຖϑϨʔϜ͝ͱʹ A.PWF/FYU A͞ΕͯΔ
PVU
void Increment(out int v) { v = v + 1;
} void Set(out int v) { v = 1; } int i = 0; Set(out i); PVUΛ͔ͭ͏ͱࢀরΛͯ͠มͷॻ͖ࠐΈ͕Ͱ͖Δ ͨͩ͠PVU͕͍ͭͨมͷऔಘͰ͖ͳ͍ ͍ํ ӈลͰWΛར༻ͯ͠ΔͷͰμϝ
-*/2
IUUQXXXTMJEFTIBSFOFUGVNJUBLBZBNBEBDMJOR