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
Swift weekly 2018/09/04
Search
Johnlin
September 04, 2018
Programming
0
59
Swift weekly 2018/09/04
Johnlin
September 04, 2018
Tweet
Share
More Decks by Johnlin
See All by Johnlin
Unearth Ruby builtin Gems 發掘 Ruby 的內建 Gems
johnlinvc
0
110
Ruby 型別檢查工具簡介
johnlinvc
0
310
Swift Actor 實作探索
johnlinvc
0
130
用 mruby 來寫跨平台工具
johnlinvc
0
49
Actor model 簡介
johnlinvc
0
120
一起玩 Helm 3
johnlinvc
1
82
為什麼 App 卡卡的
johnlinvc
2
1k
如何使用 byebug 來除錯 Ruby 程式
johnlinvc
0
140
Life of a Cell
johnlinvc
0
1.3k
Other Decks in Programming
See All in Programming
try! Swift Tokyo 2024 参加報告 / try! Swift Tokyo 2024 Report
hironytic
0
200
Ruby Pattern Matching
bkuhlmann
0
920
StoreKit2によるiOSのアプリ内課金のリニューアル
kangnux
0
110
PHPの次期バージョンはこの時期どうなっているのか - Internalsの開発体制について - PHPカンファレンス小田原
youkidearitai
PRO
1
190
新宿ダンジョンを可視化してみた
satoshi7190
2
230
MetricKitで予期せぬ終了を検知する話 / Detect unexpected termination with MetricKit
nekowen
1
180
使ってみよう Azure AI Document Intelligence
kosmosebi
2
290
Semantic search with Django and pgvector
pauloxnet
0
240
if constexpr文はテンプレート世界のラムダ式である
faithandbrave
3
640
ScalarDBを用いたマイクロサービスにおけるデータ管理 (Database Engineering Meetup #2)
scalar
0
110
HUIT新歓2024「競技プログラミング、やってみませんか?」
slephy2784
1
270
1BRC--Nerd Sniping the Java Community
gunnarmorling
0
340
Featured
See All Featured
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
116
18k
We Have a Design System, Now What?
morganepeng
43
6.7k
Git: the NoSQL Database
bkeepers
PRO
422
63k
Mobile First: as difficult as doing things right
swwweet
216
8.6k
The Mythical Team-Month
searls
216
42k
Atom: Resistance is Futile
akmur
259
25k
Six Lessons from altMBA
skipperchong
21
3k
WebSockets: Embracing the real-time Web
robhawkes
59
7k
Clear Off the Table
cherdarchuk
84
310k
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
19
1.7k
GraphQLとの向き合い方2022年版
quramy
32
12k
Reflections from 52 weeks, 52 projects
jeffersonlam
345
19k
Transcript
Swift पใ 2018/09/04 John Lin @johnlinvc
From the core • Swift 5: Start your engines
Swift 5: Start your engines • Release date: Late 2018
• ඪ: ABI stability (again) ɼแؚ generic, API resilience, memory ownership model • ။Լ૬༰ 4
Evolution • [SE-0220] count(where:) • [SE-0224] Support 'less than' operator
in compilation conditions • [SE-0225] isEven, isOdd, isMultiple • [SE-0226] Package Manager Target Based Dependency Resolution
[SE-0220] count(where:) • ཁዎᒬᏐ [1,2,3,4,5,6,7] ཫ໘༗ଟগۮᏐ䏆ʁ [1,2,3,4,5,6,7].filter { $0 %
2 == 0 }.count • Ṝᒬతሜ๏ଖመ䋯తൺֱຫɼfilter ။ઌ䋯Ұ࣍ ᅲɼ count ။࠶䋯Ұ࣍
[SE-0220] count(where:) [1,2,3,4,5,6,7].reduce(0) { $0 + ($1 % 2 ==
0 ? 1 : 0) } • Ṝᒬతሜ๏䋯తൺֱշɼୠੋ䔟㣛ੋࡏ၏ॄኄɻ
[SE-0220] count(where:) var count = 0 for n in [1,2,3,4,5,6,7]
{ count += n % 2 == 0 ? 1 : 0 } • reduce Ұᒬշɼෆաɻ
[SE-0220] count(where:) [1,2,3,4,5,6,7].count{$0 % 2 == 0} • ৽⃧ Sequence#countɼ䋯ىိ
reduce Ұᒬշɼ ෆաൺֱ໌֬ɻ
[SE-0224] Support 'less than' operator in compilation conditions #if swift(>=5.0)
print("this is 5.0") #endif • ݱࡏՄҎ༻্໘తํ๏ိᏗ Swift ൛ຊ • ෆաೳ༻ >=ɼཁখԙೳ༻ ! ိᒾҰෆੋ >= #if !swift(>=5.0) print("this is not 5.0") #endif
[SE-0224] Support 'less than' operator in compilation conditions #if swift(<5.0)
print("this is not 5.0") #endif • ೭ޙՄҎ༻ < ိᏗ Swift ൛ຊ
[SE-0225] isEven, isOdd, isMultiple • ᧷ಘ㑌࣍ཁሜ n % 2 ==
0 䆩ʁ • େՈ᧷ಘ -3 % 2 ੋଟগ䏆ʁ
[SE-0225] isEven, isOdd, isMultiple • ༗ਓఏҊཁՃ n.isEven, n.isOdd, n.isMultiple(of:) •
࠷ޙ༗ n.isMultiple(of:) ௨աɼ။Ճ౸ Swift 5 ཫɻ • ֩৺ᅶୂ᧷ಘ isEven Ṝछ؆ᄸతେՈࣗݾሜबɻ رೳޠݴతද໘ੵେখ߇੍ɻ
[SE-0226] Package Manager Target Based Dependency Resolution • Ұݸ Package
ཫ໘ৗৗ༗ଟෆಉ target, 㑌ݸ target ༗֤ࣗత dependencyɻݱࡏ༻ྃҰݸ Package ब။ॴ༗త dependency ਐိɼ೭ ޙ။༗༻౸త targetɻ
ྛ [SE-0226] Package Manager Target Based Dependency Resolution ߳া ᘈᘈ
ᘆࢠ थ
ྛ [SE-0226] Package Manager Target Based Dependency Resolution ߳া ᘈᘈ
ᘆࢠ थ
Community • 㟬ঋڃ iOS beta ྃ䆩ʁ • 㟬ใ໊ iplayground ྃ䆩ʁ
iOS 12 beta upgrade •
iPlayground • https://iplayground.io 10/20()-21(ʣ • ݱਖ਼ᄧථɼ㐸ߘதɻ