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
「はやい、やすい、うまい?」React Native
Search
masaru-tech
April 26, 2017
Programming
1
610
「はやい、やすい、うまい?」React Native
kawasaki.rb #047の発表スライドです。
masaru-tech
April 26, 2017
Tweet
Share
More Decks by masaru-tech
See All by masaru-tech
Sidekiqでクラスターモードは使えるのか? / kawasakirb_060
masarutech
0
810
stimulusの感触
masarutech
0
47
kawasakirb053
masarutech
0
5.5k
kawasakirb051
masarutech
0
510
Other Decks in Programming
See All in Programming
PostgreSQLのRow Level SecurityをPHPのORMで扱う Eloquent vs Doctrine #phpcon #track2
77web
2
550
AI時代のソフトウェア開発を考える(2025/07版) / Agentic Software Engineering Findy 2025-07 Edition
twada
PRO
96
33k
たった 1 枚の PHP ファイルで実装する MCP サーバ / MCP Server with Vanilla PHP
okashoi
1
270
AI Agent 時代のソフトウェア開発を支える AWS Cloud Development Kit (CDK)
konokenj
4
540
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
2.3k
PHPでWebSocketサーバーを実装しよう2025
kubotak
0
300
新メンバーも今日から大活躍!SREが支えるスケールし続ける組織のオンボーディング
honmarkhunt
5
8k
AI コーディングエージェントの時代へ:JetBrains が描く開発の未来
masaruhr
1
200
Modern Angular with Signals and Signal Store:New Rules for Your Architecture @enterJS Advanced Angular Day 2025
manfredsteyer
PRO
0
240
AIと”コードの評価関数”を共有する / Share the "code evaluation function" with AI
euglena1215
1
170
ニーリーにおけるプロダクトエンジニア
nealle
0
880
20250704_教育事業におけるアジャイルなデータ基盤構築
hanon52_
5
890
Featured
See All Featured
Code Reviewing Like a Champion
maltzj
524
40k
We Have a Design System, Now What?
morganepeng
53
7.7k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.7k
Fantastic passwords and where to find them - at NoRuKo
philnash
51
3.3k
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
130
19k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
Scaling GitHub
holman
460
140k
Bootstrapping a Software Product
garrettdimon
PRO
307
110k
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
10
970
How to Ace a Technical Interview
jacobian
278
23k
Making the Leap to Tech Lead
cromwellryan
134
9.4k
Into the Great Unknown - MozCon
thekraken
40
1.9k
Transcript
ʮ͍ɺ͍͢ɺ͏·͍ʁʯ React Native kawasaki.rb #047 @MasaruTech
ΞδΣϯμ ▸ ࣗݾհ ▸ React Nativeͱ ▸ ͍ ▸ ͍͢
▸ ͏·͍ʁ
ࣗݾհ ▸ Rails͓ͬͯࣄͯ͠ΔΤοεΞΠΞʔ ▸ kawasaki.rb#046͔ΒࢀՃ ▸ ͜͜2ϲ݄ͪΐͬͱϓϥΠϕʔτͰReact NativeΛͬͯ ΞϓϦΛ࡞ͬͯΈ͍ͯΔͱ͜Ζ ▸
Swift/Xcodeॳ৺ऀɺAndroidະܦݧ େఉɹকʢΦΦόɹϚαϧʣ
React Native
React Nativeͱ ▸ FacebookͷReact.jsϕʔεͰωΠςΟϒΞϓϦ͕࡞Ͱ͖ ΔϑϨʔϜϫʔΫ (React 3ܑఋͷ࣍உ) ▸ Webͷࣝ/ٕज़(JS, CSS
LikeͳStyle, npm)Ͱ։ൃͰ͖Δ ▸ ΫϩεϓϥοτϑΥʔϜͰͳ͍ (Learn once, write anywhereɿҰֶɺͲ͜Ͱॻ͚Δ)
͍ɺ͍͢ɺ͏·͍ʁ
͍
։ൃ͍ ▸ ίϯύΠϧॳճىಈ࣌ͷΈ Ҏ߱ίʔυΛมߋͯ͠࠶ίϯύΠϧͤͣʹߋ৽Մೳ ▸ npmͷϥΠϒϥϦ͕͑Δ ▸ ωΠςΟϒͷAPIΒͳͯ͘Կͱ͔ͳΔ ެࣜͷυΩϡϝϯτಡΊେମͲ͏ʹ͔ɾɾɾ ▸
σόοά׳ΕͨChromeͷDeveloper Tool͕͑Δ
ಈ࡞͍ ▸ UIωΠςΟϒଆͰඳը͞ΕΔ ωΠςΟϒͷUIΛJS͕ίϯτϩʔϧ ▸ ListɺύϑΥʔϚϯεͷ࠷దԽ͕͞Ε͍ͯΔ ▸ JSͰΰϦΰϦʹॲཧΛॻ͘ͱ͘ͳΔ(Β͍͠)
͍͢
͡Ί͍͢ ▸ JSͰهड़͢ΔͷͰɺWebͷࣝ͑͋͞Εswift/javaΛΒ ͳͯ͘ΞϓϦΛ࡞ΕΔ ▸ BabelReact Native͕Α͠ͳʹͯ͘͠ΕΔͷͰɺReact.jsͷ Α͏ʹઃఆΛؾʹͤͣES2015/2016Ͱॻ͚Δ
ViewΛΈ͍͢ ▸ ͜Εʹਚ͖Δ ▸ ॳ৺ऀʹSwiftɺXcodeͷIB(Interface Builder)ͰViewΛ Ήͷ͍͠ UIܥΛશͯIBͰࢦఆͰ͖ͳ͍ɻɻɻ ▸ CSSʹࣅͨهड़Ͱॻ͚ΔͷͰWebͷΑ͏ʹσβΠϯ͕Ͱ͖Δ
Viewͷྫ return ( <View style={styles.container}> <Image style={styles.thumbnail} source={{uri: "https://pbs.twimg.com/profile_images/ xxxxxxxxx.jpeg"}}/>
<View style={styles.mainContainer}> <View style={styles.header}> <View style={styles.userInfo}> <Text style={styles.username}> {item.username} </Text> <Text style={styles.accountNo}> {item.accountNo} </Text> </View> <View> <Text style={styles.postedAt}> {item.postedAt} </Text> </View> </View> <View style={styles.messageContainer}> <Text> {item.message} </Text> </View> </View> </View> );
const styles = StyleSheet.create({ container: { padding: 10, borderBottomColor: '#ededed',
borderBottomWidth: 1, backgroundColor: 'transparent', flexDirection: 'row', }, thumbnail: { width: 34, height: 34, borderRadius: 17 }, mainContainer: { flex: 1, flexDirection: 'column', marginLeft: 10, }, header: { flexDirection: 'row', }, userInfo: { flex: 1, flexDirection: 'row' }, username: { fontSize: normalize(16), color: colors.grey1, fontWeight: '800' }, accountNo: { color: colors.grey3, fontSize: normalize(12), marginLeft: 5, marginTop: 3 }, postedAt: { color: colors.grey3, fontSize: normalize(12), marginTop: 3 }, messageContainer: { flexDirection: 'row', marginTop: 10 }, });
͏·͍ʁ
͏·͍Ͱʒ͔͕ͨͬͨࢥ͍͔ͭͳ͔ͬͨ ͳͷͰศརͳϦϩʔυػೳΛհ
Ϧϩʔυ ▸ Reload(⌘+R) ௨ৗͷϦϩʔυ ▸ Live Reload ϑΝΠϧʹมߋ͕͋ΔͱࣗಈͰϦϩʔυ State͕ॳظঢ়ଶʹͳΔ ▸
Hot Reload ϑΝΠϧʹมߋ͕͋ΔͱࣗಈͰϦϩʔυ Stateอ࣋ͨ͠··
·ͱΊ ʮ͍ɺ͍͢ɺ͏·͍ʯ ↓ ʮ͍ɺ͍͢ɺΜΓʯͰͨ͠
͓ΘΓ ͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠