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
React Server Components について
Search
Yosuke Furukawa
PRO
August 17, 2022
Programming
2
6.6k
React Server Components について
8/17 に発表した React Server Components について です。
Yosuke Furukawa
PRO
August 17, 2022
Tweet
Share
More Decks by Yosuke Furukawa
See All by Yosuke Furukawa
デザインシステムが必須の時代に
yosuke_furukawa
PRO
2
130
Node.js, Deno, Bun 最新動向とその所感について
yosuke_furukawa
PRO
10
4.2k
Welcome JSConf.jp 2024
yosuke_furukawa
PRO
1
4.2k
tc39 x jsconf.jp Panel Discussion 2024
yosuke_furukawa
PRO
0
260
Removing Corepack
yosuke_furukawa
PRO
9
1.7k
JavaScript Runtime とはなにか
yosuke_furukawa
PRO
15
2.8k
Strip Types と Storage
yosuke_furukawa
PRO
4
420
Module Harmony について
yosuke_furukawa
PRO
3
1.7k
LTのやり方
yosuke_furukawa
PRO
16
2.7k
Other Decks in Programming
See All in Programming
知っているようで知らない"rails new"の世界 / The World of "rails new" You Think You Know but Don't
luccafort
PRO
1
100
パッケージ設計の黒魔術/Kyoto.go#63
lufia
3
430
JSONataを使ってみよう Step Functionsが楽しくなる実践テクニック #devio2025
dafujii
1
510
Ruby×iOSアプリ開発 ~共に歩んだエコシステムの物語~
temoki
0
270
AI Coding Agentのセキュリティリスク:PRの自己承認とメルカリの対策
s3h
0
200
旅行プランAIエージェント開発の裏側
ippo012
2
890
Rancher と Terraform
fufuhu
2
240
AIを活用し、今後に備えるための技術知識 / Basic Knowledge to Utilize AI
kishida
21
5.6k
個人軟體時代
ethanhuang13
0
320
GitHubとGitLabとAWS CodePipelineでCI/CDを組み比べてみた
satoshi256kbyte
4
210
請來的 AI Agent 同事們在寫程式時,怎麼用 pytest 去除各種幻想與盲點
keitheis
0
110
Swift Updates - Learn Languages 2025
koher
2
470
Featured
See All Featured
Building Flexible Design Systems
yeseniaperezcruz
328
39k
Context Engineering - Making Every Token Count
addyosmani
1
30
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
49
3k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
8
520
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
23
1.4k
XXLCSS - How to scale CSS and keep your sanity
sugarenia
248
1.3M
Statistics for Hackers
jakevdp
799
220k
Into the Great Unknown - MozCon
thekraken
40
2k
Optimizing for Happiness
mojombo
379
70k
Thoughts on Productivity
jonyablonski
70
4.8k
Balancing Empowerment & Direction
lara
3
620
BBQ
matthewcrist
89
9.8k
Transcript
React Server Components 2022/08/17 @ TechFeed.io
Twitter: @yosuke_furukawa Github: yosuke-furukawa
React Server Components ͱ ͳʹ͔ • ϒϥβͱαʔόʔͰॲཧͷ୲͕Ͱ͖ΔΑ ͏ʹͳΔίϯϙʔωϯτͷࣄ • αʔό͕ಘҙͳ͜ͱαʔόͷίϯϙʔωϯ
τͰΒͤΔ • ΫϥΠΞϯτ͕ಘҙͳ͜ͱΫϥΠΞϯτͷ ίϯϙʔωϯτͰΒͤΔ
React Server Components ͱ ͳʹ͔ SPPU 4FSWFS $MJFOU Component Tree
Component Tree ෦Ͱ Server ͱ Client ͷॲཧΛࠞͥΔ
αʔό͕ಘҙɾۤखͳ͜ͱ ΫϥΠΞϯτ͕ಘҙɾۤखͳ͜ͱ • αʔό͕ಘҙͳ͜ͱ • σʔλϕʔε͔ΒΛऔΓग़͢ • ϑΝΠϧΛಡΉɺॻ͘ • ΫϥΠΞϯτ͕ಘҙͳ͜ͱ
• ϒϥβͷAPIͱͷڠௐ • ίϯϙʔωϯτʹඥͮ͘ঢ়ଶཧ • αʔό͕ۤखͳ͜ͱ • CPUΛઐ༗͢Δॲཧશൠ • ϒϥβAPIͱͷڠௐ • ΫϥΠΞϯτ͕ۤखͳ͜ͱ • ඇެ։ใΛͬͨॲཧશൠ • ෳࡶͳॲཧͷաଟʹΑΔJSͷϑΝΠ ϧαΠζͷ૿େ
React Server Components ͱ ͳʹ͔ • Ωʔϫʔυదࡐదॴ • Server ͱ
Client ͷํͰಘҙͱۤख ΛҠৡ͠ͳ͕ΒϨϯμϦϯά͢Δ •
React Server Components ͱ ͳʹ͔ • ࣮ࡍʹ React Server Components
͕ʮϨϯμϦϯά͢ Δʯ༁Ͱͳ͍ɻSSRͰͳ͍ɻ͜ͷลΓޙड़͢Δɻ • ݱ࣌ͷ React Components جຊతʹશͯ Client Components ʹ૬͢Δɻ • Ұ୴ SSR Εͯྑ͍ɻޙͰࠞͥͨղઆΛ͢Δɻ͕࣌ؒ ༨Εɻ
React Server Components ͱ ͳʹ͔ SPPU 4FSWFS $MJFOU Component Tree
Component Tree ෦Ͱ Server ͱ Client ͷॲཧΛࠞͥΔ 3PPUඞͣ4FSWFSͰಈ͘ ඞཁ͕͋ΔͷͰ4FSWFS $PNQPOFOU 4FSWFS$PNQPOFOUͰ %#ΞΫηεͱ͔αʔόʹ ͍͍ͯΔॲཧΛߦ͏ $MJFOU$PNQPOFOUͰ #SPXTFS"1*ͱͷڠௐͳͲΫϥ ΠΞϯτʹ͍ͯΔॲཧΛߦ͏
React Server Components ͷ ϝϦοτ • ྫ͑... • σʔλϕʔεʹΞΫηεͰ͖Δͱʮڑ తʹ͍ۙʯ
• Public API ΛͬͯHTTPϦΫΤετʹ͠ ͯɺΠϯλʔωοτΛܦ༝ͯ͠औͬͯ͘ΔΑ Γ͍
React Server Components ͷ ϝϦοτ • ྫ͑... • npm ϞδϡʔϧʹDateม
i18n ରԠϥΠ ϒϥϦͱ͔ೖΕͯͨͱͯ͠ɺͦΕ͕όϯυϧ αΠζΛѹഭ͢Δ͜ͱ͕ͳ͍ • Ҿ͍ͯΫϥΠΞϯτଆͰͷίʔυαΠζ ͕ݮΔ
React Server Components ͷ ϝϦοτ TFSWFS DPNQPOFOU %# TFSWFSͰ࣮ߦ͢Δɻ Πϯλʔωοτܦ༝ͱҧͬͯ%#όοΫΤϯυαʔό
෦Πϯτϥʹ͋Δ͜ͱ͕ଟ͍ͷͰڑతʹ͍ۙ DMJFOU DPNQPOFOU ڊେͳOQNϞδϡʔϧCVOEMF ͢Δඞཁ͕ͳ͍ɻDMJFOUଆͰ ͳ͘TFSWFSଆͰ࣮ߦ͢ΔͨΊ ΑͬͯΫϥΠΞϯτଆͰόϯ υϧαΠζ͕খ͘͞ͳΓɺϩʔ υ͕࣌ؒܰ͘ͳΔ
React Server Components ࣮ ࡍͲ͏ͬͯॻ͘ͷ͔ • `.server.jsx` ͱ `.client.jsx` Ͱ͚ͯϑΝΠϧͷ֦ுࢠલʹ
server ͔ client ͔ΛϑΝΠϧ໊Ͱ໌ه͢Δࣄʹͳ͍ͬͯΔʢRFC࣌ͷʣ • ΫϥΠΞϯτίϯϙʔωϯτ͔ΒαʔόίϯϙʔωϯτΛ import ͢ Δ͜ͱͰ͖ͳ͍ɻҰํͰٯՄೳɻ͏·͘ซ༻ͯ͠ॻ͘ͱԼهͷΑ ͏ʹͳΔɻ • NBJOTFSWFSKTY JNQPSU$MJFOUGSPNJOOFSDMJFOUKTY JNQPSU4FSWFSGSPNJOOFSTFSWFSKTY FYQPSUEFGBVMUGVODUJPO \ SFUVSO $MJFOU4FSWFS$MJFOUΫϥΠΞϯτίϯϙʔωϯτΛαʔόίϯϙʔω ϯτͰ͘ΔΉ
React Server Components ͷ ࣮ࡍͷಈ͖ • React Component ࠷ऴతʹHTMLʹͳΔɻ •
RSCͰɺͦͷதؒදݱͰ͋ΔRSCπϦʔΛ࡞Δɻ࣮ ࡍʹJSONܗࣜͷͷɻ \ UZQFPG4ZNCPM SFBDUFMFNFOU UZQF\ UZQFPG4ZNCPM SFBDUNPEVMFSFGFSFODF OBNFEFGBVMU pMFOBNFTSDJOOFSDMJFOUKT ^ QSPQT\^
React Server Components ͷ ࣮ࡍͷಈ͖ • ΫϥΠΞϯτίϯϙʔωϯτϞδϡʔϧࢀর͚ͩΛ ͯ͠ϒϥβଆͰϨϯμϦϯά͢Δ • αʔόίϯϙʔωϯτHTMLʹ͍ۙใΛ࡞Δ
EJW I Q CBSDMJFOUK TY EJW GPPDMJFOU KTY EJW CB[DMJFOU KTY RVVYDMJFO
React Server Components ͷ ࣮ࡍͷಈ͖ • JSONΛ࡞ͬͨΒɺετϦʔϜͱͯ͠ૹΓɺղܾͰ͖ ͨͱ͜Ζ͔ΒϨϯμϦϯά͞ΕΔ • .\JETSD$MJFOU$PNQPOFOUDMJFOUKT
DIVOLT<DMJFOU> OBNF^ +< ! OVMM \DIJMESFO<< TQBO OVMM \DIJMESFO)FMMPGSPNTFSWFSMBOE^> < OVMM \GBMMCBDL-PBEJOHUXFFUT DIJMESFO!^>>^> .\JETSD5XFFUDMJFOUKT DIVOLT<DMJFOU> OBNF^ EJW EJW GPPDMJFOU KTY EJW
React Server Components ؚΊͨ ࠓޙͷReact • αʔόαΠυͱΫϥΠΞϯτͷదࡐదॴ͕͞Βʹ ٻΊΒΕΔ • ಛʹ
SSR पΓඇৗʹ৽͍͠มֵ͕ى͖ͦ͏ • Streaming HTML / Selective Hydration ͳͲͷ৽͠ ͍ΩϟϥΫλʔ͕͜Ε͔Β·ͩ·ͩొ͢Δ༧ఆ • ͲΜͲΜઃܭෳࡶʹָ͘͠ͳΔ