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
Go 1.24 のイテレータ from byte to bite
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
Nozomu Ikuta
February 25, 2025
Technology
0
100
Go 1.24 のイテレータ from byte to bite
CA.go ~ Deep dive into Go1.24 ~ の登壇資料です
Nozomu Ikuta
February 25, 2025
Tweet
Share
More Decks by Nozomu Ikuta
See All by Nozomu Ikuta
Standard Schema: スキーマライブラリの統一企画とは何か
nozomuikuta
1
2.2k
Demystifying Vite Internals
nozomuikuta
3
2.7k
Nuxt DevTools 101
nozomuikuta
3
2.1k
Deep Dive to UnJS and Nuxt 3
nozomuikuta
3
2.9k
OSS作者はじめの一歩
nozomuikuta
1
230
2022 年は Docus に注目しよう
nozomuikuta
1
120
Go初学者、最初の1週間の学び
nozomuikuta
1
120
Other Decks in Technology
See All in Technology
We Built for Predictability; The Workloads Didn’t Care
stahnma
0
150
Ruby版 JSXのRuxが気になる
sansantech
PRO
0
190
Greatest Disaster Hits in Web Performance
guaca
0
320
日本の85%が使う公共SaaSは、どう育ったのか
taketakekaho
1
260
登壇駆動学習のすすめ — CfPのネタの見つけ方と書くときに意識していること
bicstone
3
150
旅先で iPad + Neovim で iOS 開発・執筆した話
zozotech
PRO
0
120
Amazon Rekognitionで 「信玄餅きなこ問題」を解決する
usanchuu
1
150
【Ubie】AIを活用した広告アセット「爆速」生成事例 | AI_Ops_Community_Vol.2
yoshiki_0316
1
120
Oracle AI Database移行・アップグレード勉強会 - RAT活用編
oracle4engineer
PRO
0
130
【Oracle Cloud ウェビナー】[Oracle AI Database + AWS] Oracle Database@AWSで広がるクラウドの新たな選択肢とAI時代のデータ戦略
oracle4engineer
PRO
2
200
配列に見る bash と zsh の違い
kazzpapa3
3
190
コンテナセキュリティの最新事情 ~ 2026年版 ~
kyohmizu
8
2.8k
Featured
See All Featured
Measuring Dark Social's Impact On Conversion and Attribution
stephenakadiri
1
130
Lightning Talk: Beautiful Slides for Beginners
inesmontani
PRO
1
440
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
21
1.4k
Introduction to Domain-Driven Design and Collaborative software design
baasie
1
600
Un-Boring Meetings
codingconduct
0
200
StorybookのUI Testing Handbookを読んだ
zakiyama
31
6.6k
The Cost Of JavaScript in 2023
addyosmani
55
9.5k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
eileencodes
26
3.3k
WENDY [Excerpt]
tessaabrams
9
36k
Ruling the World: When Life Gets Gamed
codingconduct
0
150
HDC tutorial
michielstock
1
410
Hiding What from Whom? A Critical Review of the History of Programming languages for Music
tomoyanonymous
2
440
Transcript
Nozomu Ikuta 25th Feb. 2025 Go 1.24 ͷΠςϨʔλ from byte
to bite
@nozomuikuta X / GitHub • ιϑτΣΞΤϯδχΞ • Vue.js ຊϢʔβʔάϧʔϓίΞελοϑ •
UnJS ϝϯόʔ • Nuxt / Vite ίϯτϦϏϡʔλ
ϩΰืूத Shibuya.go
• ΠςϨʔλ͓͞Β͍ • bytes ύοέʔδͷΠςϨʔλ
ΠςϨʔλ͓͞Β͍
ΠςϨʔλ͓͞Β͍ • Go 1.23 ͰՃ͞Εͨ • yield ʹΑͬͯ࿈ଓͨ͠ΛίʔϧόοΫؔʹΘͨؔ͢ͷ͜ͱ • ͕ͳ͘ͳΔ͔
yield ͕ false Λฦ͢ͱΠςϨʔγϣϯ͕ऴྃ͢Δ
ΠςϨʔλ͓͞Β͍ • ͻͱͭͷΛΘͨ͢: Seq[V any] func(yield func(V) bool) • slices.All()
• slices.Values() • slices.Backward() • slices.Sorted() • etc.
ΠςϨʔλ͓͞Β͍ • ;ͨͭͷΛΘͨ͢: Seq2[K, V any] func(yield func(K, V) bool)
• maps.All() • maps.Insert() • etc.
bytes ύοέʔδͷΠςϨʔλ
• bytes.Lines() • bytes.FieldsSeq() • bytes.SplitSeq() • bytes.SplitAfterSeq() • bytes.FieldsFuncSeq()
bytes ύοέʔδͷΠςϨʔλ طఆͰׂ / ࣗ༝Ͱׂ
func Lines(s []byte) iter.Seq[[]byte] • newlineʢվߦʣͷޙͰ byte Λ۠ ͬͯฦͯ͘͠ΕΔ •
֤ඌʹվߦ͕͍ͭͯ͘Δ • byte ඌͷվߦͷ༗ແଚॏ͞Ε Δ bytes ύοέʔδͷΠςϨʔλ
func FieldsSeq(s []byte) iter.Seq[[]byte] • unicode.IsSpace()ʢۭനʣʹ߹க͢ Δ෦Ͱ byte Λ۠ͬͯฦͯ͘͠ ΕΔ
• ֤લޙʹۭനΛ;͘·ͳ͍ bytes ύοέʔδͷΠςϨʔλ
func SplitSeq(s, sep []byte) iter.Seq[[]byte] • ҙͷ byte slice Ͱ۠ͬͯฦͯ͠
͘ΕΔ • ֤ඌʹ۠Γ෦Λ;͘·ͳ͍ bytes ύοέʔδͷΠςϨʔλ
func SplitAfterSeq(s, sep []byte) iter.Seq[[]byte] • ҙͷ byte slice Ͱ۠ͬͯฦͯ͠
͘ΕΔ • ֤ඌʹ۠Γ෦Λ;͘Ή bytes ύοέʔδͷΠςϨʔλ
• ҙͷؔͰ byte Λ۠ͬͯฦ͠ ͯ͘ΕΔ • unicode.IsX() ϝιουͳͲͱΈ߹ Θͤͯ͏ •
֤લޙʹ۠Γ෦Λ;͘·ͳ ͍ bytes ύοέʔδͷΠςϨʔλ func FieldsFuncSeq(s []byte, f func(rune) bool) iter.Seq[[]byte]
·ͱΊ
• bytes ύοέʔδʹΠςϨʔλ͕ಋ ೖ͞Εͨ • ʮ۠ͬͯϧʔϓʯ͕ΑΓศརʹ
ࢀߟจݙ • https://go.dev/doc/go1.24 • https://pkg.go.dev/iter • https://pkg.go.dev/bytes
Thank you