Upgrade to Pro — share decks privately, control downloads, hide ads and more …

たのしいString

Sponsored · Your Podcast. Everywhere. Effortlessly. Share. Educate. Inspire. Entertain. You do you. We'll handle the rest. →
Avatar for ima1zumi ima1zumi
February 25, 2023
1
640

 たのしいString

Avatar for ima1zumi

ima1zumi

February 25, 2023
Tweet

More Decks by ima1zumi

See All by ima1zumi
Ruby Taught Me About Under the Hood
Avatar for ima1zumi ima1zumi
6
19k
Exploring Reline: Enhancing Command Line Usability
Avatar for ima1zumi ima1zumi
1
140
10年物のRailsアプリにキャッチアップ！〜コードを読まずに理解したかった〜
Avatar for ima1zumi ima1zumi
0
140
RubyKaigiの登壇者一覧ページを作った
Avatar for ima1zumi ima1zumi
0
540
Relineのその後の生活
Avatar for ima1zumi ima1zumi
0
270
IRB and Reline Kaigi 2024
Avatar for ima1zumi ima1zumi
0
39
Exploring Reline: Enhancing Command Line Usability
Avatar for ima1zumi ima1zumi
3
15k
Reline 1分 Cooking
Avatar for ima1zumi ima1zumi
0
51
続・mruby/cにUTF-8 を実装する
Avatar for ima1zumi ima1zumi
1
50

Featured

See All Featured
Exploring anti-patterns in Rails
Avatar for Elle Meredith aemeredith
2
240
We Have a Design System, Now What?
Avatar for Morgane Peng morganepeng
54
8k
The untapped power of vector embeddings
Avatar for Frank van Dijk frankvandijk
1
1.6k
Dealing with People You Can't Stand - Big Design 2015
Avatar for Cassini Nazir cassininazir
367
27k
4 Signs Your Business is Dying
Avatar for Josh Pigford shpigford
187
22k
Jamie Indigo - Trashchat’s Guide to Black Boxes: Technical SEO Tactics for LLMs
Avatar for Tech SEO Connect techseoconnect
PRO
0
54
ピンチをチャンスに：未来をつくるプロダクトロードマップ #pmconf2020
Avatar for Aki / @LoveIdahoBurger aki_iinuma
128
55k
Code Reviewing Like a Champion
Avatar for maltzj maltzj
527
40k
WCS-LA-2024
Avatar for Leonardo Collado-Torres lcolladotor
0
440
A Guide to Academic Writing Using Generative AI - A Workshop
Avatar for Kenji Saito ks91
PRO
0
190
Side Projects
Avatar for Sacha Greif sachag
455
43k
Bioeconomy Workshop: Dr. Julius Ecuru, Opportunities for a Bioeconomy in West Africa
Avatar for AKADEMIYA2063 akademiya2063
PRO
1
54

Transcript

  1. ͨͷ͍͠String ϓϩάϥϛϯάݴޠRuby30प೥ه೦Πϕϯτ 2023-02-25 ima1zumi

  2. Introduction - @ima1zumi (Mari Imaizumi) - Ӭ࿨γεςϜϚωδϝϯτॴଐ - IRB and

    Reline committer - จࣈͱจࣈίʔυ͕޷͖

  3. Powered by

  4. Ruby30प೥͓ΊͰͱ͏͍͟͝·͢🎉

  5. Rubyͷָ͍͠ͱ͜Ζ

  6. String & Encoding

  7. ࠓ೔͔Β࢖͑Δ จࣈͱจࣈίʔυૢ࡞ 3બ

  8. ᶃ ਺஋ɺόΠτྻ͔Βจࣈʹ௚͢

  9. ਺஋ɺόΠτྻ͔Βจࣈʹ௚͢ • Integer#chr • Array#pack • String#force_encoding

  10. Integer#chr(encoding) • ίʔυϙΠϯτΛจࣈͱͯ͠ղऍ • Ҿ਺ͳ͠ͷ৔߹US-ASCIIɺASCII-8BITɺEncoding.default_internalͷ ॱͰղऍ

  11. Array#pack • ഑ྻͷ಺༰ΛҾ਺ʹैͬͯύοΫ • "U*" ͸Unicode codepointΛUTF-8ͱͯ͠ղऍͯ͠ฦ͢

  12. String#force_encoding • จࣈίʔυͷΈΛมߋ͠ɺόΠτྻ͸มߋ͠ͳ͍ • ͜͜Ͱ͸όΠφϦ(ASCII_8BIT)ͷจࣈίʔυΛUTF-8ʹมߋ

  13. ᶄจࣈԽ͚Λ࡞Δ

  14. จࣈԽ͚Λ࡞Δ • String#force_encoding • String#encode

  15. จࣈԽ͚Λ࡞Δ

  16. จࣈԽ͚Λ࡞Δ

  17. จࣈԽ͚Λ࡞Δ

  18. https://github.com/integrations/slack/issues/1416

  19. ããã«ã¡ã¯ä¸ç ͜Μʹͪ͸ੈք

  20. None
  21. None
  22. None
  23. None
  24. None

  25. ããã«ã¡ã¯ä¸ç ͜Μʹͪ͸ੈք

  26. ᶅจࣈίʔυΛRubyͰRubyʹ௥Ճ

  27. จࣈίʔυΛ௥Ճ͢Δ • Encoding#replicate • ஫ҙ఺͸ޙड़

  28. ΍Δ͜ͱ • 1. ࡞Γ͍ͨEncodingͷ਽ܗʹͳΔEncodingΛܾΊΔ • 2. Encoding#replicate͢Δ • 3. ม׵ϩδοΫΛॻ͘

  29. จࣈίʔυΛఆٛ͢Δ

  30. ม׵ϩδοΫΛॻ͘

  31. https://github.com/ima1zumi/ruby_encoding_iroha

  32. Remove Encoding#replicate Ruby 3.3

  33. None
  34. None

  35. Welcome to faster Encodings