edirrevro_tfel-ot-thgiR

432e3777ce2fc4dcf043a3a3f22258f5?s=47 Takayuki_Sei
August 23, 2018
Programming
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700

 edirrevro_tfel-ot-thgiR

432e3777ce2fc4dcf043a3a3f22258f5?s=128

Takayuki_Sei

August 23, 2018
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Transcript

  1. edirrevro tfel-ot-thgiR

  2. @daybysay GREE, Inc. Wright Flyer Live Entertainment, Inc.

  3. None

  4. ࠓ೔ͷ࿩

  5. U+202Eʹ͝༻৺

  6. 8/11 ݄ϊඒ㙽 REALITY ॳϥΠϒ഑৴ͷ೔

  7. None

  8. Μʁ

  9. None

  10. ໊લͱίϝϯτ͕ ٯస͍ͯ͠Δਓ͕͍Δ!? Σʢёʣ

  11. None

  12. ϩά΍؅ཧը໘पลͷ จষ΋ٯసͯ͠Δ!? Σʢёʣ

  13. Կނʁ

  14. ݁࿦ Ϣʔβ໊ͷઌ಄ʹ U+202E(Right-to-left override, RLO)͕ೖ͍ͬͯͨ

  15. U+202E? • UnicodeͰنఆ͞Ε͍ͯΔ੍ޚจࣈ • U+202EҎ߱ͷจࣈྻΛڧ੍తʹӈ͔Βࠨ΁ද ࣔ • U+202D(Left-to-right override, LRO)΍ɺଞʹ

    ΋දࣔํ޲Λม͑Δ੍ޚจࣈ͕ଘࡏ͢Δ

  16. Demo

  17. ͲͷΑ͏ʹରԠ͢΂͖͔ʁ • τϦϜ or ڋ൱ • ྫ͑͹Twitter͸Լهͷ༷ʹରԠ͍ͯ͠Δ • Ϣʔβ໊: ෆਖ਼ͳจࣈ൑ఆͯ͠Τϥʔ

    • ౤ߘ: τϦϜͯ͠౤ߘ

  18. SwiftͰͷU+202E൑ఆ

  19. ·ͱΊ • U+202E౳ͷදࣔํ޲Λม͑Δ੍ޚจࣈ͕ଘࡏ͢ Δ • จࣈΛදࣔ͢Δ͋ΒΏΔՕॴʹӨڹ͕ग़͏Δ • ݟͨ໨্ͷํ޲Λม͑ΔͨΊͷ੍ޚจࣈ͕ೖྗ͞ Εͨ৔߹ͷӨڹɾରࡦΛߟ͑Δ •

    ൑ఆ͸String.containsͰՄೳ

  20. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ @daybysay ΤϯδχΞืूத!!