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正規表現で心が折れた/Regular expressions broke my heart

cottondesu
January 22, 2024
Science
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25

正規表現で心が折れた/Regular expressions broke my heart

cottondesu

January 22, 2024
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Transcript

  1. ਖ਼نදݱͰ৺͕ંΕͨ LBOB[BXBSCNFFUVQ ೥݄೔

  2. !DPUUPO@EFTV 8FCΤϯδχΞෆ຾঱ΤϯδχΞ

  3. ਖ਼نදݱͱ͸ʁ

  4. จࣈྻ಺Ͱจࣈͷ૊Έ߹ΘͤΛর ߹͢ΔͨΊʹ༻͍ΒΕΔύλʔϯ

  5. !<";> a,!<";>  !<";>

  6. ຐ๏ͷढจ

  7. ਖ਼نදݱͰղܾͰ͖Δ ͔Θ͔Βͳ͍͚Ͳ

  8. ਖ਼نදݱͰ ৺͕ંΕͨ

  9. ΍Γ͍ͨ͜ͱ͸

  10.  LBOB[BXBSC LBOB[BXBSC ҎԼͷจࣈྻύλʔϯ͕͋Δͱ͢Δɻ ੺Լઢʹ֘౰͢Δจࣈྻ͕ೖྗ͞Εͨ৔߹ ҰகՕॴΛTQBODMBTTlIPHFzೖྗจࣈྻTQBOͰ ஔ׵͍ͨ͠ ྫ ೖྗ͞Εͨจࣈྻ͕[BXBͷ৔߹ ҎԼͷΑ͏ͳஔ׵͕͍ͨ͠

     LBOB[BXBSC LBOBTQBODMBTTlIPHFz[BXBTQBOSC

  11. ਖ਼نදݱͭΑͭΑ ͷਓୡڭ͑ͯ

  12. ໰୊Ͱ͢

  13.  LBOB[BXBSC LBOB[BXBSC ೖྗจࣈྻɿ[BXB  LBOB[BXBSC LBOBTQBODMBTTlIPHFz[BXBTQBOSC ஔ׵ JavaScriptͷྫ str.replace(pattern,rep)

    //str:ஔ͖׵͑ର৅จࣈྻɹpattern:ਖ਼نදݱɹrep:ஔ͖׵͑ޙจࣈྻ Rubyͷྫ str.sub(pattern,rep) //str:ஔ͖׵͑ର৅จࣈྻɹpattern:ਖ਼نදݱɹrep:ஔ͖׵͑ޙจࣈྻ

  14. ·ͱΊ w ਖ਼نදݱͰ৺͕ંΕͨ w ୅มҊͰରԠ͕ͨ͠৺ͷই͸༊͑ͳ͍ w ୅มҊ͸ޙଓͷ ͱ੾Γ෼͚ͯɺޙଓͷ ಺ͷจࣈ ྻͷΈஔ׵ͯ͠ɺ࠷ޙʹલ൒෦෼ͱ݁߹ͰରԠ

    w ࠓ೥ͷ໨ඪ͸ਖ਼نදݱͪΐͬͱڧ͘ͳΔ  LBOB[BXBSC LBOB[BXBSC ͚ͩ͜͜ஔ׵