誰でも分かる正規表現

by Atsushi Nakatsugawa

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୭Ͱ΋෼͔Δਖ਼نදݱ .00/(*'5த௡઒ಞ࢘

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ਖ਼نදݱͬͯʁ จࣈྻͷू߹ΛҰͭͷจࣈྻͰදݱ͢Δ͜ͱ

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ྫɿจࣈྻͷൺֱ l"""zͱl"""zˠ˓ l""#zͱl"""zˠº

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ྫɿਖ਼نදݱͷൺֱ l"""zͱ""ˠ˓ l""#zͱ""ˠº

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ه߸ͷछྨ Կ͔Ұจࣈ άϧʔϓ BcCcD ൣғ ɺ";ɺB[ ճ਺ࢦఆ \ ^ ز͔ͭ ·ͨ͸ݸ ݸҎ্ ݸҎ্ จ಄ ? จ຤

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ಛघจࣈ վߦ aSɺaOɺaSaO λϒ aU = aa εϖʔε aT < a< υοτ a ϓϥε a ͸ͯͳ a εϥογϡ a Կ͔จࣈ aX

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Ϛον ਖ਼نදݱʹϚονͨ͠৘ใΛஔ׵ʹར༻͢Δ த௡઒ಞ࢘SFQMBDF ? aT z ಞ࢘ த௡઒

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ྫ zUFTU!FNBJMDPNz zUFTU!FYBNQMFDPNz zUFTU!XJMEDBSEDPNz zBUTVTIJ!NPPOHJGUKQz ϝʔϧΞυϨεΛൈ͖ग़͢

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ྫ zUFTU!FNBJMDPNz zUFTU!FYBNQMFDPNz zUFTU!XJMEDBSEDPNz zBUTVTIJ!NPPOHJGUKQz

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ྫ UFTU!FNBJMDPN B UFTU!FYBNQMFDPN UFTU!XJMEDBSEDPN BUTVTIJ!NPPOHJGUKQ

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ྫ UFTU!FNBJMDPN B UFTU!FYBNQMFDPN UFTU!XJMEDBSEDPN BUTVTIJ!NPPOHJGUKQ

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ྫ %0$5:1&IUNM IUNMMBOHFO IFBE NFUBDIBSTFUVUG NFUBIUUQFRVJW96"$PNQBUJCMFDPOUFOU*&FEHF NFUBOBNFWJFXQPSUDPOUFOUXJEUIEFWJDFXJEUI JOJUJBMTDBMF UJUMF#PPUTUSBQ5FNQMBUFUJUMF #PPUTUSBQ MJOLISFGDTTCPPUTUSBQNJODTTSFMTUZMFTIFFU IFBE ɿ IUNM IUUQTSFHFYDPNSON&W;

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ϓϩάϥϜ͔Β࢖͏৔߹ จࣈྻ͸l΍bΛ࢖͏ɻਖ਼نදݱ͸Λ࢖͏  ͨͩ͠1)1͸zzͰ࢖͏ lz

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लؙͰ࢖͏৔߹ Ϛονͨ͠จࣈ͸Ͱ͸ͳ͘=

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&YDFMͰ࢖͏৔߹ IUUQTSDFEJUQFLPSJKQUPPMFYDFMSFIUNM

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·ͱΊ w ֤ݴޠ΍ιϑτ΢ΣΞͰบ͕͋ΔͷͰ஫ҙ w ϝϞா͸͕͢͞ʹͳͦ͞͏ͳͷͰ஫ҙ w ֮͑Δͱ৭ʑ࡞ۀָ͕ʹͳΔͷͰ֮͑·͠ΐ͏

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ϫʔΫγϣοϓ "ۀ຿Ͱ࢖͍ͬͯΔศརπʔϧ #࠷ۙͷۀ຿Ͱࠔͬͨ࿩