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ϓϩΛࢦ͢ਓͷͨΊͷ Rubyೖ (νΣϦʔຊ) ΛֶΜͰͭ·͍ͣͨͱ͜Ζ
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ࣗݾհ ২ ٛ५ twitter @yoshihiroUeki ϑΟϤϧυϒʔτΩϟϯϓͰ ֶΜͰ·͢
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͡Ίʹ
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νΣϦʔຊಡΜͰ͍ͯͭ·͍ͣͯຊͱ ʹΒΊͬ͜͢Δࣄ͕͋Γɺ ͜͏Ώ͏ֶͼํΛ͢Εྑ͔ͬͨͳʔͬͱ ࢥͬͨࣄΛൃද͍ͨ͠ͱ͓͍·͢
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ൃදͷྲྀΕ ͡Ίʹ ൃදͷྲྀΕͷઆ໌ ͭ·͍ͣͨॴͷઆ໌ ͜͏Ώ͏ֶͼํΛ͢Εྑ͔ͬͨࣄ:ରࡦᶃʙᶉ ·ͱΊ ࠓ͜͜
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త νΣϦʔຊΛ͜Ε͔ΒಡΉਓ ࠓಡΜͰΔਓ ͏Ұ෮श͠Α͏ͱ͍ͯ͠Δਓ ಉ͡ॴͰͭ·͍͍ͮͯΔ͔Εͳ͍ͷͰڞ༗ ͠Α͏ͱࢥ͍·ͨ͠
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ҙ RubyΛҰ௨ΓֶΜͰ͍Δ͔ͨಘΒ ΕΔࣄগͳ͍͔Ͱ͢
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ͭ·͍ͣͨॴ 7ষ 7.4.3 ྫɿɹվࡳػϓϩάϥϜ
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ൃදͷεϥΠυʹ͋Δίʔυʹ͍ͭͯ ϓϩΛࢦ͢ਓͷͨΊͷRubyೖͷ7ষɺ 7.4.3ɹྫɿվࡳػϓϩάϥϜͷίʔυΛҾ༻͍ͯ͠·͢ɻ
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γφϦΦʁ
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ӡ͕Γ͍ͯΔ͔Ͳ͏͔Λผ͢Δ 150ԁͷූΛߪೖ͢Δ കాͰೖ͠ɺࡾࠃͰग़͢Δ ظ͢ΔޮՌ:ग़Ͱ͖ͳ͍
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ͦͯࣸ͠ܦ͠·ͨ͠
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ຊॻʹ͋Δ γʔέϯεਤΛݟΔ
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ࣸܦͨ͠ίʔυͱ γʔέϯεਤ ΈͯΘ͔Βͳ͍
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ςετίʔυͰ ΤϥʔͰΔ
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Ͳ͏͠Α͏ʙ
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͚͕࣌ؒͩա͗Δ
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͜͏Ώ͏ֶͼ͔ͨ ͢Εྑ͔ͬͨࣄ
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ରࡦᶃ
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·ͣຊΛ ࠷ޙ·Ͱ ಡΈΔ
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ࣸܦͨ͠ίʔυͷ ޡΓʹؾ͚ͮΔ
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ҰΜͰ͍ΔՕॴΛ ΕͯΈΔࣄͰ ؾ͚Δࣄ͕͋Δ
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ରࡦᶄ
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ࣗͰγʔέϯεਤ Λ͔͍ͯΈΔ
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গͣͭ͠Πϝʔδ͕ ௫ΜͰ͘Δ
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ରࡦᶅ
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ίϝϯτ͢Δ
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Ҏલ
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Մಡੑ͋͛ΔͨΊʹ ίϝϯτ߇͚͑ͯͨ Ͳ
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ਓʹݟͤͣʹ͕ࣗ ཧղ͢ΔҝͩͬͨΒ ͍͍͔
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·ͩश͍ͨͯͷਓ
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ରࡦᶆ
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ෳͷίʔυΛ දࣔͤ͞Δ
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Ҏલ
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̍ͭ̍ͭ ϑΝΠϧΛ ։͍ͯͨ
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Πϝʔδ͕ͭ ͔Ίͳ͍
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ෳͷϑΝΠ ϧΛදࣔ
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ෳදࣔ͢ࣄͰ Ѳ͍͢͠ʂ
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ରࡦᶇ
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γʔέϯεਤͱ ίʔυΛࢦ͞͠ͳ͕Β ૾্ͷਓʹΛͩ͠ͳ͕ Βઆ໌͢Δ
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ࢦΛ͞͠ͳ͕Βઆ໌͢ ΔաఔͰ಄ͷத͕ཧ ͞ΕΔ
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Կ͕ཧղͰ͖ͯͳ͍͔ ໌֬ʹͳΔ
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ରࡦᶈ
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ίʔυΛݱ࣮ੈք ʹӨͤ͞Δ
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ྫ͑ͪ͜Βͷ ίʔυ
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umeda = Gate.new(:umeda) Ͱകా(umeda)ʹվࡳ͕Ͱ͖Δɻ ेࡾ(juso).newͰಉ͡Α͏ʹͰ͖ Δɻ Ticket.newͰ150ԁͷූΛߪೖ ͢Δɻ ͱ͍͏ྲྀΕͰݱ࣮ʹകా͔Βɺ ූΛങͬͯվࡳ௨ͯ͠ɺվࡳΛग़ ΔͱΠϝʔδͯ͠ΈΔɻ
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खॻ͖Ͱॻ͍ͨ γʔέϯεਤ
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ͱ
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ίʔυΛݟൺͳ͕Β ૾ͯ͠ΈΔͱཧղ ͕ਐΉ
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ରࡦऴΘΓ
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ͦΕͰཧղᘳͰ ͢Ͷʁ
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ͱݴΘΕΔͱࣗ৴ ͳ͍
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͚ͲɺςΩετͱʹΒΊͬͯ͜͠ ͍ͨҎલͱൺΕཧղਐΜͩ ͱ͓͍·͢
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·ͱΊ
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৭ʑͳ͔֯Β ཧղ͢Δͷ େͩͱֶͼ·ͨ͠
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ࣗҰਓͩͱ ৭ʑͳ͔֯Βཧղͷํ͢Δൃ ͜͜·Ͱੜ·Εͳ͔͔ͬͨͰ͢
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ΞυόΠεΛ͘Εͨ ͕͍ؒͯ͘Εͯ ຊʹײँͰ͢
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ऴΘΓ ͝ਗ਼ௌ͋Γ͕ͱ͏ ͍͟͝·ͨ͠