コメントの書き方から見る 良いコードについての考察
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NakanishiTetsuhiro
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ίϝϯτͷॻ͖ํ͔ΒݟΔ ྑ͍ίʔυʹ͍ͭͯͷߟ Re:Build.inc TETSU (Twitter: @kaoru6strings) 20201݄10ʢʣ WebφΠτٶ࡚ Vol.8ɹʙͯ͛ྑ͍ίʔυॻ͖͍ͨʙ https://mokumoku-naha.connpass.com/event/154703/
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• ͳ·͑ɿͯͭ • גࣜձࣾϦϏϧυॴଐ • ϦϞʔτϫʔΫͯ͠·͢ • ࠷ۙϚʔέςΟϯάษڧத • Twitter -> @kaoru6strings Information
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Skill sets Ͱ͖Δ ͪΐͬͱͰ͖Δ GSPOUFOE +4 7VFKT /VYUKT K2VFSZ #BDLFOE -BSBWFM 3VCZPOSBJMT 1ZUIPO *OGSBTUSVDUVSF %PDLFS -JOVY "84 .BDLFSFM 7JSUVBM#PY 7BHSBOU ($1
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ࣗࣾαʔϏεͷ͝հ
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લఏ • ͜Ε͔Β͢͜ͱதݸਓͷݟղͰ͢ɻ͞·͟·ͳਓͷҙݟΛ ෳ߹ͯࣗ͠ͷ͑Λݟ͚͍ͭͯͩ͘͞ • ຊࢿྉʹొ͢ΔίʔυશͯμϛʔͷίʔυͰ͢ɻΠϝʔδ Λ௫Ή͜ͱʹͷΈར༻͍ͯͩ͘͠͞ɻ
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ྑ͍ίʔυͱ…
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దʹίϝϯτ͕هड़͞ΕͨίʔυͰ͋Δ
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దʹίϝϯτ͕هड़͞ΕͨίʔυͰ͋Δ ※ॾઆ͋Γ
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ຊLTͰࢦ͢ʮྑ͍ίʔυʯͷఆٛ • ࣍ͷਓ͕ಡΈ͍͢ίʔυͰ͋Δ • ࣍ͷਓ͕มߋΛՃ͍͑͢ίʔυͰ͋Δ
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ίϯτϩʔϥʔ
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Α͘ݟΔײ͡ͷίϯτϩʔϥʔ
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ॲཧ͕3ͭͷ ϒϩοΫʹ Θ͔Εͯͦ͏ Α͘ݟΔײ͡ͷίϯτϩʔϥʔ
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Α͘ݟΔײ͡ͷίϯτϩʔϥʔ
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վળҊ → ίϝϯτΛফ͢ → ϓϥΠϕʔτϝιουʹ͚Δ fetchSpecialPages() → ϓϥΠϕʔτϝιουʹ͚Δ fetchProductsForTopPage() ༨༟͕͋ΕServiceΫϥεͷར༻Λݕ౼
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ݸਓతʹίϝϯτͰิͬͯ͘ΕΔͱخ͍͠໘ • ཧ༝͕͋ͬͯσϑΝΫτελϯμʔτͰͳ͍ίʔυΛॻ͍ͨͱ͖ ྫʣߴͳίʔυΛॻ͘ඞཁ͕͋ͬͨͨΊORMΛ༻ͤͣDB͔ΒσʔλΛऔಘͨ͠ͱ͖ • ࣌ؒతͳ͕͋ͬͨɾௐࢠ͕ѱ͔ͬͨͳͲɺվળͷ༨͕͋Δ ίʔυΛ͔͍ͯ͠·ͬͨͱ͖ ※Ͱ͖ΕίʔυϨϏϡʔͰରԠ͢Δ͔ɺνέοτͰཧͯ͠΄͕͋͠͞Δ
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ؔ
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ؔ࡞ͷجຊϧʔϧ ؔͷ1ߦͰػೳ͕༧ଌͰ͖ΔΑ͏ʹ͢Δ
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ؔͷྫɿBad… ͬͨઌͰͳΜͷ͔ؔΘ͔Βͳ͍…
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ؔͷྫɿGood!
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ม
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มએݴ࣌ͷجຊϧʔϧ ͪΐͬͱ͘Β͍͘ͳ͍͍͔ͬͯΒ มͷத͕ͳΜͳͷ͔Θ͔ΔΑ͏ʹ͔͘
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มͷྫ
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ࢀߟॻ੶ɾ͓͢͢Ίॻ੶
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ࢀߟॻ੶ɾ͓͢͢Ίॻ੶
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ࠂ
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Information
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͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠
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͓·͚
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ݱ࣮ੈքʹྫ͑ΔͱΘ͔Γ͍͢Α ※ॾઆ͋Γ
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ݱ࣮ੈքͰLaravelΛߟ͑ͯΈΔ
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େاۀʹ͓٬͞Μ͕དྷͨ ड Ӧۀ෦ ͓٬͞Μ ސ٬ใ
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LaravelͷׂͰ໊લΛ͚ͭΔͱ͜Μͳײ͡ $POUSPMMFS 4FSWJDF $MBTT )5513FRVFTU &MPRVFOU