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オブジェクト指向でなぜ作るのか【第5章】

 オブジェクト指向でなぜ作るのか【第5章】

勉強会ように作成した「オブジェクト指向でなぜ作るのか」5章の発表資料です。

Yuki Horikoshi

June 27, 2021
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  1. ྠಡձʹͯງӽ༏ر
    ΦϒδΣΫτࢦ޲Ͱ
    ͳͥ࡞Δͷ͔
    ষϝϞϦͷ࢓૊Έͷཧղ͸ϓϩάϥϚͷͨ͠ͳΈ

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  2. ຊষͷྲྀΕ
    ཁ఺ɿ001ͷϝϞϦͷ࢖͍ํΛ஌Ζ͏
    ҰൠతͳϓϩάϥϜͷ࣮ߦํ๏Λ஌Δ
    $16Ͱͷ࣮ߦͷ͞ΕํΛ஌Δ
    ϝϞϦͷ࢖ΘΕํΛ஌Δ
    001ͷ৔߹ͰͷϝϞϦͷ࢖͍ํΛ஌Δ
    ΨϕʔδίϨΫλΛ஌Δ
    ҰൠతͳϓϩάϥϜͷϝϞϦͷ࢖͍ํΛ஌্ͬͨͰɺ001ͷ৔߹
    Λ஌Ζ͏ͱ͍͏ষɻଟ͍ͨΊղઆͳ͍ͱ೉͍͠෦෼ͷΈղઆɻ

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  3. ϓϩηεͱεϨου
    001ͷϝϞϦͷ࢖͍ํ
    ϝιουςʔϒϧ
    ΨϕʔδίϨΫλ
    ଟ͍ͷͰɺཁ఺Λ঺հ
    ໨࣍
    ࿩͓ΊͰͱ͏

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  4. ϓϩηεͱεϨου
    001ͷϝϞϦͷ࢖͍ํ
    ϝιουςʔϒϧ
    ΨϕʔδίϨΫλ
    ଟ͍ͷͰɺཁ఺Λ঺հ
    ໨࣍

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  5. w ϓϩάϥϜͷίʔυ͕ػցޠʹ຋༁͞Ε࣮ͯߦ
    w ΞϓϦέʔγϣϯͷதͰԿ͔Λ࣮ߦ͢Δ͜ͱ͕͋Δ
    ྫʣ8PSEͰจষΛೖྗͭͭ͠ಉ࣌ʹߍਖ਼ͯ͘͠ΕΔ
    ϓϩηε͕εϨουΛؚΉ
    ෳ਺ͷεϨουΛॱ൪ʹ୹͍࣮ؒߦΛ͍ͯ͠Δ
    ࣮ࡍͷ$16͕ߦ͏࡞ۀʹ͍ͭͯ
    ϓϩηεͱεϨου
    ϓϩηε εϨου εϨου

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  6. ࣮ԋ

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  7. Ͳ͏͍͏ॱংͰ
    ࣮ߦ͞ΕΔ͔ෆఆʂ

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  8. ϓϩηεͱεϨου
    001ͷϝϞϦͷ࢖͍ํ
    ϝιουςʔϒϧ
    ΨϕʔδίϨΫλ
    ଟ͍ͷͰɺཁ఺Λ঺հ
    ໨࣍

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  9. w ੩తྖҬ
    w ώʔϓྖҬ
    w ελοΫྖҬ
    ̏ͭͷྖҬͰ؅ཧ͞ΕΔ
    001ಠಛͷϝϞϦ؅ཧํ๏
    ϝϞϦͷ؅ཧํ๏

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  10. w ੩తྖҬ
    ϓϩάϥϜͷ࣮ߦ࣌ʹ֬อ
    มΘΒͳ͍΋ͷΛஔ͘
    ۩ମతʹ͸άϩʔόϧม਺ɺ࣮ߦՄೳͳܗࣜʹͨ͠ίʔυ
    001ಠಛͷϝϞϦ؅ཧํ๏
    ϝϞϦͷ؅ཧํ๏

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  11. w ώʔϓྖҬ
    ಈతʹ֬อ͞ΕΔϝϞϦྖҬ
    ΞϓϦέʔγϣϯ͔Β04ʹϝϞϦྖҬΛཁٻ
    ׂΓ౰͕ͯߦΘΕΔ
    001ಠಛͷϝϞϦ؅ཧํ๏
    ϝϞϦͷ؅ཧํ๏

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  12. w ελοΫྖҬ
    αϒϧʔνϯ੍ޚͷͨΊʹݺͼग़͞ΕΔϝϞϦ
    ˠ3VCZͰ͍͏ϝιουͷ͜ͱ
    001ಠಛͷϝϞϦ؅ཧํ๏
    ϝϞϦͷ؅ཧํ๏

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  13. ϓϩηεͱεϨου
    001ͷϝϞϦͷ࢖͍ํ
    ϝιουςʔϒϧ
    ΨϕʔδίϨΫλ
    ଟ͍ͷͰɺཁ఺Λ঺հ
    ໨࣍

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  14. 1ʙಉ͡Ϋϥεͷར༻
    ϝιουςʔϒϧ
    Ҿ༻ɿ
    IUUQTRJJUBDPNNTNBOJBJUFNTEGCEFDEG

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  15. View Slide

  16. View Slide

  17. 1ʙ001ͷϙϦϞʔϑΟζϜͷৄࡉɺഎܠ
    ϝιουςʔϒϧ
    Ҿ༻ɿ
    IUUQTZIBSBKQPPQWUBCMF

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  18. View Slide

  19. 1ʙಉ͡Ϋϥεͷར༻
    ϝιουςʔϒϧ
    w ܧঝ͞Εͨͷͪɺϝιουͷத਎͕มΘͬͯ΋ಉ͡ํ๏Ͱݺͼग़
    ͤΔ
    w ͦΓΌͦ͏Ͱ͠ΐͬͯࢥ͍͕͕ͪͩɺཪͰϝιουςʔϒϧ͕ಇ
    ͖ɺͦΕͧΕͷϝιουʹϙΠϯλΛ͚ͭͯ͘Ε͍ͯΔͨΊɺ࣮
    ݱͰ͖Δ
    w ࣮ࡍͷϝιου͸ҟͳΔ͕ɺݺͼग़͠ଆʹ͸ಉ͡ʹݟ͑Δʮ࢓૊
    Έʯʢ1ʣ

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  20. ϓϩηεͱεϨου
    001ͷϝϞϦͷ࢖͍ํ
    ϝιουςʔϒϧ
    ΨϕʔδίϨΫλ
    ଟ͍ͷͰɺཁ఺Λ঺հ
    ໨࣍

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  21. 1001ͷ࢓૊ΈͷҰͭʮෆཁͳΠϯελϯεͷ࡟আʯ
    ΨϕʔδίϨΫλ
    w ಠཱͨ͠εϨουͱ࣮ͯ͠ߦ͞Ε͍ͯΔ
    ώʔϓྖҬ
    ࡟আ

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  22. 1001ͷ࢓૊ΈͷҰͭʮෆཁͳΠϯελϯεͷ࡟আʯ
    ΨϕʔδίϨΫλ
    w ͳͥͦΜͳ͜ͱ͕Ͱ͖Δ͔ʁ
    ಠཱͨ͠ΠϯελϯεΛݟ͚ͭΔ͔Β
    ελοΫͱϝιουΤϦΞ͕ɺΠϯελϯεͷωοτϫʔΫΛ࡞Γ
    ग़͢ʢ࣍ͷਤʣ
    ͦͷதͷɺಠཱͨ͠΋ͷ͕࡟আ͞ΕͯώʔϓྖҬ͕ۭ͘

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  23. 1001ͷ࢓૊ΈͷҰͭʮෆཁͳΠϯελϯεͷ࡟আʯ
    ΨϕʔδίϨΫλ

    View Slide