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Minor Writing Go Learn from Standard package

po3rin
October 19, 2018
120

Minor Writing Go Learn from Standard package

[初心者向け]Go言語の勉強のひとつに標準パッケージのコードリーディングがる。暇な時に見つけた「こんな書き方できるの?」を紹介します。

po3rin

October 19, 2018
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Transcript

  1. .JOPS8SJUJOH(P
    -FBSOGSPN4UBOEBSEQBDLBHF

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  2. !QPSJO
    'SPOUFOE%FWFMPQNFOU#BDLFOE%FWFMPQNFOU
    (PMBOH1ZUIPO+BWB4DSJQU
    QBHF
    (P6ODP-5 .JOPS8SJUJOH(P

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  3. QBHF
    *OUSPEVDUJPO
    \

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  4. *OUSPEVDUJPO
    QBHF
    -FBSOGSPN4UBOEBSE1,(

    (Pݴޠͷษڧͷͻͱͭʹඪ४ύο
    έʔδͷίʔυϦʔσΟϯά͕ΔɻՋ
    ͳ࣌ʹݟ͚ͭͨʮ͜Μͳॻ͖ํͰ͖
    ΔͷʁʯΛ঺հ͠·͢ɻ
    (P6ODP-5 .JOPS8SJUJOH(P

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  5. QBHF
    -PPQQSPDFTTJOH
    'SPNCVpPTDBOHP
    \

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  6. GPS
    TDBOHP ͷ ߦ໨ʹݟ׳Εͳ͍
    GPS ͷ࢖͍ํ͕͋ΔɻϓϥΠϕʔτ
    ͳఆ਺Ͱແݶϧʔϓ͍ͨ͠ͱ͖ͱ͔
    ͸ྑ͍͔΋͠Εͳ͍
    QBHF

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  7. QBHF
    *NQPSU
    'SPNCZUFTDPNQBSF@UFTUHP
    \

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  8. GPS
    ඪ४ύοέʔδͷςετͰΑ͘Έ͔
    ͚ΔɻυοτΛ͚ͭͯΠϯϙʔτ͢
    Δͱʮ1SJOUMO IFMMPXPSMEz
    ʯͳͲ
    ͷΑ͏ʹύοέʔδ໊Λলུͯ͠ॻ
    ͚Δɻ ։ൃͷࡍ͸ඇਪ঑Β͍͠

    QBHF

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  9. QBHF
    BSSBZUPTMJDF
    'PSNGNU@UFTUHP
    \

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  10. BSSBZUPTMJDF
    ֤ύοέʔδͰΈ͔ͭΔ<>ͱ͍
    ͏දهɻ͜Ε͸BSSBZܕΛͦͷ
    ··TMJDFܕʹม׵͢ΔɻTMJDF
    ͔͠ڐ͞ͳ͍ؔ਺ͷҾ਺ʹBSSBZ
    Λ౉͍ͨ࣌͠ʹ࢖͍ͬͯΔ
    QBHF

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  11. QBHF
    TIPSUIBOE
    'PSNCVJMECVJMEHP
    \

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  12. TIPSUIBOE
    ϝιουΛؔ਺ͱͯ͠ϥοϓ͢
    Δ͜ͱͰɺผύοέʔδͰ୹͍
    هࡌ͕ՄೳʹͳΔɻJOJUؔ਺ͱ
    ૬ੑ͕ྑ͍ؾ͕͢Δɻ
    QBHF

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  13. $PODMVTJPO
    QBHF
    ΈΜͳͰඪ४ύοέʔδΛಡ΋͏
    ࣗ෼͸BMJBTHPTbVTSMPDBMHP`ઃఆͯ͠·͢ɻ
    (P6ODP-5 .JOPS8SJUJOH(P

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