CarbonとMutableオブジェクトの話

Transcript

1. CarbonͱMutableΦϒδΣΫτͷ࿩
   1)1ษڧձ
   

2. ໊લ
   
   ෋ॴ
   ྄
   3ZP
   5PNJEPLPSP ৬ۀ
   
   8FC
   "QQMJDBUJPO
   &OHJOFFS ॴଐ
   
   *OOPWBUPS
   +BQBO
   *OD ࡶ༻୲౰ झຯ
   
   όεέοτϘʔϧ؍ઓ

3. Carbonͱ͸ʁ

4. $BSCPOͱ͸ʁ Carbon - A simple PHP API extension for DateTime.

   DateTimeΫϥεͷAPI֦ு IUUQTDBSCPOOFTCPUDPN

5. $BSCPOͱ͸ʁ ศར ௚ײతͰ෼͔Γ΍͍͢ ๛෋ͳAPIͱυΩϡϝϯτ

6. MutableΦϒδΣΫτͱ͸ʁ

7. .VUBCMFΦϒδΣΫτͱ͸ʁ MutableΦϒδΣΫτ ͦͷঢ়ଶΛม͑Δ͜ͱ͕ग़དྷΔΦϒδΣΫτ ImmutableΦϒδΣΫτ ͦͷঢ়ଶΛม͑Δ͜ͱ͕ग़དྷͳ͍ΦϒδΣΫτ ࢀর) Πϛϡʔλϒϧ - Wikipedia |

   https://ja.wikipedia.org/wiki/Πϛϡʔλϒϧ

8. ຊ೔ͷେࣄͳςʔϚ

9. ຊ೔ͷॏཁࣄ߲ 1. CarbonΛ௨ͯ͡MutableɺImmutableΛ֮͑Α͏ ಛʹImmutableͷ֓೦͸ͱͯ΋େ੾ 2. CarbonͷίʔυϨϏϡʔྗUP Carbon͸࣌ʹةݥͳίʔυΛੜΈग़͢ ৯͍ࢭΊ·͠ΐ͏ʂ

10. ຊ೔ͷॏཁࣄ߲ ͔͠͠ɺී௨ʹίʔυྫΛಡΜͰ΋๞͖ΔͷͰ… ΫΠζܗࣜͰίʔυϨϏϡʔͯ͠Έ·͠ΐ͏ʂ

11. CarbonΫΠζ

12. $BSCPOΫΠζ A܅͸usersςʔϒϧʹొ࿥͞ΕͨϢʔβσʔλͷத ͔Βɺ࠷ۙ̏ϲ݄Ҏ಺ʹొ࿥͞ΕͨϢʔβσʔλΛ நग़͢ΔॲཧΛ࡞Δ͜ͱʹͳΓ·ͨ͠ɻ ͔͠͠ɺA܅͕࡞੒ͨ͠ϓϩάϥϜʹ͸໰୊͕͋ͬ ͯਖ਼͘͠ϢʔβσʔλΛநग़Ͱ͖·ͤΜͰͨ͠ɻ

13. $BSCPOΫΠζ ࣍ͷίʔυͷԿߦ໨ʹ໰୊͕͋ΔͰ͠ΐ͏͔ʁ ͦͯ͠ɺͦΕ͸ԿނͰ͠ΐ͏͔ʁ

14. $BSCPOΫΠζ ࣮ࡍͷϓϩάϥϜʢൈਮʣ 1. Կߦ໨͕໰୊ʁ 2. Կ͕໰୊ʁ

15. CarbonΫΠζ - ղ౴ฤ

16. $BSCPOΫΠζ 1. Կߦ໨͕໰୊ʁ -> 14ߦ໨ 2. Կ͕໰୊ʁ -> subMonthϝιουͰ$todayࣗମ΋มߋ͞Εͯ͠·͏

17. CarbonΫΠζ - ໛ൣղ౴1

18. $BSCPOΫΠζ copy()ϝιουΛ࢖͏ $todayͷෳ੡Λ࡞Δ͜ͱͰɺ$todayࣗମͷมߋΛආ͚Δ

19. CarbonΫΠζ - ໛ൣղ౴2

20. $BSCPOΫΠζ Carbon2 CarbonImmutableͳΒɺ$today͸ImmutableͳͷͰෆม

21. $BSCPOΫΠζ Carbon2 AliasΛ࢖͑͹ɺϓϩάϥϜͷมߋແ͠ɻ

22. ·ͱΊ

23. ·ͱΊ ɾCarbon͸ѱ͘ͳ͍ ɾAPI֦ுͷੑ࣭Λ͖ͪΜͱ೺Ѳ͢Δ͜ͱ ɾMutable, ImmutableΦϒδΣΫτΛ֮͑Α͏

24. ͓·͚

25. $BSCPOͱ$BSCPO MutableΦϒδΣΫτ ImmutableΦϒδΣΫτ ɾCarbon1ܥ ɾDateTimeΫϥεͷ֦ுAPI ɾCarbon2ܥ ɾDateTimeImmutableΫϥεͷ֦ுAPI

26. %BUF5JNF*NNVUBCMFΫϥε ࢀর) PHPϚχϡΞϧ | http://php.net/manual/ja/class.datetimeimmutable.php