僕とprototypeとJSONで / Me and prototype down by the JSON

Transcript

1. ๻ͱprototypeͱJSONͰ Edward Fox 2018/12/20 @We Are JavaScripters! #27

2. @edwardkenfox Edward Fox ɾWEBΤϯδχΞ @ Reproגࣜձࣾ ɾWEBʗϒϥ΢βٕज़શൠɺPWA ɾΫϥϑτϏʔϧɺԻָɺόεέ

3. https://pmctvline2.files.wordpress.com/2014/04/friday-the-13th-dw.jpg ࠓ೔͸JSONͷා͍࿩͠·͢ ʢ࣮࿩Ͱ͢ʣ

4. ීஈͷۀ຿ = ReproͷWeb SDKͷ։ൃ + อक = ৭ʑͳαΠτͰಈ͘ίʔυΛॻ͘

5. ৭ʑͳαΠτͰಈ͘ ίʔυΛॻ͍͍ͯΔͱ ࣌ʹحոͳ৔໘ʹૺ۰͠·͢

6. ͱΓ͋͑ͣݟ͍ͯͩ͘͞

7. 2008೥ʹ։ઃ͞Εͨ ϑΝογϣϯܥECαΠτ

8. ΠέͯΔαΠτ͸ ΠέͯΔϑϨʔϜϫʔΫΛ࢖͏

9. 2008೥౰࣌࠷΋ΠέͯΔ ϑϨʔϜϫʔΫ = prototype.js
 ʢҟ࿦͸ೝΊ·͢ʣ

10. http://prototypejs.org

11. ΦϒδΣΫτͷϓϩτλΠϓʹ উखʹ ྑ͍ײ͡ʹؔ਺Λੜ΍ͯ͠ ྑ͍ײ͡ͷAPIΛఏڙͯ͘͠ΕΔ

12. ͡Ό͋Ұମ prototype.js ͕ ͳʹΛͨͬͯ͠ݴ͏Μͩʂ

13. ͜͜ͰҰ୴ JSONͷ࢓༷ΛݟͯΈ·͠ΐ͏

14. https://www.ecma-international.org/ecma-262/5.1/

15. https://www.ecma-international.org/ecma-262/5.1/#sec-15.12.3

16. https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify > If the value has a toJSON() method, it's

    responsible to define what data will be serialized.

17. Α͏͢Δʹ

18. JSONͷதͰvalueͱͳ͍ͬͯΔ ΦϒδΣΫτʹ toJSON ͱ͍͏ ؔ਺͕ੜ͑ͯΕ͹ ͦΕΛ࢖ͬͯγϦΞϥΠζ͢Δ

19. prototype.js ʹ໭ͬͯݟͯΈΔͱ

20. Array.prototype ʹ ຊདྷ͸ଘࡏ͠ͳ͍ toJSONΛੜ΍͍ͯ͠Δʂ

21. ͔͠΋ όάͬͯΔʂ

22. ͦͯ͠ ͏ͪͷJS͕ר͖ࠐ·ΕΔʂ⚰⚰⚰

23. ແࣄࢮ๢

24. None

25. ※ 1.6.0.3 (= 2008೥ࠒ) લޙͷ όʔδϣϯͰ͔͠ى͖ͳ͍Ͱ͢

26. མͪண͍ͯݕূ

27. None

28. ਖ਼ৗಈ࡞

29. None

30. !?

31. ೋॏʹจࣈྻԽ

32. None

33. Array ʹ toJSON Λੜ΍͢ͱ ݁ՌΛ্ॻ͖Ͱ͖ͨʂ

34. ා͍࿩ɺ׬ https://www.youtube.com/watch?v=qozKDT5bYlA

35. WE ARE HIRING!

36. i

37. Fin