Functions in JavaScript

00580f6c11851d2fff0b3e2f7392226b?s=47 N. Shimizu
December 22, 2017
Technology
1
620

Functions in JavaScript

00580f6c11851d2fff0b3e2f7392226b?s=128

N. Shimizu

December 22, 2017
Tweet

More Decks by N. Shimizu

See All by N. Shimizu
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
1
450
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
2
860
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
1
420
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
5
9.3k
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
0
270
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
1
270
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
0
42
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
0
730
00580f6c11851d2fff0b3e2f7392226b?s=48 chikoski
0
230

Other Decks in Technology

See All in Technology
Eebedc2ee7ff95ffb9d9102c6d4a065c?s=48 line_devday2020
0
150
64a4ba69d50590e592cd8e572454daa8?s=48 olegkovalov
0
140
Eebedc2ee7ff95ffb9d9102c6d4a065c?s=48 line_devday2020
0
130
14c35b43867f0995b8052b1a6783c721?s=48 sugitk
1
310
Fe06c08a0de4da36003bfeb7b749cbf8?s=48 ryotaumebayashi
1
140
96030bc60c6fc8a91f25ccda9b413b24?s=48 shqld
10
3.4k
Eebedc2ee7ff95ffb9d9102c6d4a065c?s=48 line_devday2020
0
150
Eebedc2ee7ff95ffb9d9102c6d4a065c?s=48 line_devday2020
0
110
Eebedc2ee7ff95ffb9d9102c6d4a065c?s=48 line_devday2020
0
260
A857277d74d4719f7f7751dca5ed553e?s=48 cmusudakeisuke
1
450
Eebedc2ee7ff95ffb9d9102c6d4a065c?s=48 line_devday2020
0
1.7k
C9ab1175a6981a2f67ce8d08aa17c15a?s=48 mpilquist
0
200

Featured

See All Featured
E837d2996f52008ace055a08fbfff992?s=48 frogandcode
125
20k
Ef32e0b1ac5082450dc8c1fca3a26b5c?s=48 cherdarchuk
66
260k
4262b9cfacfb6b2c77f23e1d0310cd3e?s=48 myddelton
107
11k
B6a8f005f39d23ffc930508ac9da68b9?s=48 vanstee
116
4.8k
8081b26e05bb4354f7d65ffc34cbbd67?s=48 chriscoyier
498
130k
E190023b66e2b8aa73a842b106920c93?s=48 zenorocha
296
39k
C0b42577cfc2b321be3474618107e933?s=48 samanthasiow
56
6.2k
Ecdea9b9714877b86cee08458f085481?s=48 trallard
11
510
719435d98d452de7ac367c828266cf01?s=48 erikaheidi
12
4k
Aebc2d07a50011e2a30d38435fde564a?s=48 jrom
114
7k
245cee81a9c424266e5e401d844ea881?s=48 lara
15
2.5k
3d4519fd34b76fb265fc0237f3792bd4?s=48 danielanewman
199
19k

Transcript

  1. 関数の話 @chikoski

  2. function宣言と アロー関数式 GVODUJPOJE WBMVF \ SFUVSOWBMVF ^ DPOTUJE WBMVF \

    SFUVSOWBMVF ^ DPOTUJEWBMVFWBMVF

  3. 関数適用 DPOTUBEE B C B C BEE   BEEӕ

      Ӽ㊉⇹ BEE   BEEӕ   Ӽ㊉⇹ BEE BEE   BEE    BEEӕ   Ӓ   Ӽ㊉⇹ӁѬ ᒉӳӶӉ   ӼBEEӼ㊉⇹

  4. パイプライン演算子 DPOTUEPVCMFOO  DPOTUBEE0OFOO  DPOTUNPE B C BC DPOTUWBMVF

    NPE BEE0OF EPVCMF    WBMVF]EPVCMF ]BEE0OF ] ONPE O   https://github.com/tc39/proposal-pipeline-operator

  5. 関数適用は遅い DPOTUWBMVF NPE BEE0OF EPVCMF    DPOTUWBMVF 

      

  6. 末尾呼び出し GVODUJPOBEE B C \ SFUVSOB C ^ GVODUJPOBEE0OF B

    \ SFUVSOBEE B   ^ BEE0OF  

  7. 末尾呼び出し GVODUJPOBEE B C \ DPOTUDB C SFUVSOD ^ GVODUJPOBEE0OF

    B \ DPOTUCBEE B   SFUVSOC ^ BEE0OF  

  8. ؔ਺ɿखଓ͖ͷྻʹ໊લΛ͚ͭͨ΋ͷ GVODUJPOQPXFS B \ GPS MFUJJBB \ BB B ^

    SFUVSOB ^

  9. 関数はオブジェクト GVODUJPODSFBUF*E \ SFUVSOGVODUJPO WBMVF \ SFUVSOWBMVF
 ^ ^ DPOTUDSFBUF*E

     WBMVFWBMVF

  10. クロージャ GVODUJPOBEE4PNF WBMVF \ SFUVSOGVODUJPO B \ SFUVSOB WBMVF ^

    ^ DPOTUBEE4PNF WBMVFBB WBMVF DPOTUBEEBEE4PNF   BEE  

  11. 部分適用 DPOTUBEE B C B C DPOTUBEE4PNFBCBEE B C 

    DPOTUBEEBEE4PNF   BEE  C ӒҮҰ㕉ᡔҶӑҷӵ ᐠᡔӘक㋚௻ӕ㕉ᡔҶ㊉⇹ҿӶӐҮӵӒӬ൐Ӷӵ BEE  

  12. 部分適用の利用例 DPOTUEPN UBH BUUST\^ \ DPOTUFM EPDVNFOUDSFBUF&MFNFOU UBH  GPS

    DPOTULFZJOBUUST \ FMTFU"UUSJCVUF LFZ BUUST<LFZ>  ^ SFUVSOFM ^

  13. 部分適用の利用例 DPOTUEJW  BUUST\^ EPN EJW BUUST  DPOTUBVEJP 

    BUUST\^ EPN BVEJP BUUST  DPOTUGJMF BUUST\^ \ BUUSTUZQFGJMF SFUVSOEPN JOQVU BUUST  ^

  14. ロジックの
 パラメータ化 DPOTUGJOE&WFO/VNCFSTMJTU\ DPOTUSFTVMU<> GPS DPOTUOVNPGMJTU \ JG OVN \

    SFTVMUQVTI OVN  ^ ^ ^ DPOTUMJTU"<    > DPOTUMJTU#GJOE&WFO/VNCFST MJTU"  < >

  15. ロジックの
 パラメータ化 DPOTUGJOE MJTU G \ DPOTUSFTVMU<> GPS DPOTUOVNPGMJTU \

    JG G OVN \ SFTVMUQVTI OVN  ^ ^ ^ DPOTUMJTU"<    > DPOTUMJTU#GJOE JJ  < >

  16. 部分適用 DPOTUGJOE MJTU G \ DPOTUSFTVMU<> GPS DPOTUOVNPGMJTU \ JG

    G OVN \ SFTVMUQVTI OVN  ^ ^ ^ DPOTU'JOEFSGMJTUGJOE G MJTU  DPOTUG'JOEFS JJ  GJOE MJTU JJ 

  17. 画面に描かれるキャラ DMBTT&OFNZ\ DPOTUSVDUPS QPTJUJPO  DPMMJEFS  SFOEFSFS \ UIJTQPTJUJPOQPTJUJPO

    UIJTDPMMJEFSDPMMJEFS UIJTSFOEFSFSSFOEFSFS ^ ^

  18. Renderer & Collider DPOTUSFOEFSFS'BDUPSZ J DY Q DYESBX*NBHF QY QZ

    J  DPOTUDJSDMF$PMMJEFS S Q Q EJTU Q Q S DPOTUSSFOEFSFS'BDUPSZ JNH  DPOTUDDJSDMF$PMMJEFS   DPOTUJOTUBODF'BDUPSZ LMBTTQOFXLMBTT Q S D  DPOTUFOFNZ'BDUPSZJOTUBODF'BDUPSZ &OFNZ  DPOTUFFOFNZ'BDUPSZ OFX1PTJUJPO