[B! closure] Kiskeã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

Kiske id:Kiske

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Secrets of JavaScript closures
A presentation at Fronteers 2008 Stuart Langridge talks about closures in JavaScript, what they are, how they trip you up, how you create them accidentally, and what a powerful tool they make. With great power comes great responsibility: here's how to do it right. Bring your brain, and a tolerance for jokes. Download as OpenOffice Impress (ODP) or PDF. The presentation was also filmed: you can wat
Kiske 2008/09/18
javascript

closure
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JavaScript ã‚¯ãƒãƒ¼ã‚¸ãƒ£ã¨ãƒ¬ã‚ã‚·ã‚«ãƒ«ã‚¹ã‚³ãƒ¼ãƒ— - Backstage of theater.js
è‡ªåˆ†ãªã‚Šã®ã¾ã¨ã‚ã§ã™ã€‚ ã€ä»–ã€å‚è€ƒã¨ãªã‚‹ã‚µã‚¤ãƒˆã€‘ http://d.hatena.ne.jp/keyword/%a5%af%a5%ed%a1%bc%a5%b8%a5%e3 http://www.atmarkit.co.jp/fdotnet/ajaxjs/ajaxjs03/ajaxjs03_03.html http://www.atmarkit.co.jp/fdotnet/ajaxjs/ajaxjs03/ajaxjs03_04.html å†…éƒ¨é–¢æ•° é–¢æ•°å†…ã§æ›´ã«é–¢æ•°ã‚’å®šç¾©ã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ function test(test_str){ function sub(sub_str){ alert(sub_str); } sub("TEST:" + test_str); } test("!!!"); //ã€ŒTEST:!!!ã€ã¨è¡¨ç¤ºã•ã‚Œã‚‹ã€‚ //â†ã“ã“ã§sub("!!!");ã¨ã¯ã§ããªã„ã€‚ é–¢æ•°
Kiske 2008/07/28
javascript

closure
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é–¢æ•°ã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã€ã‚¯ãƒãƒ¼ã‚¸ãƒ£ - FAX
(thanks to id:koyachiã€del.icio.us/rtk2106) OOPã¨FPã¨ã€‚é–¢æ•°ã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã€ã‚¯ãƒãƒ¼ã‚¸ãƒ£ã®ä½¿ã„åˆ†ã‘ã«ã¤ã„ã¦è€ƒãˆã¾ã™ã€‚ é–¢æ•°åž‹ãŒè‰¯ã„ã®ã‹ã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæŒ‡å‘ãŒè‰¯ã„ã®ã‹ã€çŸ¥ã‚ŠãŸã„ã¨æ€ã£ã¦ã„ã¾ã—ãŸã€‚è‰²ã€…ãªãƒšãƒ¼ã‚¸ã‚’èªã¿ã€ç¾æ™‚ç‚¹ã§ä¸€å¿œã®ç”ãˆã‚’å¾—ã¾ã—ãŸã€‚ ã‚«ã‚¦ãƒ³ã‚¿ã‚’ä¾‹ã«ã—ã¦ã€é–¢æ•°ã€ã‚¹ã‚³ãƒ¼ãƒ—ã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã€ã‚¯ãƒãƒ¼ã‚¸ãƒ£ã®é †ã«è¦‹ã¦è¡Œãã¾ã™ã€‚é–¢æ•°é–¢æ•°ã¯å‡¦ç†ã§ã™ã€‚å…¥åŠ›ã¨å‡ºåŠ›ãŒã‚ã‚Šã¾ã™ã€‚é–¢æ•°åž‹ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã§ã¯ã€é–¢æ•°åŒå£«ã®å…¥åŠ›ã¨å‡ºåŠ›ã‚’é€£çµã—ãƒ—ãƒã‚°ãƒ©ãƒ ãŒæ§‹æˆã•ã‚Œã¾ã™ã€‚ var current = 0; function next(v){ return v + 1 } function previous(v){ return v - 1 } ok( 1 == ( current = next(current) ) ); ok( 2 == ( current = next(cu
Kiske 2008/07/28
closure

programming
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Re: ã‚¯ãƒãƒ¼ã‚¸ãƒ£ - lethevert is a programmer
[id:sumii:20070524:p2] ã‚¯ãƒãƒ¼ã‚¸ãƒ£ã«ã¤ã„ã¦ã¯ã€æ˜”ã‚ã‚Œã“ã‚Œèª¿ã¹ãŸã‚Šè€ƒãˆãŸã‚Šã—ã¦ã„ãŸã®ã§ - Landinã®è«–æ–‡ã‚„schemeã®ä»•æ§˜ã®ã‚ãŸã‚Šã ã‘ã«é™å®šã—ã¦ã„ã‚‹ã¨ã€ãƒ¬ã‚ã‚·ã‚«ãƒ«ã‚¹ã‚³ãƒ¼ãƒ—ã‚’å®Ÿç¾ã™ã‚‹ä¸Šã§ã®ã€å®Ÿè£…ä¸Šã®ãƒ†ã‚¯ãƒ‹ãƒƒã‚¯ã¨ã„ã†ç†è§£ã§çŸ›ç›¾ãªãèª¬æ˜Žã§ãã‚‹ã®ã§ã™ã€‚ SICPã¨ã‹ã§ã‚‚ãã®ã‚ˆã†ã«èª¬æ˜Žã—ã¦ã„ã¾ã™ã—ã€‚ http://mitpress.mit.edu/sicp/full-text/book/book-Z-H-15.html#footnote_Temp_154 - ã¨ã“ã‚ãŒã€Smalltalkã®ä¸–ç•Œã«è¡Œãã¨ã€ã‚¯ãƒãƒ¼ã‚¸ãƒ£ã¨ã„ã†è¨€è‘‰ã®ãƒ‹ãƒ¥ã‚¢ãƒ³ã‚¹ãŒã™ã“ã—é•ã£ã¦ãã¦ã€ãƒ–ãƒãƒƒã‚¯ã¨ã„ã†æ§‹æ–‡ã«å¯¾å¿œã™ã‚‹ã‚¯ãƒ©ã‚¹ã¨ã—ã¦BlockContextã¨BlockClosureã¨ã„ã†ï¼’ã¤ã®ã‚¯ãƒ©ã‚¹ãŒã‚ã£ã¦ã€ã“ã®ï¼’ã¤ã®é•ã„ã«ã¤ã„ã¦ã€ã€Œãƒ–ãƒãƒƒã‚¯ãŒã‚¯ãƒãƒ¼ã‚¸ãƒ£ã§ã‚ã‚‹ã‹ã©ã†ã‹ã€ã¨ã„ã†è¨€ã„æ–¹ãŒç”Ÿã¾ã‚ŒãŸã®ã§ã¯ãªã„ã‹ã¨ã„ã†æ°—
Kiske 2008/07/04
closure
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çµè«–ï¼šçµå±€ã€Javaã¯ã‚¯ãƒãƒ¼ã‚¸ãƒ£ã‚’ä½¿ãˆã‚‹ã®ï¼Ÿ - lethevert is a programmer
ã€è¿½è¨˜ 2008/7/2ã€‘ã¨ã¦ã‚‚æ˜”ã®Closureã«ã¤ã„ã¦æ›¸ã„ãŸè¨˜äº‹ãŒæ³¨ç›®ã‚’é›†ã‚ã¦ã—ã¾ã£ãŸã¿ãŸã„ã§ã™ãŒã€ãœã²ã€ã‚‚ã£ã¨å¾Œã§æ›¸ã„ãŸæ¬¡ã®è¨˜äº‹ã¨ãã®é–¢é€£ã‚¹ãƒ¬ãƒƒãƒ‰ã®æ–¹ã‚‚ç¢ºèªã—ã¦ã¿ã¦ãã ã•ã„ã€‚ã“ã®ã¨ãã‚ˆã‚Šã‚‚ã€ã‚‚ã†å°‘ã—äº‹æƒ…ãŒåˆ†ã‹ã£ã¦ã‹ã‚‰æ›¸ã„ãŸã‚‚ã®ãªã®ã§ã€ã‚ˆã‚Šæ£ç¢ºã«çŠ¶æ³ã‚’ç†è§£ã§ãã‚‹ã¨æ€ã„ã¾ã™ã€‚ãã‚Œã«ã€ç§è‡ªèº«ã€ã“ã®è¨€è‘‰ã«ã¯ã¾ã æ··ä¹±ã—ã¦ã„ã¾ã™ãƒ»ãƒ»ãƒ» http://d.hatena.ne.jp/lethevert/20070524/p2 - ã¨ã„ã†å•ã„ã«å¯¾ã—ã¦ã€ãã‚ãã‚ç§ã®çµè«–ã‚’æ•´ç†ã—ã¦ãŠãã¾ã™ã€‚ ã“ã‚Œã¯ã€å°†æ¥ã®è‡ªåˆ†ã«å¯¾ã™ã‚‹å‚ç…§ã®ä¾¿ã®ãŸã‚ã®æ•´ç†ã§ã™ã€‚ å‰æçŸ¥è˜ å‰æçŸ¥è˜ã¨ã—ã¦ã€ã“ã¡ã‚‰ã®å†…å®¹ã‚’èªã‚“ã§ç†è§£ã—ã¦ãŠãã¾ã™ã€‚ Closure (computer programming) - Wikipedia [id:lethevert:20060119:p1] [id:lethevert:20060121:p2] ã¾ãŸ
Kiske 2008/07/04
closure
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