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ã“ã®è¨˜äº‹ã§ã¯, Haskellã«ç”¨ã„られる「é…延評価ã€ã®ä»•çµ„ã¿ã‚’, 図ã«æã„ã¦èª¬æ˜Žã—ã¾ã™. æ›´ã«, é…延評価版ã®ãƒ•ã‚£ãƒœãƒŠãƒƒãƒæ•°ã®ç„¡é™åˆ—ã‚’, JavaScriptã§å®Ÿè£…ã—ã¾ã™. é…延評価ã¨ã¯ã©ã®ã‚ˆã†ã«å‹•ãã®ã‹, 考ãˆã¦è¡Œãã¾ã—ょã†. Haskellã®ã‚³ãƒ¼ãƒ‰ã¨JavaScriptã®ã‚³ãƒ¼ãƒ‰ã®æ¯”較 Haskellã§ã® x = y y = 10 ã¨, JavaScriptã® var x = y; var y = 10; ã¨ã„ã†ã‚³ãƒ¼ãƒ‰ã‚’考ãˆã¦ãã ã•ã„. Haskellã®ã‚³ãƒ¼ãƒ‰ã¯, ã“ã‚Œã ã‘ã§ã¯ä½•ã‚‚èµ·ã“ã‚Šã¾ã›ã‚“. print xã¨ã™ã‚‹ã¨, x = y = 10 ã¨ãªã£ã¦ 10 ãŒè¡¨ç¤ºã•ã‚Œã¾ã™. 一方, JavaScriptã®ã‚³ãƒ¼ãƒ‰ã¯ var x = y; を評価ã—ãŸçž¬é–“, ï½¢ReferenceError: y is not definedï½£ã¨ã„ã†ã‚¨ãƒ©ãƒ¼ãŒå‡ºã¾ã™. æ›´ã«, main = let x = 1
Chapters - Learn You a Haskell for Great Good!
Introduction About this tutorial So what's Haskell? What you need to dive in Starting Out Ready, set, go! Baby's first functions An intro to lists Texas ranges I'm a list comprehension Tuples Types and Typeclasses Believe the type Type variables Typeclasses 101 Syntax in Functions Pattern matching Guards, guards! Where!? Let it be Case expressions Recursion Hello recursion! Maximum awesome A few m
[翻訳] Haskellã§ç”Ÿç”£çš„ã«ãªã‚‹(Pythonã‹ã‚‰ç§»è¡Œã—ã¦) - Qiita
Matthew Griffithã•ã‚“ã®ãƒ–ãƒã‚°è¨˜äº‹ã€€MECHANICAL ELEPHANT - Becoming Productive in Haskell comming from Pythonã®ç¿»è¨³ã§ã™ã€‚ãã†ã„ãˆã°Productive Programmerã£ã¦æœ¬ã«ã‚‚Haskellを使ã£ã¦å®Ÿè¨¼å®Ÿé¨“ã™ã‚‹è©±ãŒå‡ºã¦ã¾ã—ãŸã€‚Haskellã¯ä½•åº¦ã‚‚勉強ã—よã†ã¨ã—ã¦é€”ä¸ã§æ¢ã¾ã£ã¦ã¯å¿˜ã‚Œã‚’ç¹°ã‚Šè¿”ã—ã¦ã„ã‚‹ã®ã§è¦‹ç¿’ã„ãŸã„ã¨æ€ã„ã¾ã™ã€‚ 最近ã«ãªã£ã¦ã‚ˆã†ã‚„ãç§ã¯ç”Ÿç”£æ€§ã‚’高ã‚られるãらã„Haskellã«ç†Ÿé”ã—ã¦ãã¾ã—ãŸã€‚ãã“ã§Haskellã‚’å¦ç¿’ã—ã¦ããŸçµŒé¨“ã«ã¤ã„ã¦ã€ãれらを忘れã¦ã—ã¾ã†å‰ã«ç§ã®è€ƒãˆã‚’書ãç•™ã‚ã¦ãŠã“ã†ã¨æ€ã„ã¾ã™ã€‚今やç§ã¯Webプãƒãƒˆã‚¿ã‚¤ãƒ”ングã®ã»ã¨ã‚“ã©ã‚’Haskellã§è¡Œã£ã¦ã„ã¾ã™ã€‚ã¾ã 普段ã¯Pythonを使ã„ã€ã¾ãŸæ¥½ã—ã‚“ã§ã„ã‚‹ã«ã‚‚é–¢ã‚らãšã€ã§ã™ã€‚ Data First(データãŒç¬¬ä¸€) ã“ã‚Œã¯å‹•çš„
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