tanigonã®æ—¥è¨˜PartialFunctionã¯ã€ã™ã¹ã¦ã®å€¤ã«ã¤ã„ã¦å®šç¾©ã•ã‚Œã¦ã„ã‚‹ã¨ã¯é™ã‚‰ãªã„関数を示ã—ã¦ã„ã‚‹Function1ã®ç‰¹æ®Šãªã‚±ãƒ¼ã‚¹ã€‚ val pf:PartialFunction[Int,String] = { case i if i>1000 => "Big" } PartialFunctionãã®ã‚‚ã®ã®è©±ã¯ã¨ã‚Šã‚ãˆãšç½®ã„ã¨ã„ã¦ã€Scalaã£ã¦ã“ã‚“ãªæ›¸ãæ–¹ãŒå‡ºæ¥ã‚‹ã€‚型パラメータを2ã¤ã¨ã‚‹åž‹ã«ã¤ã„ã¦ã¯ä¸ç½®ã®ã‚ˆã†ã«ã§ãる。 val pf:Int PartialFunction String = { case i if.... } ã§ã‚‚ã“ã‚Œãªã‚“ã ã‹ã‚ˆãã‚ã‹ã‚‰ãªã„。ã§ã‚‚ Int => String ã®ã‚ˆã†ã«æ›¸ããŸã„ã®ã§ã€ type ~>[A,B] = PartialFunction[A,B] val pf:Int ~> String = { case i if ... } ã¨ã‹ã‚¨ã‚¤ãƒªã‚¢ã‚¹ã‚’定義ã—ã¦ãŠ
ChucK入門 #7 - マルãƒã—ã‚…ã‚Œã£ã©(shred, not thread) - tanigonã®æ—¥è¨˜
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