æ¼ç®å以å¤ã®æ§æè¨å·ã®ä¸é¨ã«ã¤ãã¦ã¯ï¼GHCã®è¨èªæ¡å¼µUnicodeSyntaxãæå¹ã«ããã¨ã½ã¼ã¹ã³ã¼ãä¸ã«è¨è¿°å¯è½ã§ãï¼ è©³ç´°ã«ã¤ãã¦ã¯ï¼GHCã¦ã¼ã¶ã¼ã¬ã¤ã 9.3.1 Unicode syntaxãã覧ãã ããï¼ æ¼ç®åã«é¢ãã¦ã¯ï¼Unicodeã®è¨å·ã使ãã¾ãã®ã§ï¼ãã¨ãã°ï¼1ç« ã«ã¤ãã¦ã¯ï¼ä»¥ä¸ã®ãããªå®ç¾©ã¢ã¸ã¥ã¼ã«ãã¤ã³ãã¼ãããã°ï¼ãã®ã¾ã¾ã³ã¼ãã§è¡¨ç¾ã§ãã¾ãï¼ {-# LANGUAGE UnicodeSyntax #-} module Operators where import qualified Data.List infixr 5 \\ (\\) â· Eq a â [a] â [a] â [a] (\\) = (Data.List.\\) infix 4 â, â (â) â· Eq a â a â [a] â Bool (â) = elem (â) â· Eq a â
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