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📜  sortOn haskell - 任何代码示例

📅  最后修改于: 2022-03-11 14:56:53.579000             🧑  作者: Mango

代码示例1
sortOn :: Ord b => (a -> b) -> [a] -> [a] 
>>> sortOn fst [(2, "world"), (4, "!"), (1, "Hello")]
[(1,"Hello"),(2,"world"),(4,"!")]