Consecutive pairs from list in haskell

佐手、 提交于 2020-06-27 15:21:05

问题


How can I get a list of consecutive pairs (tuples) from a list without recursion ?

For example : [1, 2, 3, 4] would be [(1, 2), (2, 3), (3, 4)]


回答1:


\xs -> zip xs $ tail xs or zip <*> tail.



来源:https://stackoverflow.com/questions/36670539/consecutive-pairs-from-list-in-haskell

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