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Function of the day

lib.lists.partition

  • Takes 2 arguments

    pred, list

    Splits the elements of a list in two lists, right and wrong, depending on the evaluation of a predicate.

    Inputs

    pred

    Predicate

    list

    Input list

    Type

    partition :: (a -> Bool) -> [a] -> { right :: [a]; wrong :: [a]; }

    Examples

    lib.lists.partition usage example

    partition (x: x > 2) [ 5 1 2 3 4 ]
=> { right = [ 5 3 4 ]; wrong = [ 1 2 ]; }