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partition

builtins.partition

Primop
Docs pulled from | This Revision | 31 minutes ago

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

(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 ]; }
This function is not declared in a .nix file
(lib.lists.partition)

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Aliases