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optics-extra-0.2: Extra utilities and instances for optics-core

Safe Haskell	Safe
Language	Haskell2010

Optics.Extra.Internal.Vector

Synopsis

ordinalNub :: Int -> [Int] -> [Int]

Documentation

ordinalNub Source #

Arguments

:: Int	strict upper bound
-> [Int]	ordinals
-> [Int]	unique, in-bound ordinals, in order seen

Return the the subset of given ordinals within a given bound and in order of the first occurrence seen.

Bound: 0 <= x < l

>>> ordinalNub 3 [-1,2,1,4,2,3]
[2,1]

You can find any exported type, constructor, class, function or pattern defined in this package by (approximate) name.

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