fay-base-0.19.4.1: The base package for Fay.
Data.Ord
Description
Orderings
Synopsis
comparing :: Ord a => (b -> a) -> b -> b -> OrderingSource
comparing p x y = compare (p x) (p y)
Useful combinator for use in conjunction with the xxxBy family of functions from Data.List, for example:
xxxBy
... sortBy (comparing fst) ...