Data.List

Synopsisdata List a(++) :: [a] -> [a] -> [a]head :: HasCallStack => [a] -> alast :: HasCallStack => [a] -> atail :: HasCallStack => [a] -> [a]init :: HasCallStack => [a] -> [a]uncons :: [a] -> Maybe (a, [a])unsnoc :: [a] -> Maybe ([a], a)singleton :: a -> [a]null :: Foldable t => t a -> Boollength :: Foldable t => t a -> Intmap :: (a -> b) -> [a] -> [b]reverse :: [a] -> [a]intersperse :: a -> [a]