1.2 KiB
1.2 KiB
List
Slicing
head :: Foldable f => f a -> Maybe a
tailMay :: [a] -> Maybe [a]
tailSafe :: [a] -> [a]
initMay :: [a] -> Maybe [a]
initSafe :: [a] -> [a]
initDef :: [a] -> [a] -> [a]
lastMay :: [a] -> Maybe a
lastDef :: a -> [a] -> a
list :: [b] -> (a -> b) -> [a] -> [b]
drop :: Int -> [a] -> [a]
take :: Int -> [a] -> [a]
Unpacking
uncons :: [a] -> Maybe (a, [a])
unsnoc :: [x] -> Maybe ([x],x)
list :: [b] -> (a -> b) -> [a] -> [b]
Sorting
sortOn :: Ord o => (a -> o) -> [a] -> [a]
Removing
ordNub :: Ord a => [a] -> [a]
Splitting
splitAt :: Int -> [a] -> ([a], [a])
splitAt :: Int -> [a] -> ([a], [a])
intercalate :: [a] -> [[a]] -> [a]
Comparison
isPrefixOf :: Eq a => [a] -> [a] -> Bool
Filtering
filter :: (a -> Bool) -> [a] -> [a]
replicate :: Int -> a -> [a]