Ch7a

greaterThanOrEq :: forall a. Ord a => a -> a -> Boolean

Operator alias for Ch7a.greaterThanOrEq (left-associative / precedence 4)

data Maybe a

Constructors

• Nothing
• Just a

Instances

• (Eq a) => Eq (Maybe a)
• (Ord a) => Ord (Maybe a)
• Generic (Maybe a) _
• (Show a) => Show (Maybe a)

data Either a b

Constructors

• Left a
• Right b

Instances

• (Eq a, Eq b) => Eq (Either a b)
• (Ord a, Ord b) => Ord (Either a b)
• Generic (Either a b) _
• (Show a, Show b) => Show (Either a b)