The Haskell 98 Report
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Index of the Haskell 98 Prelude

Types and Synonyms

Instances which are not defined by Haskell code the Prelude (a ... is used) are not hyperlinked.

data () = ()  deriving (Eq, Ord, Enum, Bounded) (see 6.1.5)
      Instances: Read Show
data [a] = [] | a : [a]  deriving (Eq, Ord) (see 6.1.3)
      Instances: Read Show Functor Monad
data (a,b) = (a,b) deriving (Eq, Ord, Bounded) (see 6.1.4) 
      Instances: Read Show
data a->b (see 6.1.6)
data Bool = False | True deriving (Eq, Ord, Enum, Read, Show, Bounded) (see 6.1.1)
data Char (see 6.1.2)
       Instances: Eq Ord Enum Read Show 
data Double (see 6.4) 
       Instances: Eq Ord Enum Read Show Num Real Fractional RealFrac Floating RealFloat
data Either a b  e=  Left a | Right b deriving (Eq, Ord, Read, Show) (see 6.1.8)
type FilePath =  String (see 7.1)
data Float (see 6.4)
       Instances: Eq Ord Enum Read Show Num Real Fractional RealFrac Floating RealFloat
data Int (see 6.4)
       Instances: Eq Ord Enum Read Show Num Real Integral Bounded
data Integer (see 6.4)
       Instances: Eq Ord Enum Read Show Num Real Integral
data IO a (see 6.1.7)
       Instances: Functor Monad
data IOError (see 6.1.7)
       Instances: Show Eq
data Maybe a  =  Nothing | Just a deriving (Eq, Ord, Read, Show) (see 6.1.8)
        Instances: Functor Monad
data Ordering = LT | EQ | GT  deriving (Eq, Ord, Enum, Read, Show, Bounded) (see 6.1.8)
type ReadS a = String -> [(a,String)] (see 6.3.3)
type ShowS = String -> String (see 6.3.3)
type String = [Char] (see 6.1.2)

Constructors

[]
:
(,)
EQ
False
GT
Just
Left
LT
Nothing
Right
True

Classes

class                             Bounded a    (see 6.3.7)
class                             Enum a       (see 6.3.4)
class                             Eq a         (see 6.3.1)
class           (Fractional a) => Floating a   (see 6.4)
class                  (Num a) => Fractional a (see 6.4)
class                             Functor f    (see 6.3.5)
class         (Real a, Enum a) => Integral a   (see 6.4)
class                             Monad m      (see 6.3.6)
class           (Eq a, Show a) => Num a        (see 6.4)
class                   (Eq a) => Ord a        (see 6.3.2)
class                             Read a       (see 6.3.3)
class           (Num a, Ord a) => Real a       (see 6.4)
class (RealFrac a, Floating a) => RealFloat a  (see 6.4)  
class   (Real a, Fractional a) => RealFrac a   (see 6.4)
class                             Show a       (see 6.3.3) 

Functions and Methods