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GHC.Word Portability non-portable (GHC Extensions) Stability internal Maintainer cvs-ghc@haskell.org

Description

Sized unsigned integral types: Word, Word8, Word16, Word32, and Word64.

Synopsis

data Word = W# Word# data Word8 = W8# Word# data Word16 = W16# Word# data Word32 = W32# Word# data Word64 = W64# Word64# toEnumError :: Show a => String -> Int -> (a, a) -> b fromEnumError :: Show a => String -> a -> b succError :: String -> a predError :: String -> a

Documentation

data Word

A Word is an unsigned integral type, with the same size as Int. Constructors W# Word# Instances IArray UArray Word Ix ix => Eq (UArray ix Word) Ix ix => Ord (UArray ix Word) (Ix ix, Show ix) => Show (UArray ix Word) MArray (STUArray s) Word (ST s) (Ix ix, Show ix) => Show (DiffUArray ix Word) IArray (IOToDiffArray IOUArray) Word MArray IOUArray Word IO Storable Word Show Word Num Word Real Word Enum Word Integral Word Bounded Word Ix Word Read Word Bits Word Eq Word Ord Word

data Word8

8-bit unsigned integer type Constructors W8# Word# Instances IArray UArray Word8 Ix ix => Eq (UArray ix Word8) Ix ix => Ord (UArray ix Word8) (Ix ix, Show ix) => Show (UArray ix Word8) MArray (STUArray s) Word8 (ST s) (Ix ix, Show ix) => Show (DiffUArray ix Word8) IArray (IOToDiffArray IOUArray) Word8 MArray IOUArray Word8 IO Typeable Word8 Storable Word8 Show Word8 Num Word8 Real Word8 Enum Word8 Integral Word8 Bounded Word8 Ix Word8 Read Word8 Bits Word8 Eq Word8 Ord Word8

data Word16

16-bit unsigned integer type Constructors W16# Word# Instances IArray UArray Word16 Ix ix => Eq (UArray ix Word16) Ix ix => Ord (UArray ix Word16) (Ix ix, Show ix) => Show (UArray ix Word16) MArray (STUArray s) Word16 (ST s) (Ix ix, Show ix) => Show (DiffUArray ix Word16) IArray (IOToDiffArray IOUArray) Word16 MArray IOUArray Word16 IO Typeable Word16 Storable Word16 Show Word16 Num Word16 Real Word16 Enum Word16 Integral Word16 Bounded Word16 Ix Word16 Read Word16 Bits Word16 Eq Word16 Ord Word16

data Word32

32-bit unsigned integer type Constructors W32# Word# Instances IArray UArray Word32 Ix ix => Eq (UArray ix Word32) Ix ix => Ord (UArray ix Word32) (Ix ix, Show ix) => Show (UArray ix Word32) MArray (STUArray s) Word32 (ST s) (Ix ix, Show ix) => Show (DiffUArray ix Word32) IArray (IOToDiffArray IOUArray) Word32 MArray IOUArray Word32 IO Typeable Word32 Storable Word32 Num Word32 Enum Word32 Integral Word32 Bits Word32 Show Word32 Real Word32 Bounded Word32 Ix Word32 Read Word32 Eq Word32 Ord Word32

data Word64

64-bit unsigned integer type Constructors W64# Word64# Instances IArray UArray Word64 Ix ix => Eq (UArray ix Word64) Ix ix => Ord (UArray ix Word64) (Ix ix, Show ix) => Show (UArray ix Word64) MArray (STUArray s) Word64 (ST s) (Ix ix, Show ix) => Show (DiffUArray ix Word64) IArray (IOToDiffArray IOUArray) Word64 MArray IOUArray Word64 IO Typeable Word64 Storable Word64 Eq Word64 Ord Word64 Num Word64 Enum Word64 Integral Word64 Bits Word64 Show Word64 Real Word64 Bounded Word64 Ix Word64 Read Word64

toEnumError :: Show a => String -> Int -> (a, a) -> b

fromEnumError :: Show a => String -> a -> b

succError :: String -> a

predError :: String -> a

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