Safe Haskell	Safe-Inferred
Language	Haskell98

Data.Default

Synopsis

class Default a where
- def :: a

Documentation

This module defines a class for types with a default value. Instances are provided for () , Set , Map , Int , Integer , Float , Double , and many others (see below).

class Default a where Source #

A class for types with a default value.

Minimal complete definition

Nothing

Methods

def :: a Source #

The default value for this type.

Instances

Instances details

Default Double
Instance details Defined in Data.Default.Class Methods def :: Double Source #
Default Float
Instance details Defined in Data.Default.Class Methods def :: Float Source #
Default Int
Instance details Defined in Data.Default.Class Methods def :: Int Source #
Default Int8
Instance details Defined in Data.Default.Class Methods def :: Int8 Source #
Default Int16
Instance details Defined in Data.Default.Class Methods def :: Int16 Source #
Default Int32
Instance details Defined in Data.Default.Class Methods def :: Int32 Source #
Default Int64
Instance details Defined in Data.Default.Class Methods def :: Int64 Source #
Default Integer
Instance details Defined in Data.Default.Class Methods def :: Integer Source #
Default Ordering
Instance details Defined in Data.Default.Class Methods def :: Ordering Source #
Default Word
Instance details Defined in Data.Default.Class Methods def :: Word Source #
Default Word8
Instance details Defined in Data.Default.Class Methods def :: Word8 Source #
Default Word16
Instance details Defined in Data.Default.Class Methods def :: Word16 Source #
Default Word32
Instance details Defined in Data.Default.Class Methods def :: Word32 Source #
Default Word64
Instance details Defined in Data.Default.Class Methods def :: Word64 Source #
Default ()
Instance details Defined in Data.Default.Class Methods def :: () Source #
Default All
Instance details Defined in Data.Default.Class Methods def :: All Source #
Default Any
Instance details Defined in Data.Default.Class Methods def :: Any Source #
Default CShort
Instance details Defined in Data.Default.Class Methods def :: CShort Source #
Default CUShort
Instance details Defined in Data.Default.Class Methods def :: CUShort Source #
Default CInt
Instance details Defined in Data.Default.Class Methods def :: CInt Source #
Default CUInt
Instance details Defined in Data.Default.Class Methods def :: CUInt Source #
Default CLong
Instance details Defined in Data.Default.Class Methods def :: CLong Source #
Default CULong
Instance details Defined in Data.Default.Class Methods def :: CULong Source #
Default CLLong
Instance details Defined in Data.Default.Class Methods def :: CLLong Source #
Default CULLong
Instance details Defined in Data.Default.Class Methods def :: CULLong Source #
Default CFloat
Instance details Defined in Data.Default.Class Methods def :: CFloat Source #
Default CDouble
Instance details Defined in Data.Default.Class Methods def :: CDouble Source #
Default CPtrdiff
Instance details Defined in Data.Default.Class Methods def :: CPtrdiff Source #
Default CSize
Instance details Defined in Data.Default.Class Methods def :: CSize Source #
Default CSigAtomic
Instance details Defined in Data.Default.Class Methods def :: CSigAtomic Source #
Default CClock
Instance details Defined in Data.Default.Class Methods def :: CClock Source #
Default CTime
Instance details Defined in Data.Default.Class Methods def :: CTime Source #
Default CUSeconds
Instance details Defined in Data.Default.Class Methods def :: CUSeconds Source #
Default CSUSeconds
Instance details Defined in Data.Default.Class Methods def :: CSUSeconds Source #
Default CIntPtr
Instance details Defined in Data.Default.Class Methods def :: CIntPtr Source #
Default CUIntPtr
Instance details Defined in Data.Default.Class Methods def :: CUIntPtr Source #
Default CIntMax
Instance details Defined in Data.Default.Class Methods def :: CIntMax Source #
Default CUIntMax
Instance details Defined in Data.Default.Class Methods def :: CUIntMax Source #
Default [a]
Instance details Defined in Data.Default.Class Methods def :: [a] Source #
Default ( Maybe a)
Instance details Defined in Data.Default.Class Methods def :: Maybe a Source #
Integral a => Default ( Ratio a)
Instance details Defined in Data.Default.Class Methods def :: Ratio a Source #
Default a => Default ( IO a)
Instance details Defined in Data.Default.Class Methods def :: IO a Source #
( Default a, RealFloat a) => Default ( Complex a)
Instance details Defined in Data.Default.Class Methods def :: Complex a Source #
Default ( First a)
Instance details Defined in Data.Default.Class Methods def :: First a Source #
Default ( Last a)
Instance details Defined in Data.Default.Class Methods def :: Last a Source #
Default a => Default ( Dual a)
Instance details Defined in Data.Default.Class Methods def :: Dual a Source #
Default ( Endo a)
Instance details Defined in Data.Default.Class Methods def :: Endo a Source #
Num a => Default ( Sum a)
Instance details Defined in Data.Default.Class Methods def :: Sum a Source #
Num a => Default ( Product a)
Instance details Defined in Data.Default.Class Methods def :: Product a Source #
Default r => Default (e -> r)
Instance details Defined in Data.Default.Class Methods def :: e -> r Source #
( Default a, Default b) => Default (a, b)
Instance details Defined in Data.Default.Class Methods def :: (a, b) Source #
( Default a, Default b, Default c) => Default (a, b, c)
Instance details Defined in Data.Default.Class Methods def :: (a, b, c) Source #
( Default a, Default b, Default c, Default d) => Default (a, b, c, d)
Instance details Defined in Data.Default.Class Methods def :: (a, b, c, d) Source #
( Default a, Default b, Default c, Default d, Default e) => Default (a, b, c, d, e)
Instance details Defined in Data.Default.Class Methods def :: (a, b, c, d, e) Source #
( Default a, Default b, Default c, Default d, Default e, Default f) => Default (a, b, c, d, e, f)
Instance details Defined in Data.Default.Class Methods def :: (a, b, c, d, e, f) Source #
( Default a, Default b, Default c, Default d, Default e, Default f, Default g) => Default (a, b, c, d, e, f, g)
Instance details Defined in Data.Default.Class Methods def :: (a, b, c, d, e, f, g) Source #