GHC.Float.RealFracMethods

base-4.13.0.0: Basic libraries

Copyright | (c) Daniel Fischer 2010
License | see libraries/base/LICENSE
Maintainer | cvs-ghc@haskell.org
Stability | internal
Portability | non-portable (GHC Extensions)
Safe Haskell | Trustworthy
Language | Haskell2010

GHC.Float.RealFracMethods

Contents

- Double methods
  - Integer results
  - Int results
- Double/Int conversions, wrapped primops
- Float methods
  - Integer results
  - Int results
- Float/Int conversions, wrapped primops

Description

Methods for the RealFrac instances for `Float` and `Double`, with specialised versions for `Int`.

Moved to their own module to not bloat GHC.Float further.

Synopsis

- properFractionDoubleInteger :: Double -> (Integer, Double)
- truncateDoubleInteger :: Double -> Integer
- floorDoubleInteger :: Double -> Integer
- ceilingDoubleInteger :: Double -> Integer
- roundDoubleInteger :: Double -> Integer
- properFractionDoubleInt :: Double -> (Int, Double)
- floorDoubleInt :: Double -> Int
- ceilingDoubleInt :: Double -> Int
- roundDoubleInt :: Double -> Int
- double2Int :: Double -> Int
- int2Double :: Int -> Double
- properFractionFloatInteger :: Float -> (Integer, Float)
- truncateFloatInteger :: Float -> Integer
- floorFloatInteger :: Float -> Integer
- ceilingFloatInteger :: Float -> Integer
- roundFloatInteger :: Float -> Integer
- properFractionFloatInt :: Float -> (Int, Float)
- floorFloatInt :: Float -> Int
- ceilingFloatInt :: Float -> Int
- roundFloatInt :: Float -> Int
- float2Int :: Float -> Int
- int2Float :: Int -> Float

# Double methods

## Integer results

properFractionDoubleInteger :: Double -> (Integer, Double) Source #

truncateDoubleInteger :: Double -> Integer Source #

floorDoubleInteger :: Double -> Integer Source #

ceilingDoubleInteger :: Double -> Integer Source #

roundDoubleInteger :: Double -> Integer Source #

## Int results

properFractionDoubleInt :: Double -> (Int, Double) Source #

floorDoubleInt :: Double -> Int Source #

ceilingDoubleInt :: Double -> Int Source #

roundDoubleInt :: Double -> Int Source #

# Double/Int conversions, wrapped primops

double2Int :: Double -> Int Source #

int2Double :: Int -> Double Source #

# Float methods

## Integer results

properFractionFloatInteger :: Float -> (Integer, Float) Source #

truncateFloatInteger :: Float -> Integer Source #

floorFloatInteger :: Float -> Integer Source #

ceilingFloatInteger :: Float -> Integer Source #

roundFloatInteger :: Float -> Integer Source #

## Int results

properFractionFloatInt :: Float -> (Int, Float) Source #

floorFloatInt :: Float -> Int Source #

ceilingFloatInt :: Float -> Int Source #

roundFloatInt :: Float -> Int Source #

# Float/Int conversions, wrapped primops

float2Int :: Float -> Int Source #

int2Float :: Int -> Float Source #