GHC.IOArray

The IOArray type

Documentation

newtype IOArray i e Source #

An IOArray is a mutable, boxed, non-strict array in the IO monad. The type arguments are as follows:

  • i: the index type of the array (should be an instance of Ix)
  • e: the element type of the array.

Constructors

IOArray (STArray RealWorld i e) 
Instances
Instances details
Eq (IOArray i e) Source #

Since: base-4.1.0.0

Instance details

Defined in GHC.IOArray

Methods

(==) :: IOArray i e -> IOArray i e -> Bool Source #

(/=) :: IOArray i e -> IOArray i e -> Bool Source #

newIOArray :: Ix i => (i, i) -> e -> IO (IOArray i e) Source #

Build a new IOArray

unsafeReadIOArray :: IOArray i e -> Int -> IO e Source #

Read a value from an IOArray

unsafeWriteIOArray :: IOArray i e -> Int -> e -> IO () Source #

Write a new value into an IOArray

readIOArray :: Ix i => IOArray i e -> i -> IO e Source #

Read a value from an IOArray

writeIOArray :: Ix i => IOArray i e -> i -> e -> IO () Source #

Write a new value into an IOArray

boundsIOArray :: IOArray i e -> (i, i) Source #