1 -----------------------------------------------------------------------------
3 -- Module : Data.Array.ST
4 -- Copyright : (c) The University of Glasgow 2001
5 -- License : BSD-style (see the file libraries/base/LICENSE)
7 -- Maintainer : libraries@haskell.org
8 -- Stability : experimental
9 -- Portability : non-portable
11 -- Mutable boxed and unboxed arrays in the ST monad.
13 -----------------------------------------------------------------------------
15 module Data.Array.ST (
16 module Data.Array.MArray,
17 STArray, -- instance of: Eq, MArray
18 STUArray, -- instance of: Eq, MArray
19 castSTUArray, -- :: STUArray s i a -> ST s (STUArray s i b)
24 import Data.Array.MArray
25 import Data.Array.Base
27 #ifdef __GLASGOW_HASKELL__
31 castSTUArray :: STUArray s ix a -> ST s (STUArray s ix b)
32 castSTUArray (STUArray l u marr#) = return (STUArray l u marr#)