Plan 9 from Bell Labs’s /usr/web/sources/contrib/fernan/nhc98/src/prelude/Array/AIndex.hs

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Distributed under the MIT License.
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module Array where

import Ix
import DArray
import NHC.IOExtras

infixl 9  !

-- primIndex primitive 2 :: Vector a -> Int -> a
foreign import ccall "primVectorIndexC" primIndex :: Vector a -> Int -> a


(!)                   :: (Ix a) => Array a b -> a -> b
(!) (MkArray b v) i   =  primIndex v (index b i)


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