Hello Conal, Thursday, August 16, 2007, 11:54:22 AM, you wrote: > does anyone know where there's a class that abstracts over IORefs? > it includes newRef, readRef, and writeRef. i've seen it but can't remember where. - conal http://haskell.org/haskellwiki/Library/ArrayRef -- Best regards, Bulat mailto:Bulat.Ziganshin at gmail.com