On Mon, 2009-05-11 at 20:43 -0400, Anton van Straaten wrote: > Serious question: what is the significance of the question mark and > double question marks in those signatures, or better yet, where can I > read about it? >
I've forgotten where to find the details (try the GHC manual if you haven't already?), but IIRC they're part of how GHC handles boxing. -- Philippa Cowderoy <[email protected]> _______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
