On Thu, Jun 16, 2011 at 3:01 PM, Dmitri O.Kondratiev <[email protected]> wrote: > Hi, > Data.Map has many great functions, yet I could not find the one that allows > from one map create another map where keys are values and values are keys of > the first one. > Something like: > transMap:: (Ord k, Ord a) => Map k a -> Map a k > > Does such function exist?
Note that such a function would be lossy as there might be duplicate values in the map. Cheers, Johan _______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
