Re: [Haskell] implementing pointers-based data structure

You could check out the data structures in Edison, a library of myriad functional data structures. It may already have implemented a sequence data structure with the desired features: http://www.eecs.tufts.edu/~rdocki01/docs/edison/index.html homepage: http://www.eecs.tufts.edu/~rdocki01/edison.html Cheers Jared. -- http://www.updike.org/~jared/ reverse ")-:"