[Haskell-cafe] Re: Data.Map: Enumerating ordered subset of keys

Jared Updike jupdike at gmail.com
Mon Feb 9 11:18:33 EST 2009


I had a similar thought. That will probably do the trick.

  Jared.

On 2/8/09, Svein Ove Aas <svein.ove at aas.no> wrote:
> On Mon, Feb 9, 2009 at 8:02 AM, Jared Updike <jupdike at gmail.com> wrote:
>  > It looks like two "Map.split"s will do what I need except for allowing
>  > more exact testing of <= vs. < (since == elements are left out of both
>  > maps...?)
>  >
>
> If your key is an instance of Enum, you can use succ/pred to work
>  around that little problem.
>


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