[Haskell-cafe] wildcards for type variables?

[David Virebayre]

On Wed, Jan 13, 2010 at 12:29 AM, Evan Laforge <qdunkan at gmail.com> wrote:
> Occasionally I have a function with an unused argument, whose type I
> don't want to restrict.  Thus:
>
> f :: _unused -> A -> B
> f _ a = b

I probably misunderstood the problem, why not f:: a -> A -> B

David