[Haskell-cafe] Object-oriented programming,
Haskell and existentials
lennart at augustsson.net
Wed Oct 15 13:40:54 EDT 2008
What do you mean by need? From a theoretical or practical perspective?
We don't need them from a theoretical perspective, but in practice I'd
rather use existentials than encodinging them in some tricky way.
On Wed, Oct 15, 2008 at 11:05 AM, <oleg at okmij.org> wrote:
> The web page
> begs a question if there is ever any real need for existentials.
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