[Haskell-cafe] Is () a 0-length tuple?

Conor McBride conor at strictlypositive.org
Sun Nov 8 05:03:38 EST 2009

How about this?

{-# LANGUAGE ThinkTotal #-}

On 8 Nov 2009, at 09:53, Svein Ove Aas wrote:

> On Sun, Nov 8, 2009 at 9:52 AM, Ketil Malde <ketil at malde.org> wrote:
>> Eugene Kirpichov <ekirpichov at gmail.com> writes:
>>>> In JavaScript there is a "null" value, that is the only value of  
>>>> the null type.
>>>> Isn't () the same thing?  The only value of the unary type?
>>> No, () has two values: () and undefined (t.i., _|_).

() is the only value of ().

If we could agree a standard set of email pragmas, we could save
ourselves a lot of violent agreement.



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