[Haskell-cafe] Newbie question about tuples
l.mai at web.de
Sat Jul 14 03:55:21 EDT 2007
Am Freitag, 13. Juli 2007 15:03 schrieb peterv:
> You see, in C++ I can write:
> So basically a wrapper around a fixed-size array of any length.
> Implementations of (+), (-), dot, length, normalize, etc... then work on
> vectors of any size, without the overhead of storing the size, and with
> compile-time checking that only vectors of the same size can be used,
> etc... This also fits in nicely when creating a Matrix<T,N,M> class.
> I don't think Haskell has something like a "fixed-length array" or constant
> expressions that *must* be resolved at compile-time (like the N in the C++
> template)? Or like Digital Mars D's "static if" statement (which is a
> control-flow statement that *must* succeed at compile time)?
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