Re: [boost] Re: Discovering array size

From: Beman Dawes (bdawes_at_[hidden])
Date: 2003-12-06 15:02:15

At 04:00 AM 12/4/2003, nee Spangenberg wrote:
 >
 >Douglas Paul Gregor schrieb:
 >
 >> It's nearly identical to boost::array, IIRC:
 >>   http://anubis.dkuug.dk/jtc1/sc22/wg21/docs/papers/2003/n1548.htm
 >
 >Tiny nitpick: I am wondering, why the current official proposal still
 >misses any access to the size_t template parameter. I remember that older 

 >(non-official) proposals to such a thingee used something like
 >
 >template <class T, size_t N >
 >struct array {
 >  static const size_t static_size = N;
 >  ...
 >};
 >
 >which would make generic programming much easier (think of integral
 >constant expressions), and is also a valuable part of the boost snapshot,
 >I am using.
 >
 >Anyway, TMHO a static member like array<>::static_size would also
 >give some more symmetry to existing typedefs for the type template
 >parameter and it would nearly cost nothing.
 >
 >Something related to that I also wonder why std::bitset does also do not
 >provide a similar static member to its nontype size_t template parameter.
 >(Maybe I should ask for it in comp.lang.c++.mod or comp.std.c++??)

comp.std.c++ would be a good start.

--Beman