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Re: detect if a type has a size_t member

by Mathias Gaunard-2 :: Rate this Message:

Hicham Mouline wrote:

> #include <boost/introspection/has_member_data.hpp>
>
> struct S {
> static const size_t maxsize =5;
> };
>
> struct T {
> };
>
> BOOST_HAS_MEMBER_DATA(S, maxsize)
> BOOST_HAS_MEMBER_DATA(T, maxsize)

It's not BOOST_HAS_MEMBER_DATA you need, but BOOST_HAS_STATIC_MEMBER_NAMED.

Indeed, BOOST_HAS_MEMBER_DATA is for non-static members.

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