| [/===================================================================] | |
| [section:conditional conditional] | |
| [/===================================================================] | |
| `#include <boost/type_traits/conditional.hpp>` | |
| namespace boost { | |
| template <bool B, class T, class U> struct __conditional; | |
| } | |
| If B is true, the member typedef type shall equal T. If B is false, the member typedef type shall equal F. | |
| This trait is really just an alias for `boost::mpl::if_c`. | |
| [endsect] | |