A metafunction returning the (const/reference qualified) placeholder corresponding to an any. More...
#include <placeholder_of.hpp>
Public Types | |
typedef ::boost::type_erasure::placeholder_of < typename T::_boost_type_erasure_derived_type > ::type | type |
A metafunction returning the (const/reference qualified) placeholder corresponding to an any.
It will also work for all bases of any, so it can be applied to the Base
parameter of concept_interface.
typedef ::boost::type_erasure::placeholder_of< typename T::_boost_type_erasure_derived_type >::type boost::type_erasure::placeholder_of< T >::type |