Boost.Hana  1.5.0
Your standard library for metaprogramming
count.hpp File Reference

Forward declares boost::hana::count. More...


 Namespace containing everything in the library.


constexpr auto boost::hana::count
 Return the number of elements in the structure that compare equal to a given value.Given a Foldable structure xs and a value value, count returns an unsigned integral, or a Constant thereof, representing the number of elements of xs that compare equal to value. For this method to be well-defined, all the elements of the structure must be Comparable with the given value. More...

Detailed Description

Forward declares boost::hana::count.