Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
This is an older version of Boost and was released in 2013. The current version is 1.90.0.
boost::log::attributes::make_attribute_value
// In header: <boost/log/attributes/attribute_value_impl.hpp> template<typename T> attribute_value make_attribute_value(T && v);