...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Returns true if the writer for a Body mutates the body container.
Defined in header <boost/beast/http/type_traits.hpp>
template< class T> struct is_mutable_body_writer : public std::integral_constant< bool,...>
Convenience header <boost/beast/http.hpp>