Here is a list of all related symbols with links to the classes they belong to:

• operator<< : nngn::Log, nngn::lua::traceback
• operator== : nngn::lua::detail::table_iter_base< CRTP, T >
• operator| : nngn::range_to< T >
• user_data< T * > : nngn::lua::user_data< T >