std::reference_wrapper< _Tp > - Primary class template for reference_wrapper.

       Generated automatically by Doxygen for libstdc++ from the source code.

                                                    libstdc++                std::reference_wrapper<_Tp>(3cxx)

template<typename_Tp>
       class std::reference_wrapper< _Tp >"Primary class template for reference_wrapper.

template<typename_Tp>constexprreference_wrapper<const_Tp>cref(const_Tp&__t)[related]
       Denotes a const reference should be taken to a variable.

   template<typename_Tp>constexprreference_wrapper<const_Tp>cref(reference_wrapper<_Tp>__t)[related]
       std::cref overload to prevent wrapping a reference_wrapper

   template<typename_Tp>constexprreference_wrapper<_Tp>ref(_Tp&__t)[related]
       Denotes a reference should be taken to a variable.

   template<typename_Tp>constexprreference_wrapper<_Tp>ref(reference_wrapper<_Tp>__t)[related]
       std::ref overload to prevent wrapping a reference_wrapper

       std::reference_wrapper< _Tp > - Primary class template for reference_wrapper.

       #include <functional>

   PublicTypestypedef _Tp typePublicMemberFunctions
       template<typename _Up , typename  = __not_same<_Up>, typename  =
           decltype(reference_wrapper::_S_fun(std::declval<_Up>()))> constexpr reference_wrapper (_Up &&__uref)
           noexcept(noexcept(reference_wrapper::_S_fun(std::declval< _Up >())))
       reference_wrapper (const reference_wrapper &)=default
       constexpr _Tp & get () const noexcept
       constexpr operator_Tp& () const noexcept
       template<typename... _Args> constexpr __invoke_result< _Tp &, _Args... >::type operator() (_Args &&...
           __args) const noexcept(__is_nothrow_invocable< _Tp &, _Args... >::value)
       reference_wrapper & operator= (const reference_wrapper &)=defaultRelatedSymbols
       (Note that these are not member symbols.)

           template<typename _Tp > constexpr reference_wrapper< _Tp > ref (_Tp &__t) noexcept
           template<typename _Tp > constexpr reference_wrapper< const _Tp > cref (const _Tp &__t) noexcept
               Denotes a const reference should be taken to a variable.
           template<typename _Tp > constexpr reference_wrapper< _Tp > ref (reference_wrapper< _Tp > __t)
               noexcept
               std::ref overload to prevent wrapping a reference_wrapper
           template<typename _Tp > constexpr reference_wrapper< const _Tp > cref (reference_wrapper< _Tp > __t)
               noexcept
               std::cref overload to prevent wrapping a reference_wrapper