成员的完整列表，这些成员属于 neforce::optional< T & >,包括所有继承而来的类成员

and_then(F &&f) const &	neforce::optional< T & >	inline
and_then(F &&f) &	neforce::optional< T & >	inline
and_then(F &&f) const &&	neforce::optional< T & >	inline
and_then(F &&f) &&	neforce::optional< T & >	inline
const_pointer typedef	neforce::optional< T & >
const_reference typedef	neforce::optional< T & >
emplace(U &value) noexcept	neforce::optional< T & >	inline
emplace(U &value) noexcept	neforce::optional< T & >	inline
equal_to(const optional &rhs) const noexcept	neforce::optional< T & >	inline
has_value() const noexcept	neforce::optional< T & >	inline
less_than(const optional &rhs) const noexcept	neforce::optional< T & >	inline
operator bool() const noexcept	neforce::optional< T & >	inlineexplicit
neforce::icommon< optional< T > >::operator!=(const T &rhs) const noexcept(noexcept(!(derived().equal_to(rhs))))	neforce::icomparable< T >	inline
neforce::icommon< optional< T & > >::operator!=(const T &rhs) const noexcept(noexcept(!(derived().equal_to(rhs))))	neforce::icomparable< T >	inline
operator*() const &noexcept	neforce::optional< T & >	inline
operator*() &noexcept	neforce::optional< T & >	inline
operator*() const &&noexcept	neforce::optional< T & >	inline
operator*() &&noexcept	neforce::optional< T & >	inline
operator->() const noexcept	neforce::optional< T & >	inline
operator->() noexcept	neforce::optional< T & >	inline
neforce::icommon< optional< T > >::operator<(const T &rhs) const noexcept(noexcept(derived().less_than(rhs)))	neforce::icomparable< T >	inline
neforce::icommon< optional< T & > >::operator<(const T &rhs) const noexcept(noexcept(derived().less_than(rhs)))	neforce::icomparable< T >	inline
neforce::icommon< optional< T > >::operator<=(const T &rhs) const noexcept(noexcept(!(rhs.less_than(derived()))))	neforce::icomparable< T >	inline
neforce::icommon< optional< T & > >::operator<=(const T &rhs) const noexcept(noexcept(!(rhs.less_than(derived()))))	neforce::icomparable< T >	inline
operator=(none_t n) noexcept	neforce::optional< T & >	inline
operator=(U &value)	neforce::optional< T & >	inline
operator=(const optional< U & > &other)	neforce::optional< T & >	inline
operator=(const optional &other) noexcept=default	neforce::optional< T & >
operator=(optional &&other) noexcept	neforce::optional< T & >	inline
neforce::icommon< optional< T > >::operator==(const T &rhs) const noexcept(noexcept(derived().equal_to(rhs)))	neforce::icomparable< T >	inline
neforce::icommon< optional< T & > >::operator==(const T &rhs) const noexcept(noexcept(derived().equal_to(rhs)))	neforce::icomparable< T >	inline
neforce::icommon< optional< T > >::operator>(const T &rhs) const noexcept(noexcept(rhs.less_than(derived())))	neforce::icomparable< T >	inline
neforce::icommon< optional< T & > >::operator>(const T &rhs) const noexcept(noexcept(rhs.less_than(derived())))	neforce::icomparable< T >	inline
neforce::icommon< optional< T > >::operator>=(const T &rhs) const noexcept(noexcept(!(derived().less_than(rhs))))	neforce::icomparable< T >	inline
neforce::icommon< optional< T & > >::operator>=(const T &rhs) const noexcept(noexcept(!(derived().less_than(rhs))))	neforce::icomparable< T >	inline
optional(none_t n=none) noexcept	neforce::optional< T & >	inline
optional(T &value) noexcept	neforce::optional< T & >	inline
optional(U &value) noexcept	neforce::optional< T & >	inline
optional(U &value) noexcept	neforce::optional< T & >	inlineexplicit
optional(const _NEFORCE optional< U & > &other) noexcept	neforce::optional< T & >	inline
optional(const _NEFORCE optional< U & > &other) noexcept	neforce::optional< T & >	inlineexplicit
optional(const optional &other) noexcept=default	neforce::optional< T & >
optional(optional &&other) noexcept	neforce::optional< T & >	inline
or_else(F &&f) const &	neforce::optional< T & >	inline
or_else(F &&f) &&	neforce::optional< T & >	inline
pointer typedef	neforce::optional< T & >
reference typedef	neforce::optional< T & >
reset() noexcept	neforce::optional< T & >	inline
swap(optional &other) noexcept	neforce::optional< T & >	inline
to_hash() const noexcept	neforce::optional< T & >	inline
neforce::to_ihash() const noexcept(noexcept(derived().to_hash()))	neforce::ihashable< T >	inline
neforce::icommon< optional< T & > >::to_ihash() const noexcept(noexcept(derived().to_hash()))	neforce::ihashable< T >	inline
transform(F &&f) const &-> _NEFORCE optional< remove_cvref_t< decltype(f(*ptr_))> >	neforce::optional< T & >	inline
transform(F &&f) &-> _NEFORCE optional< remove_cvref_t< decltype(f(*ptr_))> >	neforce::optional< T & >	inline
transform(F &&f) const &&-> _NEFORCE optional< remove_cvref_t< decltype(f(*ptr_))> >	neforce::optional< T & >	inline
transform(F &&f) &&-> _NEFORCE optional< remove_cvref_t< decltype(f(*ptr_))> >	neforce::optional< T & >	inline
value() const &	neforce::optional< T & >	inline
value() &	neforce::optional< T & >	inline
value() const &&	neforce::optional< T & >	inline
value() &&	neforce::optional< T & >	inline
value_or(U &&value) const &	neforce::optional< T & >	inline
value_or(U &&value) &&	neforce::optional< T & >	inline
value_type typedef	neforce::optional< T & >
~optional() noexcept	neforce::optional< T & >	inline