nstd::_optional< T > 成员列表

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

_base_t typedef	nstd::_optional< T >
_optional()=default	nstd::_optional< T >
_optional(const _optional &other)	nstd::_optional< T >	inline
_optional(const T &value)	nstd::_optional< T >	inline
_optional(std::nullptr_t)	nstd::_optional< T >	inline
_optional(std::nullopt_t)	nstd::_optional< T >	inline
_optional(const std::optional< TValue > &other)	nstd::_optional< T >	inline
_optional(const TValue *other)	nstd::_optional< T >	inline
has_value() const	nstd::_optional< T >	inline
has_value_	nstd::_optional< T >
operator _optional< TValue >() const	nstd::_optional< T >	inline
operator bool() const	nstd::_optional< T >	inline
operator std::optional< TValue >() const	nstd::_optional< T >	inline
operator!=(const _optional &other) const	nstd::_optional< T >	inline
operator*() const &	nstd::_optional< T >	inline
operator*() &	nstd::_optional< T >	inline
operator*() const &&	nstd::_optional< T >	inline
operator*() &&	nstd::_optional< T >	inline
operator->() const	nstd::_optional< T >	inline
operator->()	nstd::_optional< T >	inline
operator=(const TValue *value)	nstd::_optional< T >	inline
operator=(const char *value)	nstd::_optional< T >	inline
operator=(std::nullptr_t)	nstd::_optional< T >	inline
operator=(std::nullopt_t)	nstd::_optional< T >	inline
operator=(const std::optional< TValue > &other)	nstd::_optional< T >	inline
operator=(const T &value)	nstd::_optional< T >	inline
operator=(const _optional &other)	nstd::_optional< T >	inline
operator=(const TValue &value)	nstd::_optional< T >	inline
operator=(const _optional< TValue > &other)	nstd::_optional< T >	inline
operator==(const _optional &other) const	nstd::_optional< T >	inline
reset()	nstd::_optional< T >	inline
value() const &	nstd::_optional< T >	inline
value_	nstd::_optional< T >
value_or(T &&default_value) const &	nstd::_optional< T >	inline