cancellation_token 成员列表

成员的完整列表，这些成员属于 cancellation_token,包括所有继承而来的类成员

cancel() noexcept	cancellation_token	inline
cancellation_token()	cancellation_token	inline
cancellation_token(const cancellation_token &other)	cancellation_token	inline
check() const	cancellation_token	inline
is_cancelled() const noexcept	cancellation_token	inline
operator=(const cancellation_token &other)	cancellation_token	inline
~cancellation_token()	cancellation_token	inline