13 Asynchronous model [async]

13.14 Class template executor_binder [async.exec.binder]

13.14.3 executor_binder invocation [async.exec.binder.invocation]

template<class... Args> result_of_t<T&(Args&&...)> operator()(Args&&... args); template<class... Args> result_of_t<const T&(Args&&...)> operator()(Args&&... args) const;

Returns: INVOKE(get(), forward<Args>(args)...) (C++ 2014 [func.require]).