std::packaged_task<R(Args...)>::valid

 
 
Thread support library
Threads
(C++11)
this_thread namespace
(C++11)
(C++11)
(C++11)
Mutual exclusion
(C++11)
Generic lock management
(C++11)
(C++11)
(C++11)
(C++11)(C++11)(C++11)
(C++11)
(C++11)
Condition variables
(C++11)
Futures
(C++11)
(C++11)
(C++11)
(C++11)
 
 
bool valid() const noexcept;
(since C++11)

Checks whether *this has a shared state.

Parameters

(none)

Return value

true if *this has a shared state, false otherwise.