Namespaces
Variants
Views
Actions

std::future_error::what

From cppreference.com
< cpp‎ | thread‎ | future error
 
 
Concurrency support library
Threads
(C++11)
(C++20)
(C++20)
this_thread namespace
(C++11)
(C++11)
(C++11)
Mutual exclusion
(C++11)
(C++11)  
Generic lock management
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
Condition variables
(C++11)
Semaphores
Latches and Barriers
(C++20)
(C++20)
Futures
(C++11)
(C++11)
(C++11)
(C++11)
Safe Reclamation
(C++26)
(C++26)
Hazard Pointers





Atomic types
(C++11)
(C++20)
Initialization of atomic types
(C++11)(deprecated in C++20)
(C++11)(deprecated in C++20)
Memory ordering
Free functions for atomic operations
Free functions for atomic flags
 
 
virtual const char* what() const noexcept;
(since C++11)

Returns the explanatory string.

[edit] Parameters

(none)

[edit] Return value

Pointer to a null-terminated string with explanatory information.

[edit] See also

returns the error code
(public member function) [edit]