cpp / latest / thread / future_error / what.html /

std::future_error::what

virtual const char* what() const noexcept;
(since C++11)

Returns the explanatory string.

Parameters

(none).

Return value

Pointer to a null-terminated string with explanatory information.

See also

returns the error code
(public member function)

© cppreference.com
Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.
https://en.cppreference.com/w/cpp/thread/future_error/what