table of contents
std::future_category(3) | C++ Standard Libary | std::future_category(3) |
NAME¶
std::future_category - std::future_category
Synopsis¶
Defined in header <future>
const std::error_category& future_category() noexcept; (since
C++11)
Obtains a reference to the static error category object for the errors
related to
futures and promises. The object is required to override the virtual function
error_category::name() to return a pointer to the string "future".
It is used to
identify error codes provided in the exceptions of type
std::future_error.
Parameters¶
(none)
Return value¶
A reference to the static object of unspecified runtime type,
derived from
std::error_category.
Example¶
This section is incomplete
Reason: no example
See also¶
future_errc identifies the future error codes
(C++11) (enum)
future_error reports an error related to futures or promises
(C++11) (class)
error_category base class for error categories
(C++11) (class)
2022.07.31 | http://cppreference.com |