Defined in header <future> | ||
---|---|---|
const std::error_category& future_category(); | (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
.
Exceptions
noexcept
specification: noexcept
Example
See also
(C++11) | identifies the future error codes (enum) |
(C++11) | reports an error related to futures or promises (class) |
(C++11) | base class for error categories (class) |
Please login to continue.