std::error_condition::operator bool
Min standard notice:
Checks whether the stored error value is not zero.
# Declarations
explicit operator bool() const noexcept;
(since C++11)
# Return value
true if value != 0, false otherwise.
Checks whether the stored error value is not zero.
explicit operator bool() const noexcept;
(since C++11)
true if value != 0, false otherwise.