std::error_condition::operator bool
explicit operator bool() const noexcept; | (since C++11) |
Checks whether the stored error code is not zero.
Parameters
(none).
Return value
true if value != 0, false otherwise.
© cppreference.com
Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.
http://en.cppreference.com/w/cpp/error/error_condition/operator_bool