std::make_error_condition(std::errc)

`<system_error>`
`std::error_condition make_error_condition( std::errc e ) noexcept;`		( C++11)

errc e. int(e) std::generic_category.

e

e.

#include <system_error>
#include <string>
#include <iostream>

int main()
{
    auto err = std::make_error_condition(std::errc::invalid_argument);
    std::cout << err.message() << '\n';
}

:

Invalid argument







(C++20)

(C++20)
(C++11)





(C++20)


/

(C++11)
(C++11)
(C++11)
(C++17)

cppreference.com

std::make_error_condition(std::errc)