Template Function magic_enum::enum_prev_value

Defined in File magic_enum_utility.hpp

Function Documentation

template<typename E, detail::enum_subtype S = detail::subtype_v<E>> constexpr auto magic_enum::enum_prev_value(E value, std::ptrdiff_t n = 1) noexcept -> detail::enable_if_t<E, optional<std::decay_t<E>>>