Method operator<

include/magic_enum/magic_enum_containers.hpp:439–439

  [[nodiscard]] friend constexpr bool operator!=(const array& a1, const array& a2) { return !detail::equal(a1, a2); }

  [[nodiscard]] friend constexpr bool operator<(const array& a1, const array& a2) { return detail::lexicographical_compare(a1, a2); }

  [[nodiscard]] friend constexpr bool operator<=(const array& a1, const array& a2) { return !detail::lexicographical_compare(a2, a1); }