Less‐than operators

Synopses

Declared in <beman/optional/optional.hpp>

Less‐than operator

template<
    typename T,
    typename U>
constexpr
bool
operator<(
    optional<T> const& lhs,
    optional<U> const& rhs)
requires detail::optional_lt_rel<T, U>;

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Less‐than operator

template<
    typename T,
    typename U>
constexpr
bool
operator<(
    optional<T> const& lhs,
    U const& rhs)
requires detail::optional_lt_rel<T, U>;

» more...

Less‐than operator

template<
    typename T,
    typename U>
constexpr
bool
operator<(
    T const& lhs,
    optional<U> const& rhs)
requires detail::optional_lt_rel<T, U>;

» more...

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