Less‐than operator

Synopsis

Declared in <beman/optional/optional.hpp>

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

Return Value

true if the left object is less than the right object, false otherwise

Parameters

Name

Description

lhs

The left operand

rhs

The right operand