std::experimental::ranges::IndirectlyComparable - cppreference.com (original) (raw)

template< class I1, class I2, class R = ranges::equal_to<>,

class P1 = ranges::identity, class P2 = ranges::identity >
concept bool IndirectlyComparable =

IndirectRelation<R, ranges::projected<I1, P1>, ranges::projected<I2, P2>>;

(ranges TS)