Public Member Functions | |
template<typename R , typename Pred , typename Proj = ident, typename I = iterator_t<R>> | |
auto | requires_ () -> decltype(concepts::valid_expr(concepts::model_of< concepts::ForwardRange, R >(), concepts::model_of< concepts::ErasableRange, R, I, I >(), concepts::is_true(IndirectRelation< Pred, projected< I, Proj >>()), concepts::is_true(Permutable< I >()))) |