operator+,-(ranges::elements_view::iterator)

friend constexpr /*iterator*/ operator+ ( const /*iterator*/ & i, difference_type n )     requires ranges::random_access_range <Base> ;	(1)	(since C++20)
friend constexpr /*iterator*/ operator+ ( difference_type n, const /*iterator*/ & i )     requires ranges::random_access_range <Base> ;	(2)	(since C++20)
friend constexpr /*iterator*/ operator- ( const /*iterator*/ & i, difference_type n )     requires ranges::random_access_range <Base> ;	(3)	(since C++20)
friend constexpr difference_type operator- ( const /*iterator*/ & x, const /*iterator*/& y )     requires std::sized_sentinel_for < ranges::iterator_t <Base>, ranges::iterator_t <Base>> ;	(4)	(since C++20)

These functions are not visible to ordinary unqualified or qualified lookup, and can only be found by argument-dependent lookup when elements_view::iterator<Const>

Parameters

i, x, y	-	the iterators
n	-	position relative to current location

Return value

Example

This section is incomplete Reason: no example

Defect reports

The following behavior-changing defect reports were applied retroactively to previously published C++ standards.

DR	Applied to	Behavior as published	Correct behavior
LWG 3483	C++20	elements_view::iterator's difference is overconstrained	requirement is relaxed