friend constexpr void iter_swap( const /*iterator*/& x, const /*iterator*/& y ) noexcept( /*see below*/ ) requires std::indirectly_swappable<InnerIter>; | (since C++20) |
Swaps the objects pointed to by two underlying iterators (denoted as inner_
).
Equivalent to: ranges::iter_swap(x.inner_, y.inner_);
.
This function is not visible to ordinary unqualified or qualified lookup, and can only be found by argument-dependent lookup when join_view::iterator<Const>
is an associated class of the arguments.
x, y | - | iterators |
(none).
noexcept
specification: noexcept(noexcept(ranges::iter_swap(x.inner_, y.inner_)))
(C++20) | swaps the values referenced by two dereferenceable objects (customization point object) |
swaps the elements pointed to by two iterators (function template) |
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https://en.cppreference.com/w/cpp/ranges/join_view/iterator/iter_swap