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std::ranges::zip_view<Views...>::iterator<Const>::operator++,--,+=,-=

constexpr /iterator/& operator++();	(1)	(since C++23)
constexpr void operator++( int );	(2)	(since C++23)
constexpr /iterator/ operator++( int ) requires /all-forward/<Const, Views...>;	(3)	(since C++23)
constexpr /iterator/& operator--() requires /all-bidirectional/<Const, Views...>;	(4)	(since C++23)
constexpr /iterator/ operator--( int ) requires /all-bidirectional/<Const, Views...>;	(5)	(since C++23)
constexpr /iterator/& operator+=( difference_type n ) requires /all-random-access/<Const, Views...>;	(6)	(since C++23)
constexpr /iterator/& operator-=( difference_type n ) requires /all-random-access/<Const, Views...>;	(7)	(since C++23)

Increments or decrements each of the underlying is_... iterators in the underlying tuple-like object current_.

1) Equivalent to /*tuple-for-each*/([](auto& i) { ++i; }, current_); return *this;

2) Equivalent to ++*this;

3) Equivalent to auto tmp = *this; ++*this; return tmp;

4) Equivalent to /*tuple-for-each*/([](auto& i) { --i; }, current_); return *this;

5) Equivalent to auto tmp = *this; --*this; return tmp;

6) Equivalent to /*tuple-for-each*/([&]<class I>(I& i) { i += iter_difference_t<I>(x); }, current_); return *this;

7) Equivalent to /*tuple-for-each*/([&]<class I>(I& i) { i -= iter_difference_t<I>(x); }, current_); return *this;

position relative to current location

1,4,6,7) *this

2) (none)

3,5) a copy of *this that was made before the change

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