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std::move_iterator<Iter>::operator++,+,+=,--,-,-=

move_iterator& operator++();
(1) (constexpr since C++17)
move_iterator& operator--();
(2) (constexpr since C++17)
move_iterator operator++( int );
(3) (constexpr since C++17)
(until C++20)
constexpr auto operator++( int );
(since C++20)
move_iterator operator--( int );
(4) (constexpr since C++17)
move_iterator operator+( difference_type n ) const;
(5) (constexpr since C++17)
move_iterator operator-( difference_type n ) const;
(6) (constexpr since C++17)
move_iterator& operator+=( difference_type n );
(7) (constexpr since C++17)
move_iterator& operator-=( difference_type n );
(8) (constexpr since C++17)

Increments or decrements the underlying iterator.

1,3) Increments the underlying iterator.
2,4) Decrements the underlying iterator.
5) Returns an iterator which is advanced by n positions.
6) Returns an iterator which is advanced by -n positions.
7) Advanced the iterator by n positions.
8) Advanced the iterator by -n positions.

Parameters

n - position relative to current location

Return value

1,2) *this
3) A copy of *this made before the change. If Iter does not model forward_iterator, returns nothing(since C++20)
4) A copy of *this made before the change
5) move_iterator(base() + n);
6) move_iterator(base() - n);
7,8) *this

Example

See also

operator+
(C++11)
advances the iterator
(function template)
operator-
(C++11)
computes the distance between two iterator adaptors
(function template)

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https://en.cppreference.com/cpp/iterator/move_iterator/operator_arith

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