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

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Iterator library
Iterator concepts
Iterator primitives
Algorithm concepts and utilities
Indirect callable concepts
Common algorithm requirements
(C++20)
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(C++20)
Iterator adaptors
Range access
(C++11)(C++14)
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(C++17)
(C++17)
constexpr basic_const_iterator& operator++();
(1) (since C++23)
constexpr void operator++ ( int ) ;
(2) (since C++23)
constexpr basic_const_iterator operator++ ( int )
    requires std::forward_iterator <Iter> ;
(3) (since C++23)
constexpr basic_const_iterator& operator-- ( )
    requires std::bidirectional_iterator <Iter> ;
(4) (since C++23)
constexpr basic_const_iterator operator-- ( int )
    requires std::bidirectional_iterator <Iter> ;
(5) (since C++23)
constexpr basic_const_iterator& operator+ = ( difference_type n )
    requires std::random_access_iterator <Iter> ;
(6) (since C++23)
constexpr basic_const_iterator& operator- = ( difference_type n )
    requires std::random_access_iterator <Iter> ;
(7) (since C++23)

Increments or decrements the iterator, by applying the corresponding operation on the underlying iterator.

1-3) Increments by one.
4,5) Decrements by one.
6,7) Advances the iterator by n or -n

Return value

1,4,6,7) *this
3,5) A copy of *this that was made before the change
2) (none)

Example

See also

advances or decrements the iterator
(public member function of std::move_iterator<Iter>)