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

From cppreference.net
C++
Iterator library
Iterator concepts
Iterator primitives
Algorithm concepts and utilities
Indirect callable concepts
Common algorithm requirements
(C++20)
(C++20)
(C++20)
Utilities
(C++20)
Iterator adaptors
Range access
(C++11) (C++14)
(C++14) (C++14)
(C++11) (C++14)
(C++14) (C++14)
(C++17) (C++20)
(C++17)
(C++17)
std::basic_const_iterator
Member functions
basic_const_iterator::operator++ basic_const_iterator::operator+= basic_const_iterator::operator-- basic_const_iterator::operator-=
Non-member functions
(C++23) (C++23) (C++23) (C++23)
(C++23)
(C++23)
(C++23)
Helper classes
(C++23)
constexpr basic_const_iterator & operator ++ ( ) ;
(1) (自 C++23 起)
constexpr void operator ++ ( int ) ;
(2) (自 C++23 起)
constexpr basic_const_iterator operator ++ ( int )
requires std:: forward_iterator < Iter > ;
(3) (自 C++23 起)
constexpr basic_const_iterator & operator -- ( )
requires std:: bidirectional_iterator < Iter > ;
(4) (自 C++23 起)
constexpr basic_const_iterator operator -- ( int )
requires std:: bidirectional_iterator < Iter > ;
(5) (自 C++23 起)
constexpr basic_const_iterator & operator + = ( difference_type n )
requires std:: random_access_iterator < Iter > ;
(6) (自 C++23 起)
constexpr basic_const_iterator & operator - = ( difference_type n )
requires std:: random_access_iterator < Iter > ;
(7) (自 C++23 起)

递增或递减迭代器，通过对底层迭代器执行相应操作实现。

1-3) 递增一。
4,5) 递减一。
6,7) 将迭代器前进 n 或 - n 个位置。

返回值

1,4,6,7) * this
3,5) 在更改前创建的 * this 副本
2) (无)

示例

本节内容不完整
原因：缺少示例

参见

前进或后退 move_iterator
( std::move_iterator<Iter> 的公开成员函数)