std::ranges::adjacent_transform_view<V,F,N>::iterator<Const>::operator++,--,+=,-=
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< cpp | ranges | adjacent transform view | iterator
constexpr /*iterator*/& operator++(); |
(1) | (since C++23) |
constexpr /*iterator*/ operator++(int); |
(2) | (since C++23) |
constexpr /*iterator*/& operator--() requires ranges::bidirectional_range<Base>; |
(3) | (since C++23) |
constexpr /*iterator*/ operator--( int ) requires ranges::bidirectional_range<Base>; |
(4) | (since C++23) |
constexpr /*iterator*/& operator+=( difference_type n ) requires ranges::random_access_range<Base>; |
(5) | (since C++23) |
constexpr /*iterator*/& operator-=( difference_type n ) requires ranges::random_access_range<Base>; |
(6) | (since C++23) |
递增或递减迭代器。
设 inner_
为底层迭代器,Base
为仅用于演示的成员类型。
等价于
1) ++inner_; return *this;
2) auto tmp = *this; ++*this; return tmp;
3) --inner_; return *this;
4) auto tmp = *this; --*this; return tmp;
5) inner_ += n; return *this;
6) inner_ -= n; return *this;
目录 |
[编辑] 参数
n | - | 相对于当前位置的位置 |
[编辑] 返回值
1,3,5,6) *this
2,4) *this 的副本,该副本在更改之前创建
[编辑] 示例
本节尚不完整 原因:没有示例 |