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std::projected

来自cppreference.com

< cpp‎ | iterator

编译器支持
自立实现与有宿主实现
语言
标准库
标准库标头
具名要求
功能特性测试宏 (C++20)
语言支持库
概念库 (C++20)
诊断库
内存管理库
元编程库 (C++11)
通用工具库
容器库
迭代器库
范围库 (C++20)
算法库
字符串库
文本处理库
数值库
日期和时间库
输入/输出库
文件系统库 (C++17)
并发支持库 (C++11)
执行控制库 (C++26)
技术规范
符号索引
外部库

迭代器概念

indirectly_readable (C++20)
indirectly_writable (C++20)
weakly_incrementable (C++20)
incrementable (C++20)
is-integer-like is-signed-integer-like (C++20)(C++20)

sentinel_for (C++20)
sized_sentinel_for (C++20)
input_iterator (C++20)
output_iterator (C++20)
input_or_output_iterator (C++20)

forward_iterator (C++20)
bidirectional_iterator (C++20)
random_access_iterator (C++20)
contiguous_iterator (C++20)

迭代器原语

input_iterator_tagoutput_iterator_tagforward_iterator_tagbidirectional_iterator_tagrandom_access_iterator_tagcontiguous_iterator_tag

(C++20)

iter_value_titer_difference_titer_reference_titer_const_reference_titer_rvalue_reference_titer_common_reference_t

(C++20)(C++20)(C++20)(C++23)(C++20)(C++20)

iterator (C++17 弃用)
iterator_traits
incrementable_traits (C++20)
indirectly_readable_traits (C++20)

算法概念与工具

间接可调用概念

indirectly_unary_invocableindirectly_regular_unary_invocable

(C++20)(C++20)

indirect_unary_predicate (C++20)
indirect_binary_predicate (C++20)

indirect_equivalence_relation (C++20)
indirect_strict_weak_order (C++20)

常用算法要求

indirectly_movable (C++20)
indirectly_movable_storable (C++20)
indirectly_copyable (C++20)

indirectly_copyable_storable (C++20)
indirectly_swappable (C++20)
indirectly_comparable (C++20)

permutable (C++20)
mergeable (C++20)
sortable (C++20)

indirect_result_t

(C++20)

projected

(C++20)

projected_value_t

(C++26)

迭代器适配器

reverse_iterator
make_reverse_iterator (C++14)
move_iterator (C++11)
make_move_iterator (C++11)
default_sentinel_tdefault_sentinel (C++20)(C++20)
unreachable_sentinel_tunreachable_sentinel (C++20)(C++20)

front_insert_iterator
back_insert_iterator
inserter
insert_iterator
front_inserter
back_inserter
move_sentinel (C++20)

common_iterator (C++20)
counted_iterator (C++20)
basic_const_iterator (C++23)
const_iterator (C++23)
const_sentinel (C++23)
make_const_iterator (C++23)
make_const_sentinel (C++23)

istream_iterator
ostream_iterator

istreambuf_iterator
ostreambuf_iterator

迭代器定制点
ranges::iter_move (C++20)
ranges::iter_swap (C++20)

迭代器操作

advance
distance
prev (C++11)
next (C++11)

ranges::advance (C++20)
ranges::distance (C++20)
ranges::prev (C++20)
ranges::next (C++20)

begincbegin (C++11)(C++14)
rbegincrbegin (C++14)(C++14)

endcend (C++11)(C++14)
rendcrend (C++14)(C++14)

sizessize (C++17)(C++20)
empty (C++17)
data (C++17)

在标头 `<iterator>` 定义
	(1)
template<