std::type_index::type_index

工具库

语言支持
类型支持（基本类型、 RTTI）
库功能特性测试宏 (C++20)
动态内存管理
程序工具
协程支持 (C++20)
变参数函数
is_constant_evaluated (C++20)
is_within_lifetime (C++26)
initializer_list (C++11)
source_location (C++20)
三路比较 (C++20)
three_way_comparablethree_way_comparable_with (C++20)(C++20)
strong_ordering (C++20)
weak_ordering (C++20)
partial_ordering (C++20)
common_comparison_category (C++20)
compare_three_way_result (C++20)
compare_three_way (C++20)
strong_order (C++20)
weak_order (C++20)
partial_order (C++20)
compare_strong_order_fallback (C++20)
compare_weak_order_fallback (C++20)
compare_partial_order_fallback (C++20)
is_eqis_neqis_ltis_lteqis_gtis_gteq (C++20)(C++20)(C++20)(C++20)(C++20)(C++20)

通用工具

日期和时间

函数对象

格式化库 (C++20)

bitset

hash

(C++11)

关系运算符 (C++20 中弃用)

rel_ops::operator!=rel_ops::operator>

rel_ops::operator<=rel_ops::operator>=

整数比较函数

cmp_equalcmp_lesscmp_less_than

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

cmp_not_equalcmp_greatercmp_greater_than

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

in_range

(C++20)

swap 与类型运算

常用词汇类型

初等字符串转换

type_index( const std::type_info& info ) noexcept;		(C++11 起)

从 std::type_info 对象构造 type_index。

info

-

type_info 对象

成员函数
type_index::type_index (C++11)
type_index::operator=type_index::operator!=type_index::operator<type_index::operator<=type_index::operator>type_index::operator>=type_index::operator<=> (C++11)(C++11)(C++20 前)(C++11)(C++11)(C++11)(C++11)(C++20)
type_index::hash_code (C++11)
type_index::name (C++11)
辅助类
hash<std::type_index> (C++11)

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