API Reference Document
std::chrono::duration<Rep,Period>::
operator=
<
cpp
|
chrono
|
duration
C++
语言
标准库头文件
自立与有宿主实现
具名要求
语言支持库
概念库
(C++20)
诊断库
工具库
字符串库
容器库
迭代器库
范围库
(C++20)
算法库
数值库
本地化库
输入/输出库
文件系统库
(C++17)
正则表达式库
(C++11)
原子操作库
(C++11)
线程支持库
(C++11)
技术规范
工具库
语言支持
类型支持
(基本类型、 RTTI 、类型特征)
库功能特性测试宏
(C++20)
动态内存管理
程序工具
错误处理
协程支持
(C++20)
变参数函数
launder
(C++17)
initializer_list
(C++11)
source_location
(C++20)
三路比较
(C++20)
three_way_comparable
three_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_eq
is_neq
is_lt
is_lteq
is_gt
is_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)
integer_sequence
(C++14)
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_equal
cmp_not_equal
cmp_less
cmp_greater
cmp_less_than
cmp_greater_than
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
in_range
(C++20)
swap 与类型运算
swap
ranges::swap
(C++20)
exchange
(C++14)
declval
(C++11)
forward
(C++11)
move
(C++11)
move_if_noexcept
(C++11)
as_const
(C++17)
常用词汇类型
pair
tuple
(C++11)
apply
(C++17)
make_from_tuple
(C++17)
optional
(C++17)
any
(C++17)
variant
(C++17)
初等字符串转换
to_chars
(C++17)
from_chars
(C++17)
chars_format
(C++17)
日期和时间工具
duration
(C++11)
time_point
(C++11)
clock_time_conversion
(C++20)
clock_cast
(C++20)
当天时刻
hh_mm_ss
(C++20)
is_am
is_pm
make12
make24
(C++20)
(C++20)
(C++20)
(C++20)
时钟
system_clock
(C++11)
steady_clock
(C++11)
high_resolution_clock
(C++11)
is_clock
(C++20)
utc_clock
(C++20)
tai_clock
(C++20)
gps_clock
(C++20)
file_clock
(C++20)
local_t
(C++20)
日历
day
(C++20)
month
(C++20)
year
(C++20)
weekday
(C++20)
operator/
(C++20)
year_month_day
(C++20)
year_month_day_last
(C++20)
year_month_weekday
(C++20)
year_month_weekday_last
(C++20)
weekday_indexed
(C++20)
weekday_last
(C++20)
month_day
(C++20)
month_day_last
(C++20)
month_weekday
(C++20)
month_weekday_last
(C++20)
year_month
(C++20)
时区
tzdb
(C++20)
tzdb_list
(C++20)
get_tzdb
get_tzdb_list
reload_tzdb
remote_version
(C++20)
(C++20)
(C++20)
(C++20)
time_zone
(C++20)
locate_zone
(C++20)
current_zone
(C++20)
zoned_time
(C++20)
time_zone_link
(C++20)
leap_second
(C++20)
C 风格日期和时间
std::chrono::duration
成员函数
duration::duration
duration::operator=
duration::count
duration::zero
duration::min
duration::max
duration::operator+
duration::operator-
duration::operator++
duration::operator--
duration::operator+=
duration::operator-=
duration::operator*=
duration::operator/=
duration::operator%=
非成员函数
operator+
operator-
operator*
operator/
operator%
operator==
operator!=
operator<
operator<=
operator>
operator>=
operator<=>
(C++20 前)
(C++20)
operator<<
(C++20)
duration_cast
floor
(C++17)
ceil
(C++17)
round
(C++17)
abs
(C++17)
operator""h
(C++14)
operator""min
(C++14)
operator""s
(C++14)
operator""ms
(C++14)
operator""us
(C++14)
operator""ns
(C++14)
from_stream
(C++20)
辅助类
common_type
treat_as_floating_point
duration_values
formatter
<std::chrono::duration>
(C++20)
duration
&
operator
=
(
const
duration
&
other
)
=
default
;
(C++11 起)
赋值一个
duration
的内容到另一个。
参数
other
-
复制来源的
duration
参阅
(构造函数)
构造新 duration
(公开成员函数)