类
duration
- count
- 内部计数，不一定是值
time_point
system_clock
- now
- 获取当前时间
steady_clock
high_resolution_clock
treat_as_floating_point
duration_values
common_type(duration)
函数
duration_cast
time_point_cast
类型
| type | Representation | Period |
| hours | signed integral type of at least 23 bits | ratio<3600,1> |
| minutes | signed integral type of at least 29 bits | ratio<60,1> |
| seconds | signed integral type of at least 35 bits | ratio<1,1> |
| milliseconds | signed integral type of at least 45 bits | ratio<1,1000> |
| microseconds | signed integral type of at least 55 bits | ratio<1,1000000> |
| nanoseconds | signed integral type of at least 64 bits | ratio<1,1000000000> |
hours
minutes
seconds
milliseconds
microseconds
nanoseconds
使用
声明：本文为原创文章，版权归Aet所有，欢迎分享本文，转载请保留出处！
你可能也喜欢
- ♥ C++_ 模板学习四08/08
- ♥ C++_ 模板学习三08/07
- ♥ C++_运算符优先级&&相关性12/15
- ♥ Json库RapidJson使用01/11
- ♥ C++_关于函数调用过程10/30
- ♥ 51CTO：C++语言高级课程一08/07