#include <stdio.h>
#include <Windows.h>
int main(void){
LARGE_INTEGER ticks,Frequency;
QueryPerformanceFrequency(&Frequency);//获取频率
printf("频率:%d\n",Frequency.QuadPart);
//频率一般为10000000 分辨率为100ns
while (1)
{
QueryPerformanceCounter(&ticks);//获取一个时间戳
printf("time(s):%.7lf\n",(double)ticks.QuadPart/(double)Frequency.QuadPart);
}
}