问题标题: 找到个获取当前时间可至微秒的程序

Question

1

已解决

刘仁杰

资深守护

#define _CRT_SECURE_NO_WARNINGS
#include<iostream>
#include<cstring>
#include<cctype>
#include<Windows.h>
#include<cmath>
#include<conio.h>
#include<ctime>
#include<cstdlib>
#include<ratio>
#include<chrono>
using namespace std;
std::time_t getTimeStamp() {
   std::chrono::time_point<std::chrono::system_clock, std::chrono::microseconds>tp = std::chrono::time_point_cast<std::chrono::microseconds>(std::chrono::system_clock::now());
   auto tmp = std::chrono::duration_cast<std::chrono::microseconds>(tp.time_since_epoch());
   std::time_t timestamp = tmp.count();
   return timestamp;
}
struct SystemTime {
   int Year, Month, Day;
   string Week;
   int Hour, Minute, Second, millisecond;
};
SystemTime GetsTheSystemTime(bool Year = 1, bool Month = 1, bool Day = 1, bool Week = 1, bool Hour = 1, bool Minute = 1, bool Second = 1, bool Millisecond = 1) {
   time_t NowTime;
   time(&NowTime);
   SystemTime Time;
   tm TM;
   clock_t start, ends;
   start = clock();
   ends = clock();
   localtime_s(&TM, &NowTime);
   if (Year == 1) Time.Year = TM.tm_year + 1900;
   if (Month == 1) Time.Month = TM.tm_mon + 1;
   if (Day == 1) Time.Day = TM.tm_mday;
   if (Hour == 1) Time.Hour = TM.tm_hour;
   if (Minute == 1) Time.Minute = TM.tm_min;
   if (Second == 1) Time.Second = TM.tm_sec;
   string week[15] = { "Sun","Mon","Tue","Wed","Thu","Fri","Sat" };
   if (Week == 1) Time.Week = week[TM.tm_wday];
   std::time_t milli = getTimeStamp();
   auto mTime = std::chrono::microseconds(milli);
   auto tp = std::chrono::time_point<std::chrono::system_clock, std::chrono::microseconds>(mTime);
   auto tt = std::chrono::system_clock::to_time_t(tp);
   std::tm* now = std::gmtime(&tt);
   if (Millisecond == 1) Time.millisecond = milli % 1000;
   return Time;
}
void HideOrShowTheConsoleCursor(bool Flag = true) {
   HANDLE Handle = GetStdHandle(STD_OUTPUT_HANDLE);
   CONSOLE_CURSOR_INFO CursorInfo;
   GetConsoleCursorInfo(Handle, &CursorInfo);
   CursorInfo.bVisible = Flag;
   SetConsoleCursorInfo(Handle, &CursorInfo);
}
void HighSpeedScreenClearing() {
   HANDLE SpeedScreen = GetStdHandle(STD_OUTPUT_HANDLE);
   COORD HighScreen = { 0, 0 };
   SetConsoleCursorPosition(SpeedScreen, HighScreen);
}
int main() {
   HideOrShowTheConsoleCursor(false);
   while (true) {
       SystemTime Time=GetsTheSystemTime();
       cout << Time.Year << "/" << Time.Month << "/" << Time.Day << " " << Time.Week << " " << Time.Hour << ":" << Time.Minute << ":";
       if (Time.Second <= 9) {
           cout << "0";
       }
       cout << Time.Second << "." << Time.millisecond;
       HighSpeedScreenClearing();
   }
   return 0;
}