打印当前时间

#include <stdio.h>
#include <time.h>
#include <WINDOWS.H>
void printftime (void )
{
time_t Curtime;
while (true)
{
time(&Curtime);
tm *RetTime = localtime( &Curtime );
printf("Time: %04d-%02d-%02d %02d:%02d:%02d \r"
,RetTime->tm_year + 1900
,RetTime->tm_mon + 1
,RetTime->tm_mday
,RetTime->tm_hour
,RetTime->tm_min
,RetTime->tm_sec);
Sleep(1000);
fflush(stdout);
}

}

void main()
{
printftime();
}