You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
Windows-API-examples/datetime/localtime_to_universaltime.c

33 lines
702 B

#include <windows.h>
#include <wchar.h>
int wmain(void) {
SYSTEMTIME lt = {0};
GetLocalTime(&lt);
TIME_ZONE_INFORMATION tzi = {0};
GetTimeZoneInformation(&tzi);
SYSTEMTIME utm = {0};
int r = TzSpecificLocalTimeToSystemTime(&tzi, &lt, &utm);
if (r == 0) {
wprintf(L"Failed to convert local time to system time %d\n)",
GetLastError());
return 1;
}
wprintf(L"Date: %d/%d/%d\n", lt.wMonth, lt.wDay, lt.wYear);
wprintf(L"The local time is: %02d:%02d:%02d\n",
lt.wHour, lt.wMinute, lt.wSecond);
wprintf(L"The universal time is: %02d:%02d:%02d\n",
utm.wHour, utm.wMinute, utm.wSecond);
return 0;
}