I have forgotten
my Password

Or login with:

  • Facebookhttp://facebook.com/
  • Googlehttps://www.google.com/accounts/o8/id
  • Yahoohttps://me.yahoo.com
Units

Time

GMTOffset

Calculates the number of minutes that the given region is offset from GMT
int GMTOffset ()

Hour

Returns the current hour from a serial Julian date and time. Excel: HOUR
int hour (double time)[inline]

Minute

Returns the current minute from a serial Julian date and time. Excel: MINUTE
int minute (double time)[inline]

Now

Returns the current date and time as a serial Julian date and time. Excel: NOW
double now (summerTimeRegion Region=st_Local)

Second

Returns the current second from a serial Julian date and time. Excel: SECOND
int second (double time)[inline]

Summertime

Calculates the start and end of summer time in the specified year and region.
void summerTime (int Year, double &StartDate, double &EndDate, summerTimeRegion Region)
bool summerTime (double nDate, summerTimeRegion Region)

Summer Time Region

The summer time regions of the world and their start/end rules.

Time

Calculates the time fraction from the parameters \b hours, \b minutes and \b seconds. Excel: TIME
double time (int Hours, int Minutes, int Seconds)[inline]

Time HMS

Converts a fractional part of a serial Julian date and time into hours, minutes and seconds.
void timeHMS (double nTime, int &Hours, int &Minutes, int &Seconds)
void timeHMS (const char* Time, int &Hours, int &Minutes, int &Seconds)

World Time Diff

Returns the time offset between two world locations
double worldTimeDiff (worldTimeZone LocA, worldTimeZone LocB)[inline]

World Time Zone

Times zone offsets (from GMT) for key locations around the world.