| ApproxDaysPerMonth |
Average number of days in a month, measured over a year. Used in MonthsBetween . |
| ApproxDaysPerYear |
Average number of days in a year, measured over 4 years. Used in YearsBetween . |
| DayFriday |
ISO day number for Friday |
| DayMonday |
ISO day number for Monday |
| DaySaturday |
ISO day number for Saturday |
| DaysPerWeek |
Number of days in a week. |
| DaysPerYear |
Array with number of days in a year. The Boolean index indicates whether it is a leap year or not. |
| DaySunday |
ISO day number for Sunday |
| DayThursday |
ISO day number for Thursday |
| DayTuesday |
ISO day number for Tuesday |
| DayWednesday |
ISO day number for Wednesday |
| MonthsPerYear |
Number of months in a year |
| OneHour |
One hour as a fraction of a day (suitable for TDateTime) |
| OneMillisecond |
One millisecond as a fraction of a day (suitable for TDateTime) |
| OneMinute |
One minute as a fraction of a day (suitable for TDateTime) |
| OneSecond |
One second as a fraction of a day (suitable for TDateTime) |
| RecodeLeaveFieldAsIs |
Bitmask deciding what to do with each TDateTime field in recode routines |
| WeeksPerFortnight |
Number of weeks in fortnight |
| YearsPerCentury |
Number of years in a century |
| YearsPerDecade |
Number of years in a decade |
| YearsPerMillennium |
Number of years in a millennium |