| [Overview][Constants][Procedures and functions][Index] | 
Extracts the day of the year from a TDateTime value
Source position: dateutil.inc line 179
| function DayOfTheYear( | 
| const AValue: TDateTime | 
| ):Word; | 
| AValue | 
 | DateTime to extract the day of the year from. | 
Day of the year from AValue.
DayOfTheYear returns the number of days that have passed since the start of the year till the moment indicated by AValue. This is a one-based number, i.e. January 1 will return 1.
For an example, see the WeekOfTheYear function.
| 
 | Extract the week of the year (and optionally year) of a DateTime indication. | |
| 
 | Calculate the number of hours passed since the start of the year. | |
| 
 | Calculate the number of minutes elapsed since the start of the year | |
| 
 | Calculate the number of seconds elapsed since the start of the year. | |
| 
 | Calculate the number of milliseconds elapsed since the start of the year. |