Date/period specifiers
The period to cover can be specified with what this software package
terms a datespec. It has the following legal forms:
- yyyy-mm
- month mm in year yyyy
- yyyy--ww
- week ww in year yyyy
- yyyy-mm--dd
- a single day (day dd in month
mm in year yyyy)
- yyyy-mm-dd
- another form specifying a single day
- epoch (literally)
- the entire period covering back to
when data collection started.
he@nordu.net
Last modified: Tue Jun 17 15:33:05 MET DST 1997