A character string specifying the calendar to be set.
It must be one of "default" or "current". Note that "current" is
automatically set by plot() or image() and should not be changed
manually.
x
A character string specifying the abbreviated label of
the time scale (see calendar()) or an object from which to extract the
time scale.
Author
N. Frerebeau
See Also
Other calendar tools:
calendar(),
calendar_get,
convert(),
gregorian,
is_calendar(),
julian()