date.prevYear

Syntax	date.prevYear (date)
Params	date is a valid Frontier date or a string that can be coerced to a date.
Action	Returns a date exactly one year before the specified date
Returns	A date exactly one year before the specified date
Examples	date.prevYear (clock.now())    » "12/5/96; 10:27:57 PM"
See Also	date.nextYear