Indicates whether the given datetime value
dateTime occurs during the previous number of days, as determined by the current date and time on the system. Note that this function will return false when passed a value that occurs within the current day.
datetimezonevalue to be evaluated.
days: The number of days.
Date.IsInPreviousNDays(**dateTime** as any, **days** as number) as nullable logical
Determine if the day before the current system time is in the previous two days.
Date.IsInPreviousNDays(Date.AddDays(DateTime.FixedLocalNow(), -1), 2)