Indicates whether the given datetime value
dateTime occurs during the previous second, 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 second.
datetimezonevalue to be evaluated.
DateTime.IsInPreviousSecond(dateTime as any) as nullable logical
Determine if the second before the current system time is in the previous second.
DateTime.IsInPreviousSecond(DateTime.FixedLocalNow() - #duration(0,0,0,1))