DateTime.IsInPreviousSecond(dateTime as any) as nullable logical
Indicates whether the given datetime value occurs during the previous second, as determined by the current date and time on the system.
|dateTime: A datetime, or datetimezone value to be evaluated.|
Determine if the second before the current system time is in the previous second.
DateTime.IsInPreviousSecond(DateTime.FixedLocalNow() - #duration(0,0,0,1))