Category - Date & Time

AGE	Returns the age of a person given a birthday.
CONVERTTIME	Returns the time converted into decimal hours, minutes or seconds.
DATEDIFFERENCE	Returns the difference between two dates.
DATESERIAL	Returns the date serial number given a date in text format.
DAYSTO	Returns the number of days (or other units) to a specific event.
DAYSTOCHRISTMAS	Returns the number of days to Christmas.
NUMBEROFDAYS	Returns the number of days in a month and/or year.
PREVIOUSWEEKDAY	Returns the date of the previous weekday.
TIMENOW	Returns the current time as a string (in the format "hh:mm:ss").

AGE Returns the age of a person given a birthday.
CONVERTTIME Returns the time converted into decimal hours, minutes or seconds.
DATEDIFFERENCE Returns the difference between two dates.
DATESERIAL Returns the date serial number given a date in text format.
DAYSTO Returns the number of days (or other units) to a specific event.
DAYSTOCHRISTMAS Returns the number of days to Christmas.
NUMBEROFDAYS Returns the number of days in a month and/or year.
PREVIOUSWEEKDAY Returns the date of the previous weekday.
TIMENOW Returns the current time as a string (in the format "hh:mm:ss").