The Excel YEAR function returns the year component of a date as a 4-digit number. You can use the YEAR function to extract a year number from a date into a cell or to extract and feed a year value into another formula, like the DATE function.
- date – A date from which to extract the year.
date – date must be a valid Excel date in serial number format. For example, the date Jan 1, 2000 is equal to the serial number 32526 in Excel
Excel only handles dates after 1/1/1900.