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Date functions

Date functions calculate dates and manipulate date information.

System formats affect the way dates are displayed. See Opening files with different system formats.

Click a function name for details.

 

This function

Returns

Date

The calendar date for a month, day, and year.

Day

A number from 1 to 31, for the day of the month on which a date occurs.

DayName

Text that is the full name of the weekday for a date.

DayNameJ

Text in Japanese that is the full name of the weekday for a date.

DayOfWeek

A number representing the day of the week on which a date occurs.

DayOfYear

The number of days from the beginning of the year of a date.

Month

A number from 1 to 12, representing the month of the year in which a date occurs.

MonthName

The full name of the month for a date.

MonthNameJ

The name of the month of a date in Japanese.

WeekOfYear

The number of weeks after January 1 of the year of a date.

WeekOfYearFiscal

A number from 1 to 53, representing the week containing a date, from a starting day.

Year

A number representing the year in which a date occurs.

YearName

The Japanese year name of a date, in the specified format.

Notes 

You can use zero (0) and negative numbers as date function arguments. For example, the following formula returns 5/31/2019:

Date(6;0;2019)

Related topics 

About functions

About formulas

Entering dates with two-digit years