Date and time functions (reference)

To get detailed information about a function, click its name in the first column.

Note   Version markers indicate the version of Excel a function was introduced. These functions aren't available in earlier versions.

Function

Description

DATE function

Returns the serial number of a particular date

DATEDIF function

Calculates the number of days, months, or years between two dates. This function is useful in formulas where you need to calculate an age.

DATEVALUE function

Converts a date in the form of text to a serial number

DAY function

Converts a serial number to a day of the month

DAYS function
Excel 2013

Returns the number of days between two dates

DAYS360 function

Calculates the number of days between two dates based on a 360-day year

EDATE function

Returns the serial number of the date that is the indicated number of months before or after the start date

EOMONTH function

Returns the serial number of the last day of the month before or after a specified number of months

HOUR function

Converts a serial number to an hour

ISOWEEKNUM function
Excel 2013

Returns the number of the ISO week number of the year for a given date

MINUTE function

Converts a serial number to a minute

MONTH function

Converts a serial number to a month

NETWORKDAYS function

Returns the number of whole workdays between two dates

NETWORKDAYS.INTL function
Excel 2010

Returns the number of whole workdays between two dates using parameters to indicate which and how many days are weekend days

NOW function

Returns the serial number of the current date and time

SECOND function

Converts a serial number to a second

TIME function

Returns the serial number of a particular time

TIMEVALUE function

Converts a time in the form of text to a serial number

TODAY function

Returns the serial number of today's date

WEEKDAY function

Converts a serial number to a day of the week

WEEKNUM function

Converts a serial number to a number representing where the week falls numerically with a year

WORKDAY function

Returns the serial number of the date before or after a specified number of workdays

WORKDAY.INTL function
Excel 2010

Returns the serial number of the date before or after a specified number of workdays using parameters to indicate which and how many days are weekend days

YEAR function

Converts a serial number to a year

YEARFRAC function

Returns the year fraction representing the number of whole days between start_date and end_date

Important   The calculated results of formulas and some Excel worksheet functions may differ slightly between a Windows PC using x86 or x86-64 architecture and a Windows RT PC using ARM architecture. Learn more about the differences.

See Also

Excel functions (by category)

Excel functions (alphabetical)

Applies To: Excel 2013, Excel 2007, Excel 2010, Excel Starter, Excel Online, Excel 2016 for Mac



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