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EOMONTH function

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

Syntax

EOMONTH(start_date, months)

Square brackets indicate optional arguments.

Arguments

ArgumentRequiredMeaning
start_dateYesA date that represents the starting date."2011-1-1"
monthsYesThe number of months before or after start_date.1

Try EOMONTH

Let leap February determine its last date

=EOMONTH(A2,B2)

A zero month shift selects February 2024 and returns February 29 as a numeric date serial. This is a calendar month end; it does not exclude weekly closures or holidays.

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EOMONTH · top-level call

=EOMONTH(A2,B2)

1 / 2 · start_date

A date that represents the starting date.

EOMONTH reference ↗

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Reference and compatibility

Univer 1.0.4 / Apache-2.0. Calculation checks cover the supplied examples only. The browser worksheet does not implement every Excel feature, external service or connected data type.