Date and Time - LastDayOfMonth

Syntax:
=LastDayOfMonth(Month, Year)

Description:
Returns the date of the last day of the given month.

Example:
Find the date of the last day in the month of February in the year 2000.
=LastDayOfMonth(2,2000)
Find the date of the last day in the month of February in the year 2001.
=LastDayOfMonth(2,2001)