Date.DaysInMonth

Syntax

Date.DaysInMonth(dateTime as any) as nullable number 

About

Returns the number of days in the month in the date, datetime, or datetimezone value dateTime.

  • dateTime: A date, datetime, or datetimezone value for which the number of days in the month is returned.

Example 1

Number of days in the month December as represented by #date(2011, 12, 01).

Date.DaysInMonth(#date(2011, 12, 01))

31