Day Function
The DAY function returns the day as an integer between 1 and 31.
Syntax
DAY(expression)
Example 1
DAY(SYSDATE())
If the current system date is June 30, 2007, a value of 30 appears in the cell.
Example 2
DAY(CLP13)
Where CLP13 represents the year-end date of the client file. If the year-end date is December 31, 2007, a value of 31 will appear in the cell.