Even() returns True (-1), if integer_number is an even integer or zero. It returns False (0), if integer_number is an odd integer, and NULL if integer_number is not an integer.
Syntax:
Even(integer_number)
Return data type: Boolean
Examples and results:
- Even( 3 ): returns 0, False
- Even( 2 * 10 ): returns -1, True
- Even( 3.14 ): returns NULL
