FACTORIAL Function

The FACTORIAL function returns an integer that is the factorial of argument-1. The type of this function is integer.

Usage

FUNCTION FACTORIAL (argument-1)

Parameter

argument-1 Must be an integer greater than or equal to zero.

Returned Values

  1. If the value of argument-1 is zero, the value 1 is returned.
  2. If the value of argument-1 is positive, its factorial is returned.
Parent topic: Appendix F. Intrinsic Functions