isCOBOL Evolve : Appendices : Intrinsic Functions : FACTORIAL
FACTORIAL
The FACTORIAL function returns the factorial of a number.
Syntax 1
function factorial (arg-1)
Syntax 2
$factorial (arg-1)
Arguments
• arg-1 must be a numeric data item or literal.
Result
The function returns a number that is the factorial of arg-1.
Examples
Example - Display the factorial of 123.
display function factorial(123).