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Syntax

fact(number)

Description

Excerpt
Returns the factorial of a number.

The factorial of a number n is equal to 1*2*3*...* n

Parameters

Parameter	Type	Required	Description
number	Number	Yes	The non-negative number for which you want the factorial. If number is not an integer, it is truncated.

Return type

number

Example

Code Block
number a = fact(5); print("a= " + a); number b = fact(3.7); print("b= " + b); number c = fact(-3); print("c= " + c);

Prints:

        a= 120 ;

        b= 6;

        c= NaN; 

See

also