sign

Description

Determines the sign of a number (signum). Returns 1 if the number is positive, zero (0) if the number is 0, and -1 if the number is negative.

Parameters

Return Type

Number

Example

number a = sign(3); print("a= " + a); number b = sign(-4); print("b= " + b); number c = sign(3-3); print("b= " + c);

Prints:

a= 1;

b= -1;

c= 0;

See also