SGN function

Purpose: SGN returns the sign of a number.


 Syntax: 

 RetVal% = SGN(Number)

 Parameters:

  • Number is a number from which the sign value is to be retrieved.

 Return Value:

  • RetVal%, the return value, is an integer indicating the sign of Number. -1 indicates a negative number, 0 indicates zero and 1 indicates positive number.

Example: 


 DIM RetVal%
 
 RetVal% = SGN(-123.456)
 
 PRINT RetVal%

Result: 

-1