Sgn Function
Returns an integer number between -1 and 1 that indicates if the number that is passed to the function is positive, negative, or zero.
Notkun:
Sgn (Tala)
Skilagildi:
Integer
Viðföng:
Number: Numeric expression that determines the value that is returned by the function.
|
NumExpression |
Skilagildi |
|
neikvætt |
Sgn returns -1. |
|
0 |
Sgn returns 0. |
|
jákvætt |
Sgn returns 1. |
Dæmi:
Sub ExampleSgn
Print sgn(-10) REM returns -1
Print sgn(0) REM returns 0
Print sgn(10) REM returns 1
End Sub