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.

Error codes:

5 Ógilt kall á stefju

Dæmi:

Sub ExampleSgn

    Print sgn(-10) REM returns -1

    Print sgn(0) REM returns 0

    Print sgn(10) REM returns 1

End Sub