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# 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.

## Sintaksa:

    Sin (Broj)

## Vrati vrijednost:

Integer

## Parametri:

Number: Numeric expression that determines the value that is returned by the function.

Broj | Vrati vrijednost
negative | Sgn returns -1.
0 | Sgn returns 0.
positive | Sgn returns 1.

### Error codes:

5 Invalid procedure call

## Primjer:

    Sub ExampleSgn
        Ispis Popravna(0) REM vraca 0.
        Ispis Popravna(0) REM vraca 0.
        Ispis Popravna(0) REM vraca 0.
    End Sub