תוכן
\<bookmark_value\>Sgn function\</bookmark_value\>

# 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.

## Syntax:

    Sgn (Number)

## Return value:

Integer

## Parameters:

\<emph\>Number:\</emph\> Numeric expression that determines the value that is returned by the function.

Number | Return value
negative | Sgn returns -1.
0 | Sgn returns 0.
positive | Sgn returns 1.

### Error codes:

5 Invalid procedure call

## Example:

    Sub ExampleSgn
        Print sgn(-10) REM returns -1
        Print sgn(0) REM returns 0
        Print sgn(10) REM returns 1
    End Sub