# Sgn

*This function is for BASIC compatibility. It is not available in pure JavaScript projects.*

Sgn(*number*)

## Description

Sgn returns an integer indicating the sign of a number. The required parameter, *number*, is any valid numeric expression. If *number* is less than zero -1 is returned, if *number* is greater than zero 1 is returned, if *number* is equal to zero, 0 is returned.

## Example (BASIC)

Rem Sgn Example 'Sgn returns the sign of a number as -1 or 1 Dim Pos, Neg, Zero Pos = Sgn(44) Neg = Sgn(-17) Zero = Sgn(100 - 100) Print "Positive:", Pos Print "Negative:", Neg Print "Zero:", Zero

## Output

Positive: 1 Negative: -1 Zero: 0