Sgn Function

Returns an integer indicating the sign of a number.


The number argument can be any valid numeric expression.

The Sgn function has the following return values:

If number is

Sgn returns

Greater than zero


Equal to zero


Less than zero


The sign of the number argument determines the return value of the Sgn function.

The following example uses the Sgn function to determine the sign of a number:

Dim MyVar1, MyVar2, MyVar3, MySign
MyVar1 = 12: MyVar2 = -2.4: MyVar3 = 0
MySign = Sgn(MyVar1)   ' Returns 1.
MySign = Sgn(MyVar2)   ' Returns -1.
MySign = Sgn(MyVar3)   ' Returns 0.

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