Sgn Function

Returns an integer number +1, 0 or -1 indicating whether the number that is passed to the function is positive, zero or negative respectively.

Syntax:


Sgn (Number)

Return value:

Integer

Parameters:

Number: 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) ' returns -1
    Print sgn(0) ' returns 0
    Print sgn(10) ' returns 1
End Sub

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