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Sgn - function of language VBScript

Description:
Returns an integer indicating the sign of a number.

In the PROMOTIC system it is better to use the Pm.Sign method.

Syntax:
Integer Sgn(Double number)
Parameters:
number(Double) Any valid numeric expression.
Return values:
1 - greater than 0
0 - equal to 0
-1 - less than 0
See also:
- VBScript.Abs (function)
- VBScript mathematic functions
- Pm properties and methods mathematic and others
Example:
VBScriptSelect and copy to clipboard

Dim nVar1, nVar2, nVar3, nSign
nVar1 = 12
nVar2 = -2.4
nVar3 = 0
nSign = Sgn(nVar1)  'Returns 1
nSign = Sgn(nVar2)  'Returns -1
nSign = Sgn(nVar3)  'Returns 0
PROMOTIC 9.0.15 SCADA system documentation - MICROSYS, spol. s r.o.

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