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Sign - method of object Pm

Description:
Returns an integer indicating the sign of a number.
Syntax:
Sign(nValue As Double) As Long
Calling:
n = Pm.Sign(nValue)
Parameters:
nValue(Double) Any valid numeric expression.
Return Values:
1 - greater than 0
0 - equal to 0
-1 - less than 0
Note:
The method can also be called in the graphic item events for Web panels.

The method is functional also in Macro expression $.expr and in the onDraw event of the PmiCanvas graphic item.

Example:
JavaScriptVBScriptSelect and copy to clipboard

var nVar1 = 12;
var nVar2 = -2.4;
var nVar3 = 0;
var nSign = Pm.Sign(nVar1);  //Returns 1
nSign = Pm.Sign(nVar2);  //Returns -1
nSign = Pm.Sign(nVar3);  //Returns 0
PROMOTIC 9.0.0 SCADA system documentation - MICROSYS, spol. s r.o.

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