ReadVars - method of the PmaCommMsg object

The method enables an access to object of the PmVar type that represents one variable defined on the "Data-received" tab.

Object ReadVars(Variant id)

id	(Variant) Specifies the variable. The value is: - Name (String, case sensitive text, for example "d1") or - Index (Long, zero-based index)

The PmVar object includes information about the variable (value, name, index, etc.).

If the variable doesn't exist, then error value (null for JavaScript or Nothing pro VBScript) is returned..

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var val = oMsg.ReadVars("xy").Value;
//or
val = oMsg.ReadVars(0).Value;

Values of the variables on the "Data-received" tab will be copied into the variables of the PmaData object.

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var i;
var oData = pMe.Pm("/Data");
var oMsg = pMe.Pm("/Comm/mr1");

for (i = 0; i < oMsg.Count; i++)
	oData.Item(i).Value = oMsg.ReadVars(i).Value;

PROMOTIC 9.0.13 SCADA system documentation - MICROSYS, spol. s r.o.

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