ValueNode QML Type▲
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Import Statement: import QtOpcUa
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Since:: QtOpcUa 5.12
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Inherits:: Node
Detailed Description▲
Sélectionnez
import QtOpcUa as QtOpcUa
QtOpcUa.ValueNode {
nodeId: QtOpcUa.NodeId {
ns: "Test Namespace"
identifier: "s=TestName"
}
connection: myConnection
}A subscription will be created on the server in order to track value changes on the server.
See Also▲
See also NodeId, Connection, Node
Property Documentation▲
[read-only] serverTimestamp : Date▲
Server timestamp of the value attribute.
[read-only] sourceTimestamp : Date▲
Source timestamp of the value attribute.
value : variant▲
Value of this node. Reading and writing this property will access the node on the server.
valueType : variant▲
Type type of this node. The initial value will be QtOpcUa.Constants.Undefined and be fetched from the server when the first connection is established. Any value will be written to the server as the specified type.