NodeId QML Type

Specifies a node by an identifier. More...

Import Statement: import QtOpcUa .
Since: QtOpcUa 5.12

Properties

Signals

Detailed Description

import QtOpcUa 5.13 as QtOpcUa

QtOpcUa.NodeId {
    identifier: "s=Example.Node"
    ns: "Example Namespace"
}

Property Documentation

identifier : string

Identifer of the node. The identifier has to be given in one of the followig types.

TypeExample
Numerici=23
Strings=MyStringIdentifier
GUIDg=08081e75-8e5e-319b-954f-f3a7613dc29b
Opaque (base64)b=UXQgZnR3IQ==

It is possible but not recommended to include the namespace index ns=X;s=.... In this case the given namespace index is internally stripped off the identifier and set to the namespace property.


namespace : string

Namespace of the node identifier. The identifier can be the index as a number or the name as string. A string which can be converted to an integer is considered a namespace index.


Signal Documentation

nodeChanged()

Emitted when the underlying node has changed. This happens when the namespace or identifier has changed.


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