OPC Studio User's Guide and Reference
Browse Method (UAClientReadOnlyModelProvider)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.InformationModel Namespace > UAClientReadOnlyModelProvider Class : Browse Method
Model node descriptor. Identifies the node in OPC UA information model.

The value of this parameter cannot be null (Nothing in Visual Basic).

Specifies which nodes will be returned by browsing the OPC server's address space.

The value of this parameter cannot be null (Nothing in Visual Basic).

Browses the nodes and references between nodes in the information model.
Syntax

Parameters

modelNodeDescriptor
Model node descriptor. Identifies the node in OPC UA information model.

The value of this parameter cannot be null (Nothing in Visual Basic).

browseParameters
Specifies which nodes will be returned by browsing the OPC server's address space.

The value of this parameter cannot be null (Nothing in Visual Basic).

Return Value

Returns a OpcLabs.EasyOpc.UA.OperationModel.UANodeElementCollectionResult with information about the nodes related to the model node.

This method never returns null (Nothing in Visual Basic).

Exceptions
ExceptionDescription

A null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

A method call was invalid for the object's current state.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also