QuickOPC User's Guide and Reference
DABrowseArguments Constructor(ServerDescriptor,DANodeDescriptor,DABrowseParameters)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess.OperationModel Namespace > DABrowseArguments Class > DABrowseArguments Constructor : DABrowseArguments Constructor(ServerDescriptor,DANodeDescriptor,DABrowseParameters)
Server descriptor. Identifies the OPC-DA server.
Node descriptor. Identifies the node in OPC server's address space.
Specifies which nodes will be returned by browsing the OPC server's address space.
Initializes a new instance of the class.
Syntax
'Declaration
 
Public Function New( _
   ByVal serverDescriptor As ServerDescriptor, _
   ByVal nodeDescriptor As DANodeDescriptor, _
   ByVal browseParameters As DABrowseParameters _
)
'Usage
 
Dim serverDescriptor As ServerDescriptor
Dim nodeDescriptor As DANodeDescriptor
Dim browseParameters As DABrowseParameters
 
Dim instance As New DABrowseArguments(serverDescriptor, nodeDescriptor, browseParameters)

Parameters

serverDescriptor
Server descriptor. Identifies the OPC-DA server.
nodeDescriptor
Node descriptor. Identifies the node in OPC server's address space.
browseParameters
Specifies which nodes will be returned by browsing the OPC server's address space.
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.

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