DANodeArguments Constructor(ServerDescriptor,DANodeDescriptor)

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
Public Function New( _
   ByVal serverDescriptor As ServerDescriptor, _
   ByVal nodeDescriptor As DANodeDescriptor _
)

'Usage
 
Dim serverDescriptor As ServerDescriptor
Dim nodeDescriptor As DANodeDescriptor
 
Dim instance As New DANodeArguments(serverDescriptor, nodeDescriptor)

public DANodeArguments( 
   ServerDescriptor serverDescriptor,
   DANodeDescriptor nodeDescriptor
)

public:
DANodeArguments( 
   ServerDescriptor^ serverDescriptor,
   DANodeDescriptor^ nodeDescriptor
)

Parameters

serverDescriptor: Server descriptor. Identifies the OPC-DA server.
nodeDescriptor: Node descriptor. Identifies the node in OPC server's address space.

Exceptions

Exception Description

Exception	Description
System.ArgumentNullException	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.

System.ArgumentNullException

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.

Remarks

You can obtain nodeDescriptor e.g. by calling one of the browsing methods on OpcLabs.EasyOpc.DataAccess.IEasyDAClient interface.

Requirements

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

Reference

DANodeArguments Class
DANodeArguments Members
Overload List

Send Documentation Feedback. Resources: Knowledge Base. Technical support: Online Forums, FAQ.