BrowseOne Method (IEasyDAClientExtension2)

Browses the nodes in OPC DA server's address space. Starts from the specified node, and returns information about child nodes found.

Browses the nodes in server's address space, given a browse arguments object.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
<ExtensionAttribute()>
<NotNullAttribute()>
Public Shared Function BrowseOne( _
   ByVal client As IEasyDAClient, _
   ByVal browseArguments As DABrowseArguments _
) As DANodeElementCollectionResult

'Usage
 
Dim client As IEasyDAClient
Dim browseArguments As DABrowseArguments
Dim value As DANodeElementCollectionResult
 
value = IEasyDAClientExtension2.BrowseOne(client, browseArguments)

[Extension()]
[NotNull()]
public static DANodeElementCollectionResult BrowseOne( 
   IEasyDAClient client,
   DABrowseArguments browseArguments
)

[Extension()]
[NotNull()]
public:
static DANodeElementCollectionResult^ BrowseOne( 
   IEasyDAClient^ client,
   DABrowseArguments^ browseArguments
)

Parameters

client: The client object that will perform the operation.
browseArguments: Holds arguments needed to browse OPC DA server nodes.

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.

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

IEasyDAClientExtension2 Class
IEasyDAClientExtension2 Members

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