UnregisterNode Method (_EasyUAClientNodeRegistration)

Unregisters the node specified by its registration handle.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
Sub UnregisterNode( _
   ByVal registrationHandle As Integer _
)

'Usage
 
Dim instance As _EasyUAClientNodeRegistration
Dim registrationHandle As Integer
 
instance.UnregisterNode(registrationHandle)

void UnregisterNode( 
   int registrationHandle
)

void UnregisterNode( 
   int registrationHandle
)

Parameters

registrationHandle: Registration handle of the node that should be unregistered.

Exceptions

Exception Description

Exception	Description
System.ArgumentException	One of the arguments provided to a method is not valid. 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.

System.ArgumentException

One of the arguments provided to a method is not valid.

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

If you have more nodes to unregister, it is strongly recommended that you use the OpcLabs.EasyOpc.UA.Services.IEasyUAClientNodeRegistration.UnregisterMultipleNodes method instead, for performance reasons.

The method may perform the unregistration asynchronously.

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

_EasyUAClientNodeRegistration Interface
_EasyUAClientNodeRegistration Members

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