Defines the conditions under which a data change notification should be reported.

ProgId: OpcLabs.EasyOpc.UA.UADataChangeFilter
CLSID (Class ID): 69c23b34-9b8f-4999-a815-d873520581ae
Default interface: OpcLabs.EasyOpc.UA.ComTypes._UADataChangeFilter
Event source interface:

For more information, see UADataChangeFilter and OpcLabs.EasyOpc.UA.ComTypes._UADataChangeFilter in .NET Reference.

For remarks, see UADataChangeFilter and OpcLabs.EasyOpc.UA.ComTypes._UADataChangeFilter in .NET Reference.

Object creation

_UADataChangeFilterPtr UADataChangeFilterPtr(__uuidof(UADataChangeFilter));

UADataChangeFilter := CoUADataChangeFilter.Create;

var UADataChangeFilter = new ActiveXObject("OpcLabs.EasyOpc.UA.UADataChangeFilter");

UADataChangeFilter := CoUADataChangeFilter.Create;

$UADataChangeFilter = Win32::OLE->new("OpcLabs.EasyOpc.UA.UADataChangeFilter");

$UADataChangeFilter = new COM("OpcLabs.EasyOpc.UA.UADataChangeFilter");

OLEObject UADataChangeFilter
UADataChangeFilter = CREATE OLEObject
UADataChangeFilter.ConnectToNewObject("OpcLabs.EasyOpc.UA.UADataChangeFilter")

UADataChangeFilter = win32com.client.Dispatch('OpcLabs.EasyOpc.UA.UADataChangeFilter')

Dim UADataChangeFilter As New OleObject ("OpcLabs.EasyOpc.UA.UADataChangeFilter")

Dim UADataChangeFilter As New UADataChangeFilter

UADataChangeFilter = CREATEOBJECT("OpcLabs.EasyOpc.UA.UADataChangeFilter")

Dim UADataChangeFilter As New UADataChangeFilter

Dim UADataChangeFilter: Set UADataChangeFilter = CreateObject("OpcLabs.EasyOpc.UA.UADataChangeFilter")

UADataChangeFilter := CreateObject("OpcLabs.EasyOpc.UA.UADataChangeFilter")

Interface	Description
_Info	An object that holds information. IID (Interface ID): b9103dfd-bace-4392-afb0-ff2bfc9c7ab7 For more information, see _Info in .NET Reference.
_Object
_Object2	A common base class. IID (Interface ID): 9b164457-eef8-4736-bae7-531d45ea2751 For more information, see _Object2 in .NET Reference.
_Parameters	Base class for parameter objects, providing functionality such as standard names. IID (Interface ID): 6d244bf5-d5df-409a-85a2-7bc8c14ef351 For more information, see _Parameters in .NET Reference.
ICloneable	IID (Interface ID): 0cb251a7-3ab3-3b5c-a0b8-9ddf88824b85 For more information, see ICloneable in .NET Reference.
ISerializable	IID (Interface ID): d0eeaa62-3d30-3ee2-b896-a2f34dda47d8 For more information, see ISerializable in .NET Reference.

For examples, see UADataChangeFilter in .NET Reference.

UADataChangeFilter Members