QuickOPC User's Guide and Reference
AESubscriptionParameters Constructor(Boolean,Int32,AESubscriptionFilter)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.AlarmsAndEvents Namespace > AESubscriptionParameters Class > AESubscriptionParameters Constructor : AESubscriptionParameters Constructor(Boolean,Int32,AESubscriptionFilter)
Denotes active or inactive subscription.
Notification rate of the event subscription.
Filtering criteria for the event subscription.
Initializes a new instance of the AESubscriptionParameters class.Initializes a new instance of the class, specifying the "active" flag, notification rate, and subscription filter object.
Syntax
'Declaration
 
Public Function New( _
   ByVal active As Boolean, _
   ByVal notificationRate As Integer, _
   ByVal filter As AESubscriptionFilter _
)
'Usage
 
Dim active As Boolean
Dim notificationRate As Integer
Dim filter As AESubscriptionFilter
 
Dim instance As New AESubscriptionParameters(active, notificationRate, filter)
public AESubscriptionParameters( 
   bool active,
   int notificationRate,
   AESubscriptionFilter filter
)
public:
AESubscriptionParameters( 
   bool active,
   int notificationRate,
   AESubscriptionFilter^ filter
)

Parameters

active
Denotes active or inactive subscription.
notificationRate
Notification rate of the event subscription.
filter
Filtering criteria for the event subscription.
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.

The value of an argument is outside the allowable range of values as defined by the invoked method.

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