QuickOPC User's Guide and Reference
DAHandleGroupArguments Constructor(Int32,Int32,Single)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess.OperationModel Namespace > DAHandleGroupArguments Class > DAHandleGroupArguments Constructor : DAHandleGroupArguments Constructor(Int32,Int32,Single)
A handle value.
How often should the updates be received (number of milliseconds).
The percent change in an item value that will cause an update.
Initializes a new instance of the class. Initializes a new instance of the class, with the specified handle value, requested update rate, and percent deadband.
Syntax
'Declaration
 
Public Function New( _
   ByVal handle As Integer, _
   ByVal requestedUpdateRate As Integer, _
   ByVal percentDeadband As Single _
)
'Usage
 
Dim handle As Integer
Dim requestedUpdateRate As Integer
Dim percentDeadband As Single
 
Dim instance As New DAHandleGroupArguments(handle, requestedUpdateRate, percentDeadband)
public DAHandleGroupArguments( 
   int handle,
   int requestedUpdateRate,
   float percentDeadband
)
public:
DAHandleGroupArguments( 
   int handle,
   int requestedUpdateRate,
   float percentDeadband
)

Parameters

handle
A handle value.
requestedUpdateRate
How often should the updates be received (number of milliseconds).
percentDeadband
The percent change in an item value that will cause an update.
Exceptions
ExceptionDescription

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