OPC Studio User's Guide and Reference
DAReadParameters Constructor(DAReadParameters)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess Namespace > DAReadParameters Class > DAReadParameters Constructor : DAReadParameters Constructor(DAReadParameters)
The read parameters (such as data source or value age).
Initializes a new instance of the DAReadParameters class.Initializes a new copy of the DAReadParameters object.
Syntax
'Declaration
 
Public Function New( _
   ByVal readParameters As DAReadParameters _
)
'Usage
 
Dim readParameters As DAReadParameters
 
Dim instance As New DAReadParameters(readParameters)
public DAReadParameters( 
   DAReadParameters readParameters
)
public:
DAReadParameters( 
   DAReadParameters^ readParameters
)

Parameters

readParameters
The read parameters (such as data source or value age).
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.

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