QuickOPC User's Guide and Reference
UAReadParameters Constructor(Double,UAQualifiedName)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA Namespace > UAReadParameters Class > UAReadParameters Constructor : UAReadParameters Constructor(Double,UAQualifiedName)
Determines the age of value you would like to obtain (in milliseconds).
Name of the encoding that the server should use when returning the Value attribute of a variable.
Initializes a new instance of the UAReadParameters class.Initializes a new instance of the UAReadParameters object from a given value age and encoding name.
Syntax
'Declaration
 
Public Function New( _
   ByVal maximumAge As Double, _
   ByVal encodingName As UAQualifiedName _
)
'Usage
 
Dim maximumAge As Double
Dim encodingName As UAQualifiedName
 
Dim instance As New UAReadParameters(maximumAge, encodingName)
public UAReadParameters( 
   double maximumAge,
   UAQualifiedName encodingName
)
public:
UAReadParameters( 
   double maximumAge,
   UAQualifiedName^ encodingName
)

Parameters

maximumAge
Determines the age of value you would like to obtain (in milliseconds).
encodingName
Name of the encoding that the server should use when returning the Value attribute of a variable.
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.

Remarks

The standard browse names to be used with encodingName are:

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