OPC Studio User's Guide and Reference
UAApplicationElement Constructor(String,String,String,String)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.Discovery Namespace > UAApplicationElement Class > UAApplicationElement Constructor : UAApplicationElement Constructor(String,String,String,String)
The URL that can be used to reach the server, using discovery.
A descriptive name for the application (not necessarily unique).
A unique identifier for the product.
A unique identifier for the application instance.
Initializes a new instance of the class.
Syntax
'Declaration
 
Public Function New( _
   ByVal discoveryUriString As String, _
   ByVal applicationName As String, _
   ByVal productUriString As String, _
   ByVal applicationUriString As String _
)
'Usage
 
Dim discoveryUriString As String
Dim applicationName As String
Dim productUriString As String
Dim applicationUriString As String
 
Dim instance As New UAApplicationElement(discoveryUriString, applicationName, productUriString, applicationUriString)

Parameters

discoveryUriString
The URL that can be used to reach the server, using discovery.
applicationName
A descriptive name for the application (not necessarily unique).
productUriString
A unique identifier for the product.
applicationUriString
A unique identifier for the application instance.
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