QuickOPC User's Guide and Reference
TryAppendRelative(String,String) Method



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.Navigation Namespace > UABrowsePath Class > TryAppendRelative Method : TryAppendRelative(String,String) Method
The relative browse path string to be appended to the current browse path.
The namespace URI to be used with all elements that do not explicitly specify a namespace.
Attempts to append a relative browse path string to the current OPC-UA browse path.
Syntax
'Declaration
 
<CanBeNullAttribute()>
Public Overloads Function TryAppendRelative( _
   ByVal more As String, _
   ByVal defaultNamespaceUriString As String _
) As IStringParsingError
'Usage
 
Dim instance As UABrowsePath
Dim more As String
Dim defaultNamespaceUriString As String
Dim value As IStringParsingError
 
value = instance.TryAppendRelative(more, defaultNamespaceUriString)
[CanBeNull()]
public IStringParsingError TryAppendRelative( 
   string more,
   string defaultNamespaceUriString
)
[CanBeNull()]
public:
IStringParsingError^ TryAppendRelative( 
   String^ more,
   String^ defaultNamespaceUriString
) 

Parameters

more
The relative browse path string to be appended to the current browse path.
defaultNamespaceUriString
The namespace URI to be used with all elements that do not explicitly specify a namespace.

Return Value

Returns null if successful; otherwise, some OpcLabs.BaseLib.IStringParsingError indicating the reason of the failure.
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