TryAppendRelative Method (

Attempts to append a relative browse path string to the current OPC-UA browse path.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
<CanBeNullAttribute()>
Function TryAppendRelative( _
   ByVal parsingFlags As UABrowsePathParsingFlags, _
   ByVal more As String, _
   ByVal defaultNamespaceUriString As String _
) As StringParsingError

'Usage
 
Dim instance As _UABrowsePath
Dim parsingFlags As UABrowsePathParsingFlags
Dim more As String
Dim defaultNamespaceUriString As String
Dim value As StringParsingError
 
value = instance.TryAppendRelative(parsingFlags, more, defaultNamespaceUriString)

[CanBeNull()]
StringParsingError TryAppendRelative( 
   UABrowsePathParsingFlags parsingFlags,
   string more,
   string defaultNamespaceUriString
)

[CanBeNull()]
StringParsingError^ TryAppendRelative( 
   UABrowsePathParsingFlags parsingFlags,
   String^ more,
   String^ defaultNamespaceUriString
)

Parameters

parsingFlags: The parsing flags to be used.
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

Exception Description

Exception	Description
System.ArgumentNullException	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.
System.ComponentModel.InvalidEnumArgumentException	An invalid enumeration value was used. 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.

System.ArgumentNullException

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.

System.ComponentModel.InvalidEnumArgumentException

An invalid enumeration value was used.

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

Reference

_UABrowsePath Interface
_UABrowsePath Members

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