OPC Studio User's Guide and Reference
TryParse Method (UAQualifiedName)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.AddressSpace Namespace > UAQualifiedName Class : TryParse Method
Expanded text of the qualified name.
The default namespace to be used if no namespace is specified in the input string.
The converted qualified name object.
Converts the string representation of a qualified name to equivalent qualified name object. A return value indicates whether the conversion succeeded.
Syntax
'Declaration
 
<CanBeNullAttribute()>
Public Shared Function TryParse( _
   ByVal s As String, _
   ByVal defaultNamespaceUriString As String, _
   ByRef qualifiedName As UAQualifiedName _
) As IStringParsingError
'Usage
 
Dim s As String
Dim defaultNamespaceUriString As String
Dim qualifiedName As UAQualifiedName
Dim value As IStringParsingError
 
value = UAQualifiedName.TryParse(s, defaultNamespaceUriString, qualifiedName)

Parameters

s
Expanded text of the qualified name.
defaultNamespaceUriString
The default namespace to be used if no namespace is specified in the input string.
qualifiedName
The converted qualified name object.

Return Value

Returns null if s was converted successfully; otherwise, returns an error object that describes the problem.
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