OPC Studio User's Guide and Reference
TryParse(UABrowsePath,String,String,UABrowsePath) Method



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.Navigation Namespace > UABrowsePath Class > TryParse Method : TryParse(UABrowsePath,String,String,UABrowsePath) Method
The base path for relative input paths. A null browse path if none given.
The string containing the browse path to be parsed.
The namespace URI to be used with all elements that do not explicitly specify a namespace.
If successful, the browse path object corresponding to the input string.
Attempts to parse a string containing a browse path, optionally given a base for relative paths.
Syntax
'Declaration
 
<CanBeNullAttribute()>
<PureAttribute()>
Public Overloads Shared Function TryParse( _
   ByVal basePath As UABrowsePath, _
   ByVal value As String, _
   ByVal defaultNamespaceUriString As String, _
   ByRef browsePath As UABrowsePath _
) As IStringParsingError
'Usage
 
Dim basePath As UABrowsePath
Dim value As String
Dim defaultNamespaceUriString As String
Dim browsePath As UABrowsePath
Dim value As IStringParsingError
 
value = UABrowsePath.TryParse(basePath, value, defaultNamespaceUriString, browsePath)

Parameters

basePath
The base path for relative input paths. A null browse path if none given.
value
The string containing the browse path to be parsed.
defaultNamespaceUriString
The namespace URI to be used with all elements that do not explicitly specify a namespace.
browsePath
If successful, the browse path object corresponding to the input string.

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