QuickOPC User's Guide and Reference
CommonPrefixLength Method (UABrowsePathElementCollection)



View with Navigation Tools
OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.Navigation Namespace > UABrowsePathElementCollection Class : CommonPrefixLength Method
A UABrowsePathElementCollection object. The other browse path element collection.
Determines length of the longest common prefix of the current OPC-UA browse path element collection and a given OPC-UA browse path element collection.
Syntax
'Declaration
 
<PureAttribute()>
Public Function CommonPrefixLength( _
   ByVal collection2 As UABrowsePathElementCollection _
) As Integer
 
'Usage
 
Dim instance As UABrowsePathElementCollection
Dim collection2 As UABrowsePathElementCollection
Dim value As Integer
 
value = instance.CommonPrefixLength(collection2)

Parameters

collection2
A UABrowsePathElementCollection object. The other browse path element collection.

Return Value

The common prefix length. Zero if there is no common prefix.
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