QuickOPC User's Guide and Reference
DeserializeValue Method



OpcLabs.BaseLib Assembly > OpcLabs.BaseLib.OperationModel Namespace > ValueResult Class : DeserializeValue Method
Infrastructure.
Syntax
'Declaration
 
<CanBeNullAttribute()>
Protected Overridable Function DeserializeValue( _
   ByVal reader As XmlReader, _
   ByVal elementName As String, _
   ByVal defaultNamespace As String _
) As Object
'Usage
 
Dim instance As ValueResult
Dim reader As XmlReader
Dim elementName As String
Dim defaultNamespace As String
Dim value As Object
 
value = instance.DeserializeValue(reader, elementName, defaultNamespace)
[CanBeNull()]
protected virtual object DeserializeValue( 
   XmlReader reader,
   string elementName,
   string defaultNamespace
)
[CanBeNull()]
protected:
virtual Object^ DeserializeValue( 
   XmlReader^ reader,
   String^ elementName,
   String^ defaultNamespace
) 

Parameters

reader
elementName
defaultNamespace
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.

A method call was invalid for the object's current state.

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.

An error has occurred in XML processing.
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