OPC Studio User's Guide and Reference
ReadXmlElement Method (DAItemPointReadArguments)



OpcLabs.EasyOpcClassic Assembly > OpcLabs.EasyOpc.DataAccess.Connectivity Namespace > DAItemPointReadArguments Class : ReadXmlElement Method

The value of this parameter cannot be null (Nothing in Visual Basic).

Infrastructure.
Syntax
'Declaration
 
Protected Overrides NotOverridable Sub ReadXmlElement( _
   ByVal reader As XmlReader _
) 
'Usage
 
Dim instance As DAItemPointReadArguments
Dim reader As XmlReader
 
instance.ReadXmlElement(reader)
protected override void ReadXmlElement( 
   XmlReader reader
)
protected:
void ReadXmlElement( 
   XmlReader^ reader
) override 

Parameters

reader

The value of this parameter cannot be null (Nothing in Visual Basic).

Exceptions
ExceptionDescription

One of the arguments provided to a method is not valid.

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 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