OPC Studio User's Guide and Reference
CheckVtq Method (DAItemVtqArguments<T>)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess.Generic Namespace > DAItemVtqArguments<T> Class : CheckVtq Method
Vtq to be checked.

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

Infrastructure.
Syntax
'Declaration
 
Protected Overrides NotOverridable Sub CheckVtq( _
   ByVal vtq As DAVtq _
) 
'Usage
 
Dim instance As DAItemVtqArguments(Of T)
Dim vtq As DAVtq
 
instance.CheckVtq(vtq)
protected override void CheckVtq( 
   DAVtq vtq
)
protected:
void CheckVtq( 
   DAVtq^ vtq
) override 

Parameters

vtq
Vtq to be checked.

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.

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