OPC Studio User's Guide and Reference
InView(UAFilterOperand) Method



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.Filtering Namespace > UAFilterElements Class > InView Method : InView(UAFilterOperand) Method

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

TRUE if the target Node is contained in the View defined by operand[0].

Remarks:

The following restrictions apply to the operands:
[0]: Any operand that resolves to a NodeId that identifies a View Node.
If operand[0] does not resolve to a NodeId that identifies a View Node, this operation shall always be False.

Syntax
'Declaration
 
<NotNullAttribute()>
Public Overloads Shared Function InView( _
   ByVal operand0 As UAFilterOperand _
) As UAContentFilterElement
'Usage
 
Dim operand0 As UAFilterOperand
Dim value As UAContentFilterElement
 
value = UAFilterElements.InView(operand0)
[NotNull()]
public static UAContentFilterElement InView( 
   UAFilterOperand operand0
)
[NotNull()]
public:
static UAContentFilterElement^ InView( 
   UAFilterOperand^ operand0
) 

Parameters

operand0

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

Return Value

This method never returns null (Nothing in Visual Basic).

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