Connectivity Software User's Guide and Reference
ContainsOperand Method (_UAAttributeFieldCollection)



OpcLabs.EasyOpcUAPrimitives Assembly > OpcLabs.EasyOpc.UA.ComTypes Namespace > _UAAttributeFieldCollection Interface : ContainsOperand Method
The simple attribute operand to search for. Must not be null.

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

Determines whether the collection contains an attribute field with the specified operand.
Syntax
'Declaration
 
Function ContainsOperand( _
   ByVal operand As Object _
) As Boolean
'Usage
 
Dim instance As _UAAttributeFieldCollection
Dim operand As Object
Dim value As Boolean
 
value = instance.ContainsOperand(operand)
bool ContainsOperand( 
   object operand
)
bool ContainsOperand( 
   Object^ operand
) 

Parameters

operand
The simple attribute operand to search for. Must not be null.

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

Return Value

Returns true if the collection contains an attribute field with the specified operand; otherwise, false.
Remarks

This member or type is for use from COM. It is not meant to be used from .NET or Python. Refer to the corresponding .NET member or type instead, if you are developing in .NET or Python.

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