QuickOPC User's Guide and Reference
HasProperty Method (DAItemPropertyRecord)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess.Extensions Namespace > DAItemPropertyRecord Class : HasProperty Method
The Id of OPC property to be queried.
Determines whether a specified OPC property is contained in this structure.
Syntax
'Declaration
 
Public Function HasProperty( _
   ByVal propertyId As DAPropertyId _
) As Boolean
'Usage
 
Dim instance As DAItemPropertyRecord
Dim propertyId As DAPropertyId
Dim value As Boolean
 
value = instance.HasProperty(propertyId)
public bool HasProperty( 
   DAPropertyId propertyId
)
public:
bool HasProperty( 
   DAPropertyId^ propertyId
) 

Parameters

propertyId
The Id of OPC property to be queried.

Return Value

True if the structure contains the OPC property specified, otherwise false.
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