OPC Studio User's Guide and Reference
ToValueResult Method (DAVtqResult<TValue>)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess.Generic Namespace > DAVtqResult<TValue> Class : ToValueResult Method
The OPC-DA typed VTQ result to be converted.
Converts OPC-DA typed VTQ result object to a corresponding typed value result object, OpcLabs.BaseLib.OperationModel.Generic.ValueResult<T>.
Syntax
'Declaration
 
<CanBeNullAttribute()>
<ContractAnnotationAttribute("null => null; notnull => notnull")>
Public Shared Function ToValueResult( _
   ByVal vtqResult As DAVtqResult(Of TValue) _
) As ValueResult(Of TValue)
'Usage
 
Dim vtqResult As DAVtqResult(Of TValue)
Dim value As ValueResult(Of TValue)
 
value = DAVtqResult(Of TValue).ToValueResult(vtqResult)
[CanBeNull()]
[ContractAnnotation("null => null; notnull => notnull")]
public static ValueResult<TValue> ToValueResult( 
   DAVtqResult<TValue> vtqResult
)
[CanBeNull()]
[ContractAnnotation("null => null; notnull => notnull")]
public:
static ValueResult<TValue^>^ ToValueResult( 
   DAVtqResult<TValue^>^ vtqResult
) 

Parameters

vtqResult
The OPC-DA typed VTQ result to be converted.

Return Value

The typed value result object that corresponds to the typed VTQ result. null if the typed VTQ result passed in was null.
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