QuickOPC User's Guide and Reference
FromString Method (DANodeDescriptor)



OpcLabs.EasyOpcClassic Assembly > OpcLabs.EasyOpc.DataAccess Namespace > DANodeDescriptor Class : FromString Method
Contains OPC item identifier (empty string for the root or if unknown).
Converts a string containing an item Id to a DANodeDescriptor object.
Syntax
'Declaration
 
<CanBeNullAttribute()>
Public Shared Function FromString( _
   ByVal itemId As String _
) As DANodeDescriptor
'Usage
 
Dim itemId As String
Dim value As DANodeDescriptor
 
value = DANodeDescriptor.FromString(itemId)
[CanBeNull()]
public static DANodeDescriptor FromString( 
   string itemId
)
[CanBeNull()]
public:
static DANodeDescriptor^ FromString( 
   String^ itemId
) 

Parameters

itemId
Contains OPC item identifier (empty string for the root or if unknown).

Return Value

Returns a DANodeDescriptor converted from the input argument.
Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2012, Windows Server 2016; .NET Core, .NET 5, .NET 6: Linux, macOS, Microsoft Windows

See Also

Reference

DANodeDescriptor Class
DANodeDescriptor Members