OPC Studio User's Guide and Reference
Implicit Type Conversion(DAItemDescriptor,String) Operator



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess Namespace > DAItemDescriptor Class > Implicit Type Conversion Operator : Implicit Type Conversion(DAItemDescriptor,String) Operator
Contains OPC item identifier.

The value of this parameter can be null (Nothing in Visual Basic).

Converts a string containing an item Id to a DAItemDescriptor object.
Syntax
'Declaration
 
<CanBeNullAttribute()>
Overloads Public Operator Widening CType( _
   ByVal itemId As String _
) As DAItemDescriptor
'Usage
 
[CanBeNull()]
public DAItemDescriptor operator implicit( 
   string itemId
)
[CanBeNull()]
public:
operator DAItemDescriptor^ ( 
   String^ itemId
)

Parameters

itemId
Contains OPC item identifier.

The value of this parameter can be null (Nothing in Visual Basic).

Return Value

Returns a DAItemDescriptor converted from the input argument.

This method can return null (Nothing in Visual Basic).

Remarks

This operator is equivalent to FromString.

This method or property does not throw any exceptions, aside from execution exceptions such as System.Threading.ThreadAbortException or System.OutOfMemoryException.

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