A country or region (two-letter code).
            
            
            Syntax
            
        
            
            
            Property Value
The value of this property cannot be null (Nothing in Visual Basic).
 
            Exceptions
| Exception | Description | 
|---|
| System.ArgumentNullException | 
            A nullreference (Nothingin Visual Basic) is passed to a method that does not accept it as a valid argument. 
            This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception. | 
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