PlaceholderExtensionsTryGetCardIDAsync - метод

public static ValueTask<Guid?> TryGetCardIDAsync(
	this IPlaceholderContext context,
	IPlaceholder placeholder = null
)

<ExtensionAttribute>
Public Shared Function TryGetCardIDAsync ( 
	context As IPlaceholderContext,
	Optional placeholder As IPlaceholder = Nothing
) As ValueTask(Of Guid?)

public:
[ExtensionAttribute]
static ValueTask<Nullable<Guid>> TryGetCardIDAsync(
	IPlaceholderContext^ context, 
	IPlaceholder^ placeholder = nullptr
)

[<ExtensionAttribute>]
static member TryGetCardIDAsync : 
        context : IPlaceholderContext * 
        ?placeholder : IPlaceholder 
(* Defaults:
        let _placeholder = defaultArg placeholder null
*)
-> ValueTask<Nullable<Guid>>