CardCacheCollectionBaseTInvalidateAsync(String, CancellationToken) - метод

public Task InvalidateAsync(
	string key,
	CancellationToken cancellationToken = default
)

Public Function InvalidateAsync ( 
	key As String,
	Optional cancellationToken As CancellationToken = Nothing
) As Task

public:
virtual Task^ InvalidateAsync(
	String^ key, 
	CancellationToken cancellationToken = CancellationToken()
) sealed

abstract InvalidateAsync : 
        key : string * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task 
override InvalidateAsync : 
        key : string * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task