FileExtensionCachedAccessorHasExtensionAsync - метод

public ValueTask<bool> HasExtensionAsync(
	string extension,
	CancellationToken cancellationToken = default
)

Public Function HasExtensionAsync ( 
	extension As String,
	Optional cancellationToken As CancellationToken = Nothing
) As ValueTask(Of Boolean)

public:
ValueTask<bool> HasExtensionAsync(
	String^ extension, 
	CancellationToken cancellationToken = CancellationToken()
)

member HasExtensionAsync : 
        extension : string * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> ValueTask<bool>