IRoutedCommandHandlerTCommandExecuteAsync - метод

Task ExecuteAsync(
	[NotNullAttribute] TCommand command,
	CancellationToken cancellationToken = default
)

Function ExecuteAsync ( 
	<NotNullAttribute> command As TCommand,
	Optional cancellationToken As CancellationToken = Nothing
) As Task

Task^ ExecuteAsync(
	[NotNullAttribute] TCommand command, 
	CancellationToken cancellationToken = CancellationToken()
)

abstract ExecuteAsync : 
        [<NotNullAttribute>] command : 'TCommand * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task