Dequeues an array of messages.
function DequeueArray(const MessageArray: array of TQueueMessage; out DequeuedSize: integer; DequeueOptions: TDequeueOptions = nil): TMessageIds;
Use DequeueArray method to dequeue an array of messages. If DequeueOptions parameter was not specified, DequeueOptions property of TOraQueue component will be used. DequeuedSize returns the number of the dequeued messages.