How to delete element from array container or dlist?

[Michael]

On Sunday, 18 March 2018 at 14:58:52 UTC, Andrey Kabylin wrote:
> In DList we have method remove, but I can't understand how this 
> method works, I want write somethink like this:
>> void unsubscribe(EventsSubscriber subscriber) {
>>     subscribers.remove(subscriber);
>> }

The remove function seems to expect an index, not an element.