unsubscribe
Unsubscribes an Observer from a provided list of event types.
Parameters
events
an array of event types to be unsubscribed from.
observer
an Observer
Unsubscribes an Observer from all events.
Parameters
observer
an Observer
Unsubscribes an Observer from a provided list of event types.
an array of event types to be unsubscribed from.
an Observer
Unsubscribes an Observer from all events.
an Observer