A publisher that exposes a method for outside callers to publish elements.
SDKs
- iOS 13.0+
- macOS 10.15+
- Mac Catalyst 13.0+
- tvOS 13.0+
- watchOS 6.0+
- Xcode 11.0+
Framework
- Combine
Protocol
Subject
Topics
Delivering Elements to Subscribers
func send(SelfSends a value to the subscriber.
Required.
func send()Sends a void value to the subscriber.
Delivering Life Cycle Events to Subscribers
func send(subscription: Subscription)Sends a subscription to the subscriber.
Required.
func send(completion: SubscribersSends a completion signal to the subscriber.
Required.
See Also
Subjects
class CurrentA subject that wraps a single value and publishes a new element whenever the value changes.
class PassthroughA subject that broadcasts elements to downstream subscribers.