---
title: Subscribers
framework: combine
role: symbol
role_heading: Enumeration
path: combine/subscribers
---

# Subscribers

A namespace for types that serve as subscribers.

## Declaration

```swift
enum Subscribers
```

## Topics

### Requesting elements

- [Subscribers.Demand](combine/subscribers/demand.md)

### Receiving life cycle events

- [Subscribers.Completion](combine/subscribers/completion.md)

### Using convenience subscribers

- [Subscribers.Sink](combine/subscribers/sink.md)
- [Subscribers.Assign](combine/subscribers/assign.md)

## See Also

### Subscribers

- [Processing Published Elements with Subscribers](combine/processing-published-elements-with-subscribers.md)
- [Subscriber](combine/subscriber.md)
- [AnySubscriber](combine/anysubscriber.md)
- [Subscription](combine/subscription.md)
- [Subscriptions](combine/subscriptions.md)