---
title: Stream Status Constants
framework: foundation
role: collectionGroup
role_heading: API Collection
path: foundation/stream_status_constants
---

# Stream Status Constants

These constants indicate the current status of a stream. They are returned by streamStatus.

## Topics

### Constants

- [Stream.Status.notOpen](foundation/stream/status/notopen.md)
- [Stream.Status.opening](foundation/stream/status/opening.md)
- [Stream.Status.open](foundation/stream/status/open.md)
- [Stream.Status.reading](foundation/stream/status/reading.md)
- [Stream.Status.writing](foundation/stream/status/writing.md)
- [Stream.Status.atEnd](foundation/stream/status/atend.md)
- [Stream.Status.closed](foundation/stream/status/closed.md)
- [Stream.Status.error](foundation/stream/status/error.md)

## See Also

### Constants

- [Stream.Status](foundation/stream/status.md)
- [Stream.Event](foundation/stream/event.md)
- [StreamNetworkServiceTypeValue](foundation/streamnetworkservicetypevalue.md)
- [StreamSOCKSProxyConfiguration](foundation/streamsocksproxyconfiguration.md)
- [StreamSOCKSProxyVersion](foundation/streamsocksproxyversion.md)
- [StreamSocketSecurityLevel](foundation/streamsocketsecuritylevel.md)
- [Stream.PropertyKey](foundation/stream/propertykey.md)
- [NSStreamSocketSSLErrorDomain](foundation/nsstreamsocketsslerrordomain.md)
- [NSStreamSOCKSErrorDomain](foundation/nsstreamsockserrordomain.md)