---
title: fileCurrentOffsetKey
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/stream/propertykey/filecurrentoffsetkey
---

# fileCurrentOffsetKey

Value is an NSNumber object containing the current absolute offset of the stream.

## Declaration

```swift
static let fileCurrentOffsetKey: Stream.PropertyKey
```

## See Also

### Type Properties

- [dataWrittenToMemoryStreamKey](foundation/stream/propertykey/datawrittentomemorystreamkey.md)
- [networkServiceType](foundation/stream/propertykey/networkservicetype.md)
- [socketSecurityLevelKey](foundation/stream/propertykey/socketsecuritylevelkey.md)
- [socksProxyConfigurationKey](foundation/stream/propertykey/socksproxyconfigurationkey.md)