---
title: fileFormat
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudiofile/fileformat
---

# fileFormat

The on-disk format of the file.

## Declaration

```swift
var fileFormat: AVAudioFormat { get }
```

## See Also

### Getting Audio File Properties

- [url](avfaudio/avaudiofile/url.md)
- [processingFormat](avfaudio/avaudiofile/processingformat.md)
- [length](avfaudio/avaudiofile/length.md)
- [AVAudioFramePosition](avfaudio/avaudioframeposition.md)
- [framePosition](avfaudio/avaudiofile/frameposition.md)
- [AVAudioFrameCount](avfaudio/avaudioframecount.md)
- [AVAudioFileTypeKey](avfaudio/avaudiofiletypekey.md)
- [isOpen](avfaudio/avaudiofile/isopen.md)