---
title: NSData.CompressionAlgorithm.lz4
framework: foundation
role: symbol
role_heading: Case
path: foundation/nsdata/compressionalgorithm/lz4
---

# NSData.CompressionAlgorithm.lz4

The LZ4 compression algorithm, recommended for fast compression.

## Declaration

```swift
case lz4
```

## See Also

### Algorithms

- [NSData.CompressionAlgorithm.lzfse](foundation/nsdata/compressionalgorithm/lzfse.md)
- [NSData.CompressionAlgorithm.lzma](foundation/nsdata/compressionalgorithm/lzma.md)
- [NSData.CompressionAlgorithm.zlib](foundation/nsdata/compressionalgorithm/zlib.md)