---
title: OSLogMessageComponent.ArgumentCategory.data
framework: OSLog
role: symbol
role_heading: Case
platforms: [iOS 15.0+, iPadOS 15.0+, Mac Catalyst 15.0+, macOS 10.15+, tvOS 15.0+, visionOS 1.0+, watchOS 8.0+]
path: oslog/oslogmessagecomponent/argumentcategory-swift.enum/data
---

# OSLogMessageComponent.ArgumentCategory.data

The argument is an NSData object.

## Declaration

```swift
case data
```

## See Also

### Constants

- [OSLogMessageComponent.ArgumentCategory.double](oslog/oslogmessagecomponent/argumentcategory-swift.enum/double.md)
- [OSLogMessageComponent.ArgumentCategory.int64](oslog/oslogmessagecomponent/argumentcategory-swift.enum/int64.md)
- [OSLogMessageComponent.ArgumentCategory.string](oslog/oslogmessagecomponent/argumentcategory-swift.enum/string.md)
- [OSLogMessageComponent.ArgumentCategory.uInt64](oslog/oslogmessagecomponent/argumentcategory-swift.enum/uint64.md)
- [OSLogMessageComponent.ArgumentCategory.undefined](oslog/oslogmessagecomponent/argumentcategory-swift.enum/undefined.md)