---
title: HKPredicateKeyPathUUID
framework: healthkit
role: symbol
role_heading: Global Variable
path: healthkit/hkpredicatekeypathuuid
---

# HKPredicateKeyPathUUID

The key path for accessing the object’s UUID inside a predicate format string.

## Declaration

```swift
let HKPredicateKeyPathUUID: String
```

## See Also

### Specifying Predicate Key Paths

- [HKPredicateKeyPathMetadata](healthkit/hkpredicatekeypathmetadata.md)