---
title: id
framework: swiftdata
role: symbol
role_heading: Instance Property
path: swiftdata/persistentidentifier/id-swift.property
---

# id

The value that uniquely identifies the associated model within the containing store.

## Declaration

```swift
let id: PersistentIdentifier.ID
```

## See Also

### Accessing identity information

- [PersistentIdentifier.ID](swiftdata/persistentidentifier/id-swift.struct.md)
- [storeIdentifier](swiftdata/persistentidentifier/storeidentifier.md)
- [entityName](swiftdata/persistentidentifier/entityname.md)