---
title: identifier
framework: appintents
role: symbol
role_heading: Instance Property
path: appintents/entityidentifier/identifier
---

# identifier

Value uniquely identifying the entity instance within its type.

## Declaration

```swift
let identifier: String
```

## See Also

### Getting the identifier details

- [entityType](appintents/entityidentifier/entitytype.md)
- [valueMaximumLength](appintents/entityidentifier/valuemaximumlength.md)