---
title: INSpatialEvent.unknown
framework: intents
role: symbol
role_heading: Case
path: intents/inspatialevent/unknown
---

# INSpatialEvent.unknown

A constant indicating an unknown trigger condition.

## Declaration

```swift
case unknown
```

## See Also

### Constants

- [INSpatialEvent.arrive](intents/inspatialevent/arrive.md)
- [INSpatialEvent.depart](intents/inspatialevent/depart.md)