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# CLRegionState

Constants that reflect the relationship of the current location to the region boundaries.

```
@frozen enum CLRegionState
```

## Topics

### Region States

[`CLRegionState.unknown`](/documentation/CoreLocation/CLRegionState/unknown)

It is unknown whether the location is inside or outside of the region.

[`CLRegionState.inside`](/documentation/CoreLocation/CLRegionState/inside)

The location is inside of the given region.

[`CLRegionState.outside`](/documentation/CoreLocation/CLRegionState/outside)

The location is outside of the given region.


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