---
title: region
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uifieldbehavior/region
---

# region

The shape of the field.

## Declaration

```swift
var region: UIRegion { get set }
```

## Discussion

Discussion This property defines the shape of the field centered on the point in the position property. A field does not exert any force on items that lie outside of the specified region.

## See Also

### Configuring the field attributes

- [position](uikit/uifieldbehavior/position.md)
- [strength](uikit/uifieldbehavior/strength.md)
- [falloff](uikit/uifieldbehavior/falloff.md)
- [minimumRadius](uikit/uifieldbehavior/minimumradius.md)
- [direction](uikit/uifieldbehavior/direction.md)
- [smoothness](uikit/uifieldbehavior/smoothness.md)
- [animationSpeed](uikit/uifieldbehavior/animationspeed.md)