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# ScrollTargetBehaviorContext

The context in which a scroll target behavior updates its scroll target.

```
@dynamicMemberLookup struct ScrollTargetBehaviorContext
```

## Topics

### Getting the scroll target behavior context

[`axes`](/documentation/SwiftUI/ScrollTargetBehaviorContext/axes)

The axes in which the scrollable view is scrollable.

[`containerSize`](/documentation/SwiftUI/ScrollTargetBehaviorContext/containerSize)

The size of the container of the scrollable view.

[`contentSize`](/documentation/SwiftUI/ScrollTargetBehaviorContext/contentSize)

The size of the content of the scrollable view.

[`originalTarget`](/documentation/SwiftUI/ScrollTargetBehaviorContext/originalTarget)

The original target when the scroll gesture began.

[`velocity`](/documentation/SwiftUI/ScrollTargetBehaviorContext/velocity)

The current velocity of the scrollable view’s scroll gesture.

### Accessing the context

[`subscript(dynamicMember:)`](/documentation/SwiftUI/ScrollTargetBehaviorContext/subscript(dynamicMember:))


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