---
title: offset
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nscollectionlayoutboundarysupplementaryitem/offset
---

# offset

The floating-point value of the boundary supplementary item’s offset from the section or layout it’s attached to.

## Declaration

```swift
var offset: NSPoint { get }
```

## See Also

### Specifying position

- [alignment](appkit/nscollectionlayoutboundarysupplementaryitem/alignment.md)
- [extendsBoundary](appkit/nscollectionlayoutboundarysupplementaryitem/extendsboundary.md)