---
title: collectionView
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nscollectionviewlayout/collectionview
---

# collectionView

The collection view object currently using this layout.

## Declaration

```swift
weak var collectionView: NSCollectionView? { get }
```

## Discussion

Discussion When you assign a layout object to a collection view, the collection view automatically updates this property.