---
title: supplementaryHeader
framework: uikit
role: symbol
role_heading: Type Property
path: uikit/uicollectionlayoutlistconfiguration-swift.struct/contenthuggingelements-swift.struct/supplementaryheader
---

# supplementaryHeader

A mode where supplementary headers in the collection view tightly hug their content.

## Declaration

```swift
static let supplementaryHeader: UICollectionLayoutListConfiguration.ContentHuggingElements
```