---
title: contentSizeCategoryDidChange
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/notificationcenter/messageidentifier/contentsizecategorydidchange
---

# contentSizeCategoryDidChange

## Declaration

```swift
static var contentSizeCategoryDidChange: NotificationCenter.BaseMessageIdentifier<UIContentSizeCategory.DidChangeMessage> { get }
```