A key whose value is an NSString
object reflecting the new value of the preferred
property.
SDKs
- iOS 7.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
Framework
- UIKit
Declaration
static let newValueUserInfoKey: String
A key whose value is an NSString
object reflecting the new value of the preferred
property.
SDKs
Framework
static let newValueUserInfoKey: String
static let did Change Notification: NSNotification .Name
Posted when the user changes the preferred content size setting.