Skip to main content

Apple Developer Docs

Fonts Symbols

Core Foundation / CFGregorianUnits / years

years

Declaration

var years: Int32

Open on developer.apple.com

Core FoundationInstance Property

iOS 2.0+iPadOS 2.0+Mac Catalyst 13.1+macOS 10.4+tvOS 9.0+visionOS 1.0+watchOS 2.0+

Built on 2026-05-07