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Apple Developer Docs

UIKit / UITraitCollection / init(traitsFromCollections:)

init(traitsFromCollections:)

Declaration

init(traitsFromCollections traitCollections: [UITraitCollection])

Open on developer.apple.com

UIKitInitializer

iOS 8.0+iPadOS 8.0+Mac Catalyst 13.1+visionOS 1.0+

Built on 2026-06-12 · Snapshot snapshot-20260612-beta.1 (macOS 27.0) · Commit fba13e1 · by @g-cqd · based on Apple Developer Documentation