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Uniform Type Identifiers / UTTypeReference / init(filenameExtension:conformingToType:)

init(filenameExtension:conformingToType:)

Declaration

convenience init?(filenameExtension: String, conformingToType supertype: UTType)

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Uniform Type IdentifiersInitializer

iOS 14.0+iPadOS 14.0+Mac Catalyst 14.0+macOS 11.0+tvOS 14.0+visionOS 1.0+watchOS 7.0+

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