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Core Services / Fallback Handler Selectors / kUnicodeFallbackCustomFirst

kUnicodeFallbackCustomFirst

Use the custom fallback handler first, then the default one.

Declaration

kUnicodeFallbackCustomFirst = 3

Open on developer.apple.com

Core ServicesEnumeration Case

Mac Catalyst 17.0+macOS 10.0+

Built on 2026-08-05 · Snapshot snapshot-20260805-beta.2 (macOS 27.0) · Commit 4bc0d8f · by @g-cqd · based on Apple Developer Documentation