Instance SubscriptFoundationEssentials
subscript(_:)
iOS 15.0+
iPadOS 15.0+
Mac Catalyst 15.0+
macOS 12.0+
tvOS 15.0+
watchOS 8.0+
@preconcurrency subscript<T>(t: T.Type) -> AttributedString.Runs.AttributesSlice1<T> where T : AttributedStringKey, T.Value : Sendable { get }