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Apple Developer Docs

Foundation / Date / Date.FormatString / Date.FormatString.StringInterpolation / appendInterpolation(quarter:)

appendInterpolation(quarter:)

Declaration

mutating func appendInterpolation(quarter: Date.FormatStyle.Symbol.Quarter)

Open on developer.apple.com

FoundationInstance Method

iOS 15.0+iPadOS 15.0+Mac Catalyst 15.0+macOS 12.0+tvOS 15.0+visionOS 1.0+watchOS 8.0+

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