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Apple Developer Docs

Evaluations / AggregationOperation / AggregationOperation.custom(label:)

AggregationOperation.custom(label:)

A custom aggregation identified by its label.

Declaration

case custom(label: String)

Open on developer.apple.com

EvaluationsCase

iOS 27.0+iPadOS 27.0+Mac Catalyst 27.0+macOS 27.0+visionOS 27.0+watchOS 27.0+

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