Foundation / NSArchiver / init(forWritingWithMutableData:)

init(forWritingWithMutableData:)

Declaration

init(forWritingWithMutableData mdata: NSMutableData)

FoundationInitializer

iOS 2.0+iPadOS 2.0+Mac Catalyst 13.1+macOS 10.0+

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