# parseScalar(from:) Parses a single Unicode scalar value from `input`. ``` mutating func parseScalar(from input: inout I) -> Unicode.ParseResult where I : IteratorProtocol, I.Element == UInt32 ``` --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)