# host(_:) Modifies a parse strategy to parse a URL’s host component in accordance with the provided behavior. ``` func host(_ strategy: URL.ParseStrategy.ComponentParseStrategy = .required) -> URL.ParseStrategy ``` ## Parameters `strategy` A strategy for parsing the host component. ## Return Value A modified [`URL.ParseStrategy`](/documentation/Foundation/URL/ParseStrategy) that incorporates the specified behavior. --- 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)