# anchorsMatchLineEndings(_:) Returns a regular expression where the start and end of input anchors (`^` and `$`) also match against the start and end of a line. ``` func anchorsMatchLineEndings(_ matchLineEndings: Bool = true) -> Regex.RegexOutput> ``` ## Parameters `matchLineEndings` A Boolean value indicating whether `^` and `$` should match the start and end of lines, respectively. ## Return Value The modified regular expression. ## Discussion This method corresponds to applying the `m` option in regex syntax. For this behavior in the `RegexBuilder` syntax, see `Anchor.startOfLine`, `Anchor.endOfLine`, `Anchor.startOfSubject`, and `Anchor.endOfSubject`. --- 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)