# chartXScale(domain:type:) Configures the x scale for charts. ``` nonisolated func chartXScale(domain: Domain, type: ScaleType? = nil) -> some View where Domain : ScaleDomain ``` ## Parameters `domain` The possible data values along the x axis in the chart. You can define the domain with a `ClosedRange` for number or `Date` values (e.g., `0 ... 500`), and with an array for categorical values (e.g., `["A", "B", "C"]`) `type` The scale type. --- 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)