<!--
{
  "availability" : [
    "SwiftPM: -"
  ],
  "documentType" : "symbol",
  "framework" : "PackageDescription",
  "identifier" : "/documentation/PackageDescription/Package/swiftLanguageVersions",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Property",
  "symbol" : {
    "kind" : "Instance Property",
    "modules" : [
      "PackageDescription"
    ],
    "preciseIdentifier" : "s:18PackageDescription0A0C21swiftLanguageVersionsSayAA05SwiftD4ModeOGSgvp"
  },
  "title" : "swiftLanguageVersions"
}
-->

# swiftLanguageVersions

Legacy property name, accesses value of `swiftLanguageModes`

```
final var swiftLanguageVersions: [SwiftVersion]? { get set }
```

---

Copyright &copy; 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)