<!--
{
  "availability" : [
    "iOS: 3.0.0 -",
    "iPadOS: 3.0.0 -",
    "macCatalyst: 13.1.0 -",
    "macOS: 10.5.0 -",
    "tvOS: -",
    "visionOS: 1.0.0 -",
    "watchOS: 2.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "CoreData",
  "identifier" : "/documentation/CoreData/NSAttributeType/transformableAttributeType",
  "metadataVersion" : "0.1.0",
  "role" : "Case",
  "symbol" : {
    "kind" : "Case",
    "modules" : [
      "Core Data"
    ],
    "preciseIdentifier" : "c:@E@NSAttributeType@NSTransformableAttributeType"
  },
  "title" : "NSAttributeType.transformableAttributeType"
}
-->

# NSAttributeType.transformableAttributeType

An attribute that uses a value transformer to derive its value.

```
case transformableAttributeType
```

---

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)