# String Extension Reference



## Scope and provenance

- Product: mobile
- Status: Imported reference snapshot. Import date is not a verification date or guarantee of current release support.
- SDK version: Not declared for this page. Versions in examples must not be assumed current.
- Environment: Page-specific. Confirm the environment host, credentials, and service configuration; do not infer them from another product.
- Source: https://documentation.idmission.com/identity/iOS-SDK-2/Extensions/String.html
- Imported at: 2026-10-25T05:00:44.899Z
- Canonical page: https://docs.idmission.com/mobile/reference/ios/Extensions/String
- Agent index: https://docs.idmission.com/llms.txt

---

<a id="string"></a>

# String

```
extension String
```

- <a id="/s:SS17IDentitySDK_SwiftE9isExpiredSbvp"></a>

  <a id="//apple_ref/swift/Property/isExpired"></a>

  `isExpired`

  <a id="declaration"></a>

  #### Declaration

  Swift

  ```
  public var isExpired: Bool { get }
  ```

<a id="footer"></a>

© 2026 [IDmission](https://www.idmission.com/). All rights reserved. (Last updated: 2026-10-16)

Generated by [jazzy ♪♫ v0.15.3](https://github.com/realm/jazzy), a [Realm](https://realm.io/) project.