---
title: retainedElements
framework: proximityreader
role: symbol
role_heading: Instance Property
path: proximityreader/mobilenationalidcarddatarequest/retainedelements
---

# retainedElements

The document elements you’re requesting and intend to retain for an indefinite period of time.

## Declaration

```swift
var retainedElements: [MobileNationalIDCardDataRequest.Element]
```

## See Also

### Configuring the request details

- [region](proximityreader/mobilenationalidcarddatarequest/region.md)
- [nonRetainedElements](proximityreader/mobilenationalidcarddatarequest/nonretainedelements.md)
- [MobileNationalIDCardDataRequest.Element](proximityreader/mobilenationalidcarddatarequest/element.md)