---
title: container
framework: cloudkit
role: symbol
role_heading: Instance Property
path: cloudkit/ckoperation/configuration-swift.class/container
---

# container

The configuration’s container.

## Declaration

```swift
var container: CKContainer? { get set }
```

## Discussion

Discussion If you don’t provide a container, CloudKit uses the default container that CKContainer provides.

## See Also

### Preparing a Configuration

- [allowsCellularAccess](cloudkit/ckoperation/configuration-swift.class/allowscellularaccess.md)
- [isLongLived](cloudkit/ckoperation/configuration-swift.class/islonglived.md)
- [qualityOfService](cloudkit/ckoperation/configuration-swift.class/qualityofservice.md)
- [timeoutIntervalForRequest](cloudkit/ckoperation/configuration-swift.class/timeoutintervalforrequest.md)
- [timeoutIntervalForResource](cloudkit/ckoperation/configuration-swift.class/timeoutintervalforresource.md)