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# CKAllowedSharingOptions

An object that controls participant access and permission options.

```
class CKAllowedSharingOptions
```

## Overview

Register an instance of this class with an <doc://com.apple.documentation/documentation/Foundation/NSItemProvider> or when preparing a [`CKShareTransferRepresentation.ExportedShare`](/documentation/CloudKit/CKShareTransferRepresentation/ExportedShare) before your app invokes the share sheet. The share sheet uses the registered `CKAllowedSharingOptions` object to let the user choose between the allowed options when sharing.

## Topics

### Creating sharing options

[`init(allowedParticipantPermissionOptions:allowedParticipantAccessOptions:)`](/documentation/CloudKit/CKAllowedSharingOptions/init(allowedParticipantPermissionOptions:allowedParticipantAccessOptions:))

Creates and initializes an allowed sharing options object.

### Using the standard options

[`standard`](/documentation/CloudKit/CKAllowedSharingOptions/standard)

An object set to the most permissive sharing options.

### Configuring the options

[`allowedParticipantAccessOptions`](/documentation/CloudKit/CKAllowedSharingOptions/allowedParticipantAccessOptions)

The permission option the system uses to control whether a user can share publicly or privately.

[`allowedParticipantPermissionOptions`](/documentation/CloudKit/CKAllowedSharingOptions/allowedParticipantPermissionOptions)

The permission option the system uses to control whether a user can grant read-only or write access.

[`CKSharingParticipantAccessOption`](/documentation/CloudKit/CKSharingParticipantAccessOption)

An object that controls participant access options.

[`CKSharingParticipantPermissionOption`](/documentation/CloudKit/CKSharingParticipantPermissionOption)

An object that controls participant permission options.


---

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