---
title: EKParticipantRole.optional
framework: eventkit
role: symbol
role_heading: Case
path: eventkit/ekparticipantrole/optional
---

# EKParticipantRole.optional

The participant’s attendance is optional.

## Declaration

```swift
case optional
```

## See Also

### Constants

- [EKParticipantRole.unknown](eventkit/ekparticipantrole/unknown.md)
- [EKParticipantRole.required](eventkit/ekparticipantrole/required.md)
- [EKParticipantRole.chair](eventkit/ekparticipantrole/chair.md)
- [EKParticipantRole.nonParticipant](eventkit/ekparticipantrole/nonparticipant.md)