# GridPresenceChangedDetail

Fields, allowed values, and APIs that use GridPresenceChangedDetail.

Canonical: https://grid.syidax.com/docs/types/GridPresenceChangedDetail/

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## Type definition

A question mark (?) marks an optional field; readonly marks a value you should not change directly. A union (|) accepts one of the listed forms. Functions are callbacks that Grid invokes at the relevant point.

```typescript
export interface GridPresenceChangedDetail {
  collaborators: ReadonlyArray<GridCollaboratorInfo>;
}
```

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## APIs using this type

- [presenceChanged](https://grid.syidax.com/docs/events/presenceChanged.md) — Emitted when participant positions or presence change.

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## Related types

- [GridCollaboratorInfo](https://grid.syidax.com/docs/types/GridCollaboratorInfo.md)