# Authoring

> Uses this mode where only authoring data is available.

## Definition

* **Type:** Field
* **Namespace:** [UnityEditor](/engine/6000.6/script-reference/unityeditor.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
Authoring = 1
```

### Remarks

In this mode, only authoring data is available. When exiting Play mode, Unity retains authoring data.