# preCheckoutCallback

> User-supplied callback to be called before Version Control check out operation.

## Definition

* **Type:** Field
* **Namespace:** [UnityEditor.VersionControl](/engine/6000.5/script-reference/unityeditor/versioncontrol.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public static Provider.PreCheckoutCallback preCheckoutCallback
```

### Remarks

See [Provider.PreCheckoutCallback](/engine/6000.5/script-reference/unityeditor/versioncontrol/provider/precheckoutcallback.md) for more information.

Additional Resources: [Provider.Checkout](/engine/6000.5/script-reference/unityeditor/versioncontrol/provider/checkout.md), [AssetDatabase.MakeEditable](/engine/6000.5/script-reference/unityeditor/assetdatabase/makeeditable.md).