# GetIl2CppAdditionalDefines()

> Returns an array of additional defines.

## Definition

* **Type:** Method
* **Namespace:** [UnityEditor](/engine/6000.0/script-reference/unityeditor.md)
* **Assembly:** UnityEditor

```csharp
public virtual string[] GetIl2CppAdditionalDefines()
```

### Returns

| Type                                                               | Description |
| ------------------------------------------------------------------ | ----------- |
| [string\[\]](https://learn.microsoft.com/dotnet/api/system.string) |             |