# CallIRefCounted_Retain(TypeIndex, nint)

> Used by codegen

## Definition

* **Type:** Method
* **Namespace:** [Unity.Entities](/engine/7000.0/script-reference/unity/entities.md)
* **Assembly:** UnityEngine.EntitiesModule

## CallIRefCounted\_Retain(TypeIndex, IntPtr)

```csharp
public static void CallIRefCounted_Retain(TypeIndex typeIndex, nint data)
```

### Parameters

**** (\[TypeIndex]\(/engine/7000.0/script-reference/unity/entities/typeindex)): Component type index**** (\[IntPtr]\(https\://learn.microsoft.com/dotnet/api/system.intptr)): Component instance