> For the complete documentation index, see [llms.txt](https://kinematicsoup.gitbook.io/reactor/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kinematicsoup.gitbook.io/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.unmanagedptr/ks.reactor.server.physx.unmanagedptr.releasecallback.md).

# Delegate UnmanagedPtr.ReleaseCallback

Namespace: [KS.Reactor.Server.PhysX](/reactor/api-reference/ks.reactor.server.physx.md)\
Assembly: KSReactor.dll

```csharp
public delegate void UnmanagedPtr.ReleaseCallback(IntPtr ptr)
```

#### Parameters

`ptr` [IntPtr](https://learn.microsoft.com/dotnet/api/system.intptr)