# ISerializationCallbacks<T>.OnCopied(T, T)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.iserializationcallbacks-1/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.iserializationcallbacks-1/methods/)

```csharp
public abstract void OnCopied(T original, T result)
```

Called when a value has been copied.

### Parameters

- `original` (`T`): The original value.
- `result` (`T`): The copy.