# NullableCopier<T>

Package: [Microsoft.Orleans.Serialization](/orleans/docs/api/csharp/microsoft.orleans.serialization/) 10.0.0

[NuGet package](https://www.nuget.org/packages/Microsoft.Orleans.Serialization) | [Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/Codecs/NullableCodec.cs#L71)

```csharp
public sealed class NullableCopier<T> : IDeepCopier, IDeepCopier<T?>, IOptionalDeepCopier
    where T : struct
```

Copier for `System.Nullable-1`.

## Type parameters

- `T`: The element type.

## Constructors

- [NullableCopier&lt;T&gt;(IDeepCopier&lt;T&gt;)](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.nullablecopier-1/constructors/constructor-orleans-serialization-cloning-ideepcopier-t-7cc84cca/)

## Methods

- [DeepCopy(T?, CopyContext)](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.nullablecopier-1/methods/deepcopy-t-nullable-orleans-serialization-cloning-copycontext-42f5b0ea/)
- [IsShallowCopyable](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.nullablecopier-1/methods/isshallowcopyable-c1c920af/)