# ImmutableListCopier<T> Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.immutablelistcopier-1/)

## DeepCopy(ImmutableList<T>, CopyContext) {#deepcopy-system-collections-immutable-immutablelist-t-orleans-serialization-clon-11c70ce1}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.immutablelistcopier-1/methods/deepcopy-system-collections-immutable-immutablelist-t-orleans-serialization-clon-11c70ce1/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/Codecs/ImmutableListCodec.cs#L63-L79)

```csharp
public ImmutableList<T> DeepCopy(ImmutableList<T> input, CopyContext context)
```

Creates a deep copy of the provided input.

### Parameters

- `input` (`ImmutableList<T>`): The input.
- `context` (`CopyContext`): The context.

### Returns

A copy of `input`.

## IsShallowCopyable {#isshallowcopyable-0244de64}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.immutablelistcopier-1/methods/isshallowcopyable-0244de64/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/Codecs/ImmutableListCodec.cs#L58)

```csharp
public bool IsShallowCopyable()
```

Returns true if the type is shallow-copyable.