# ReadOnlyDictionaryCopier<TKey, TValue> Constructors

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.readonlydictionarycopier-2/)

## ReadOnlyDictionaryCopier<TKey, TValue>(IDeepCopier<TKey>, IDeepCopier<TValue>) {#constructor-orleans-serialization-cloning-ideepcopier-tkey-orleans-serialization-f36c178f}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.readonlydictionarycopier-2/constructors/constructor-orleans-serialization-cloning-ideepcopier-tkey-orleans-serialization-f36c178f/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/Codecs/ReadOnlyDictionaryCodec.cs#L32-L40)

```csharp
public ReadOnlyDictionaryCopier<TKey, ReadOnlyDictionaryCopier(IDeepCopier<TKey> keyCopier, IDeepCopier<TValue> valueCopier)
```

### Parameters

- `keyCopier` (`IDeepCopier<TKey>`)
- `valueCopier` (`IDeepCopier<TValue>`)