# DictionaryCodec<TKey, TValue> Constructors

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

## DictionaryCodec<TKey, TValue>(IFieldCodec<TKey>, IFieldCodec<TValue>, IFieldCodec<IEqualityComparer<TKey>>) {#constructor-orleans-serialization-codecs-ifieldcodec-tkey-orleans-serialization-c0fd2724}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.dictionarycodec-2/constructors/constructor-orleans-serialization-codecs-ifieldcodec-tkey-orleans-serialization-c0fd2724/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/Codecs/DictionaryCodec.cs#L22-L43)

```csharp
public DictionaryCodec<TKey, DictionaryCodec(IFieldCodec<TKey> keyCodec, IFieldCodec<TValue> valueCodec, IFieldCodec<IEqualityComparer<TKey>> comparerCodec)
```

Initializes a new instance of the `Orleans.Serialization.Codecs.DictionaryCodec-2` class.

### Parameters

- `keyCodec` (`IFieldCodec<TKey>`): The key codec.
- `valueCodec` (`IFieldCodec<TValue>`): The value codec.
- `comparerCodec` (`IFieldCodec<IEqualityComparer<TKey>>`): The comparer codec.