# Codec_IdComparer.Serialize(Writer<TBufferWriter>, IdComparer)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.transactions/orleanscodegen.orleans.transactions.participantid.codec-idcomparer/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.transactions/orleanscodegen.orleans.transactions.participantid.codec-idcomparer/methods/)

```csharp
public void Serialize<TBufferWriter>(ref Writer<TBufferWriter> writer, IdComparer instance)
```

### Parameters

- `writer` (`Writer<TBufferWriter>`)
- `instance` (`IdComparer`)