# Codec_Invokable_ICreateOrJoinAttributionGrain_GrainReference_C9B8ECB8.WriteField(Writer<TBufferWriter>, uint, Type, Invokable_ICreateOrJoinAttributionGrain_GrainReference_C9B8ECB8)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleanscodegen.orleans.transactions.testkit.codec-invokable-icreateorjoinattributiongrain-grainreference-c9b8ecb8/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleanscodegen.orleans.transactions.testkit.codec-invokable-icreateorjoinattributiongrain-grainreference-c9b8ecb8/methods/)

```csharp
public void WriteField<TBufferWriter>(ref Writer<TBufferWriter> writer, uint fieldIdDelta, Type expectedType, Invokable_ICreateOrJoinAttributionGrain_GrainReference_C9B8ECB8 value)
```

Writes a field.

### Parameters

- `writer` (`Writer<TBufferWriter>`): The writer.
- `fieldIdDelta` (`uint`): The field identifier delta.
- `expectedType` (`Type`): The expected type.
- `value` (`Invokable_ICreateOrJoinAttributionGrain_GrainReference_C9B8ECB8`): The value.