# ArcBufferCodec Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.arcbuffercodec/)

## ReadValue(Reader<TInput>, Field) {#readvalue-1-ref-orleans-serialization-buffers-reader-tinput-orleans-serializatio-addd54e9}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.arcbuffercodec/methods/readvalue-1-ref-orleans-serialization-buffers-reader-tinput-orleans-serializatio-addd54e9/)

[Source](https://github.com/dotnet/orleans/blob/997f2589e814db85c6a451b59c081c88e50b8944/src/Orleans.Serialization/Codecs/ArcBufferCodec.cs#L31-L39)

```csharp
public ArcBuffer ReadValue<TInput>(ref Reader<TInput> reader, Field field)
```

Reads a value.

### Parameters

- `reader` (`Reader<TInput>`): The reader.
- `field` (`Field`): The field.

### Returns

The value.

## WriteField(Writer&lt;TBufferWriter&gt;, uint, Type?, ArcBuffer) {#writefield-1-ref-orleans-serialization-buffers-writer-tbufferwriter-uint-system-14341ff2}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.codecs.arcbuffercodec/methods/writefield-1-ref-orleans-serialization-buffers-writer-tbufferwriter-uint-system-14341ff2/)

[Source](https://github.com/dotnet/orleans/blob/997f2589e814db85c6a451b59c081c88e50b8944/src/Orleans.Serialization/Codecs/ArcBufferCodec.cs#L21-L26)

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

Writes a field.

### Parameters

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