<PackageReference Include="System.Memory" Version="4.6.3" />

IBufferWriter<T>

public interface IBufferWriter<T>
Represents a sink
namespace System.Buffers { public interface IBufferWriter<T> { void Advance(int count); Memory<T> GetMemory(int sizeHint = 0); Span<T> GetSpan(int sizeHint = 0); } }