# ISml interface

Namespace: [GrasshopperIO.DataBase](https://developer.rhino3d.com/api/gh2/namespace/grasshopperio.database.md) · Assembly: [GrasshopperIO](https://developer.rhino3d.com/api/gh2/assembly/grasshopperio.md)

```cs
public interface ISml
```

Interface to enforce support for Sml (de)serialization. Do not implement this interface as a 3rd party developer.

**Derived types:** [Node](https://developer.rhino3d.com/api/gh2/type/grasshopperio.database.node.md)

## Methods

- [Write](https://developer.rhino3d.com/api/gh2/type/grasshopperio.database.isml/write.md): Write the data to a binary stream.