# GH_DataMapping enum

Namespace: [Grasshopper.Kernel](https://developer.rhino3d.com/api/gh1/namespace/grasshopper.kernel.md) · Assembly: [Grasshopper](https://developer.rhino3d.com/api/gh1/assembly/grasshopper.md)

```cs
public enum GH_DataMapping
```

Enumerates all parameter data mapping types.

## Values

| Name | Value | Description |
| --- | --- | --- |
| None | 0 | Data is not mapped. |
| Flatten | 1 | Data is flattened inside this parameter. |
| Graft | 2 | Data is grafted inside this parameter. |