# CurveType enum

Namespace: [Grasshopper2.Parameters.Standard](https://developer.rhino3d.com/api/gh2/namespace/grasshopper2.parameters.standard.md) · Assembly: [Grasshopper2](https://developer.rhino3d.com/api/gh2/assembly/grasshopper2.md)

```cs
[Flags]
public enum CurveType
```

Enumerates the supported types of curve-like data.

## Values

| Name | Value | Description |
| --- | --- | --- |
| None | 0 | Undefined curve type. |
| Line | 1 | Rhino.Geometry.Line |
| Polyline | 2 | Rhino.Geometry.Polyline |
| Triangle | 4 | [CurveType.Triangle](https://developer.rhino3d.com/api/gh2/type/grasshopper2.parameters.standard.curvetype.md) |
| Rectangle | 8 | Rhino.Geometry.Rectangle3d |
| Circle | 16 | Rhino.Geometry.Circle |
| Arc | 32 | Rhino.Geometry.Arc |
| Curve | 64 | Rhino.Geometry.Curve |