# PreserveEnd enum

Namespace: [Rhino.Geometry](https://developer.rhino3d.com/api/rhinocommon/namespace/rhino.geometry.md) · Assembly: [RhinoCommon](https://developer.rhino3d.com/api/rhinocommon/assembly/rhinocommon.md) · Since v7.6

```cs
public enum PreserveEnd
```

Preserves, or maintains, the shape of the opposite the one being edited.

## Values

| Name | Value | Description |
| --- | --- | --- |
| None | 0 | No constraint. |
| Position | 1 | Location only. |
| Tangency | 2 | Position and curve direction. |
| Curvature | 3 | Position, direction, and radius of curvature. |