| Name | Description |
| Copy | Creates a copy of this Polyline3d object. The result is entirely independent and can be edited without affecting the original Polyline3d object. |
| GetPoints | Method that returns the points defining the shape of the polyline. |
| PutPoints | Method that sets all of the coordinates of the polyline. |
| Name | Description |
| Evaluator | Property that returns an evaluator object for the curve. The evaluator supports general curve evaluation functions. |
| PointAtIndex | Gets or sets the x, y, z position of a specified point. |
| PointCount | Property that returns the number of points defining the polyline. |