| Toolbar | Menu | 
|---|---|
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                         Curve Curve From Objects > Duplicate Border  | 
                
The DupBorder command creates curves from the boundaries of the selected objects.
            
        
| Supported input | 
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When a group of mesh faces is selected, outer boundary curves will be created.
When a group of polysurface faces is selected, boundary curves will be created for each face.
Command-line options
Place the results on the current layer.
Place the results on the same layer as the input curve.
Create curves from other objects
Rhinoceros 6 © 2010-2020 Robert McNeel & Associates. 11-Nov-2020