NB: More recent documentation for Dyalog APL is available at https://docs.dyalog.com/20.0/.
Poly Properties
| Type | Points | FCol |
| BCol | LStyle | LWidth |
| FStyle | FillCol | Coord |
| Visible | Event | Dragable |
| OnTop | CursorObj | AutoConf |
| Data | Accelerator | KeepOnClose |
| DrawMode | MethodList | ChildList |
| EventList | PropList |