Specifies whether optimized lightweight 2D polylines are used.
| Type: | Integer | 
| Saved in: | Registry | 
| Initial value: | 2 | 
PLINETYPE controls both the creation of optimized lightweight 2D polylines with the PLINE command and the conversion of existing "legacy" 2D polylines in drawings from earlier releases.
|  
			  Value  | 
 
			  Description  | 
|---|---|
|  
			  0  | 
 
			  2D polylines in older drawings are not converted when opened; PLINE creates "legacy" 2D polylines  | 
|  
			  1  | 
 
			  2D polylines in older drawings are not converted when opened; PLINE creates optimized lightweight 2D polylines  | 
|  
			  2  | 
 
			  2D polylines in AutoCAD Release 14 or older drawings are converted when opened; PLINE creates optimized lightweight 2D polylines  | 
PLINETYPE also controls the polyline type created with the following commands: BOUNDARY (when object type is set to Polyline), DONUT, PEDIT (when selecting a line or arc), POLYGON, and SKETCH (when SKPOLY is set to 1). For more information about the two formats, see the CONVERT command.