Indicates whether or not to clear the Polygon Points after the operation.
*OFF (DEFAULT): Instructs the procedure to clear the polygon after calculating the perimeter.
*ON: Saves the Polygon points in their current state.
On is the default as a defensive measure to protect against melding polygons together by forgetting to clear the polygon
(see clearPolygonPoints()). The polygon should be cleared
prior to the creation of any subsequent polygon.
Returns:
30, 9
n/a
n/a
The perimeter of the polygon.
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