[VB]	Public Sub setGridStyle(polygonGrid As Boolean [, gridOnTop As Boolean ])
[C#]	public void setGridStyle(bool polygonGrid [, bool gridOnTop ]);

Configure whether to use circular grids or polygon grids, and whether the grid lines are on top of the polar plot area or are at the back.

Argument	Default	Description
polygonGrid	(Mandatory)	A true value means polygonal grid will be used. A false value means circular grid will be used.
gridOnTop	true	A true value means the grid lines will be on top of the polar plot area. A false value means the grid lines will be at the bottom of the polar plot area.

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