Reference: drawGrids
drawGrids(s) draws grids in the planes specified by the comma-separated list (string) s. The following planes are supported. Identifier Plane x x = -10 X x = +10 y y = -10 Y y = +10 z z = -10 Z z = +10 drawGrids(s, fmt) draws grids in the planes specified by the comma-separates list (string) s, using the style (CSS) fmt.