Method set_grid_options

Set the grid options. # Arguments `front` - Whether the grid should be in the front of the plot elements or behind them. `options` - Styling options of the grid. Relevant options are: `Color` - Specifies the color of the grid lines `LineStyle` - Specifies the style of the grid lines `LineWidth` - Specifies the width of the grid lines

(&'l mut self, front: bool, options: &[PlotOption<&str>])