Returns the CSS selector string for individual data point elements
of the given Recharts chart type.
Returns undefined when seriesIndex is provided, because CSS alone
cannot reliably target a specific series in Recharts' SVG structure.
See the module-level documentation for details.
Returns the CSS selector string for individual data point elements of the given Recharts chart type.
Returns
undefinedwhenseriesIndexis provided, because CSS alone cannot reliably target a specific series in Recharts' SVG structure. See the module-level documentation for details.