These pages outline the chart configuration options, and the methods and properties of Highcharts objects.
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The HTML of the point's line in the tooltip. Variables are enclosed
by curly brackets. Available variables are
series.color and other properties on the same
point.y can be extended by the
tooltip.valueSuffix variables. This can
also be overridden for each series, which makes it a good hook for
In styled mode, the dot is colored by a class name rather than the point color.