Welcome to the Highcharts JS (highcharts) Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

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Fires when the legend item belonging to the pie point (slice) is clicked. The this keyword refers to the point itself. One parameter, event, is passed to the function, containing common event information. The default action is to toggle the visibility of the point. This can be prevented by calling event.preventDefault().