JS API Reference

Welcome to the Highcharts JS Options Reference

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

Feel free to search this API through the search bar or the navigation tree in the sidebar.


The size of the inner diameter for the pie. A size greater than 0 renders a donut chart. Can be a percentage or pixel value. Percentages are relative to the pie size. Pixel values are given as integers.

Note: in Highcharts < 4.1.2, the percentage was relative to the plot area, not the pie size.