JS API Reference

Welcome to the Highcharts Gantt JS (gantt) Options Reference

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

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accessibility.screenReaderSection.beforeChartFormatter

A formatter function to create the HTML contents of the hidden screen reader information region before the chart. Receives one argument, chart, referring to the chart object. Should return a string with the HTML content of the region. By default this returns an automatic description of the chart based on beforeChartFormat.