# 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.

# 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.