# Welcome to the Highcharts Gantt JS (gantt) 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.

# series.xrange.data.dataLabels.shape

The name of a symbol to use for the border around the label. Symbols are predefined functions on the Renderer object.