# 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.type

The type of series, for example `line` or `column`. By default, the series type is inherited from chart.type, so unless the chart is a combination of series types, there is no need to set it on the series level.