# 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.

# plotOptions.xrange.dashStyle

Name of the dash style to use for the graph, or for some series types the outline of each shape.

In styled mode, the stroke dash-array can be set with the same classes as listed under series.color.