# Welcome to the Highcharts Maps JS (highmaps) 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.mapline.data.labelrank

When data labels are laid out on a map, Highmaps runs a simplified algorithm to detect collision. When two labels collide, the one with the lowest rank is hidden. By default the rank is computed from the area.