# 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.

# exporting.sourceWidth

The width of the original chart when exported, unless an explicit chart.width is set, or a pixel width is set on the container. The width exported raster image is then multiplied by scale.