JS API Reference

Welcome to the Highcharts JS 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.

yAxis.gridLineWidth

The width of the grid lines extending the ticks across the plot area.

In styled mode, the stroke width is given in the .highcharts-grid-line class.