This sample depicts the crosshair behavior in the charts. To view the crosshair and its tooltip, hover over the chart or tap on it in touch-enabled devices.
The crosshair is used to inspect or focus on an individual data point using a vertical and a horizontal line. You can enable the crosshair using the enable property in the chartCrosshairSettings class and customize its tooltip by using the chartAxisCrosshairTooltip in the axis. Tooltips are enabled in this example.To see the tooltip in action, hover a point or tap on a point in touch enabled devices. More information on the dashed line series can be found in this documentation section.