showAt(Mixed value)

Shows crosshair at the specified value on respective axis, when crosshair is enabled.

• Chart should be rendered before you can use showAt method.
• showAt method can be used to sync crosshair across multiple charts present in a single page.

var chart = new CanvasJS.Chart("container",
{ 
 .
 .
   axisX: {
     crosshair: {
       enabled: true
     },
     .
   },
 .
 .
});
chart.render();

chart.axisX[0].crosshair.showAt(20);

Syncing Crosshair

Below is an example showing synchronizing crosshair across multiple charts.