Sets the Dash Type for stripLine.
Default: solidOther Supported Dash Types:
var  chart =  new  CanvasJS.Chart("container",
{
 .
 .
axisX:{
    stripLines: [{
        .
        value:12,
        lineDashType: "dot"
        .
    }]
},
 .
 .
});
chart.render();
Also See: