type: String

Sets the type of Scale Break to be rendered.

var  chart =  new  CanvasJS.Chart("chartContainer",
{
 .
 .
 axisY: {
        scaleBreaks: {
	      type: "zigzag",  // change to  "straight", "wavy"
	      .
	      .
        },
        .
        .
}, 
 .
 . 
});
chart.render();