highcharts pass multiple values to tooltip

Question

I need to display 3 values on the tooltip: the time, the value and another value(change).

I saw this example (but the jsdfiddle is not working).

I tried thi

Answer 1

two ways.

1

series: [
          { ...
            tooltip:
              {pointFormat: "{series.name}: {point.y} {y2}
"}
          }, ...          
         ]
o = Highcharts.Point.prototype.tooltipFormatter
Highcharts.Point.prototype.tooltipFormatter=function(format){return o.call(this, format).replace("{y2}", this.config[2]);}

2

 a = new Highcharts.StockChart(options); 
 a.series[0].tooltipFormatter = function(item) { return "" +item.series.name+": "+item.y+item.point.config[2]+"
"; }