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

What i have tried is concatenating series name with x-axis and y-axis value and it works fine for me. What issue you are facing?

tooltip: { formatter: function () { return this.x + ': ' + this.series.name + ': ' + this.y; } }