Highcharts: Format all numbers with comma?

Question

I\'m using Highcharts and I want to format all numbers showed anywhere in the chart (tooltips, axis labels...) with comma-separated thousands.

Otherwise, the default

Answer 1

This way worked with me.

I configured in yAxis option.

yAxis: {
  labels: {
    formatter: function() {
        return Highcharts.numberFormat(this.value, 2);
    }
  }
}