How to set Highcharts chart maximum yAxis value with JavaScript?

To set Highcharts chart maximum yAxis value with JavaScript, we set the yAxis.max property.

For instance, we write

const chart = new Highcharts.Chart({
  chart: {
    renderTo: "container",
  },
  xAxis: {
    categories: [
      "Jan",
      "Feb",
      "Mar",
      "Apr",
      "May",
      "Jun",
      "Jul",
      "Aug",
      "Sep",
      "Oct",
      "Nov",
      "Dec",
    ],
  },
  yAxis: {
    max: 200,
    min: -200,
  },
  series: [
    {
      data: [2, 4, 5, 6, 7, 8, 9, 0, 21, 3, 3, 4],
    },
  ],
});

to set the yAxis.max property to set the max value of the y-axis.

Conclusion

To set Highcharts chart maximum yAxis value with JavaScript, we set the yAxis.max property.