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Add Simple Column chart #2

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Add Simple Column chart #2

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a0e0707
Add Simple Column chart
dqmrf Jun 17, 2026
76c04d3
H01: rename variables, minor improvements
dqmrf Jun 17, 2026
57c2579
H01: Chart refactoring
dqmrf Jun 19, 2026
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4 changes: 3 additions & 1 deletion highcharts-api/highcharts/01-simple-column/index.html
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Original file line number Diff line number Diff line change
@@ -1,13 +1,15 @@
<!doctype html>

<head>
<title>Simple Column Chart</title>

<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, initial-scale=1">

<script src="https://code.highcharts.com/highcharts.js"></script>

<script src="https://code.highcharts.com/modules/accessibility.js"></script>
<script src="http://code.highcharts.com/modules/exporting.js"></script>
</head>

<body>
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55 changes: 55 additions & 0 deletions highcharts-api/highcharts/01-simple-column/main.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,55 @@
const cityNames = ['Tokyo', 'New York', 'London'];

const maxY = 9;
const seriesDataLength = 3;

const series = cityNames.map(city => {
const cityData = Array.from({ length: seriesDataLength }, () => {
return Math.floor(Math.random() * (maxY + 1));
});

return {
name: city,
data: cityData
}
});

const chartOptions = {
chart: {
type: 'column'
},
xAxis: {
categories: ['Jan', 'Feb', 'Mar']
},
plotOptions: {
series: {
dataLabels: {
enabled: true,
formatter: function () {
const { dataMax } = this.series.chart.yAxis[0];

if (this.y === dataMax) {
return 'max';
}
}
}
}
},
series
}

const chart = Highcharts.chart('container', chartOptions);
const highestY = chart.yAxis[0].dataMax;

chart.update({
yAxis: {
max: highestY,
softMax: highestY * 2,
plotLines: [{
color: 'green',
dashStyle: 'Dash',
width: 3,
value: highestY * 1.5,
}]
},
});