JavaScript heatmap
jSuites.heatmap is a lightweight JavaScript plugin to create a github-like activity heatmap chart.
Activity heatmap basic example
<html>
<script src="https://jsuites.net/v4/jsuites.js"></script>
<link rel="stylesheet" href="https://jsuites.net/v4/jsuites.css" type="text/css" />
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@jsuites/heatmap/heatmap.min.css" type="text/css" />
<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/@jsuites/heatmap/heatmap.min.js"></script>
<div id='heatmap'></div>
<script>
var initialDate = '2021-01-01';
var year = [];
var date = new Date(initialDate);
while (year.length < 366) {
year.push({
date: date.toISOString().slice(0, 10),
value: Math.random() * 10,
});
date.setDate(date.getDate() + 1);
}
jSuites.heatmap(document.getElementById('heatmap'), {
title: 'Example',
data: year,
date: initialDate,
colors: ['#B2DFDB', '#4DB6AC', '#009688', '#00796B', '#004D40'],
tooltip: true,
});
</script>
</html>
Quick reference
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