samples/vanilla-js/heatmap/basic.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <title>Simple HeatMap</title>

    <link href="../../assets/styles.css" rel="stylesheet" />

    <style>
      
        #chart {
      max-width: 650px;
      margin: 35px auto;
    }
      
    </style>

    <script>
      window.Promise ||
        document.write(
          '<script src="https://cdn.jsdelivr.net/npm/promise-polyfill@8/dist/polyfill.min.js"><\/script>'
        )
      window.Promise ||
        document.write(
          '<script src="https://cdn.jsdelivr.net/npm/eligrey-classlist-js-polyfill@1.2.20171210/classList.min.js"><\/script>'
        )
      window.Promise ||
        document.write(
          '<script src="https://cdn.jsdelivr.net/npm/findindex_polyfill_mdn"><\/script>'
        )
    </script>

    
    <script src="../../../dist/apexcharts.js"></script>
    

    <script>
      // Replace Math.random() with a pseudo-random number generator to get reproducible results in e2e tests
      // Based on https://gist.github.com/blixt/f17b47c62508be59987b
      var _seed = 42;
      Math.random = function() {
        _seed = _seed * 16807 % 2147483647;
        return (_seed - 1) / 2147483646;
      };
    </script>

    <script>
  function generateData(count, yrange) {
    var i = 0;
    var series = [];
    while (i < count) {
      var x = 'w' + (i + 1).toString();
      var y = Math.floor(Math.random() * (yrange.max - yrange.min + 1)) + yrange.min;
  
      series.push({
        x: x,
        y: y
      });
      i++;
    }
    return series;
  }
  </script>
  </head>

  <body>
     <div id="chart"></div>

    <script>
      
        var options = {
          series: [{
          name: 'Metric1',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        },
        {
          name: 'Metric2',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        },
        {
          name: 'Metric3',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        },
        {
          name: 'Metric4',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        },
        {
          name: 'Metric5',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        },
        {
          name: 'Metric6',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        },
        {
          name: 'Metric7',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        },
        {
          name: 'Metric8',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        },
        {
          name: 'Metric9',
          data: generateData(18, {
            min: 0,
            max: 90
          })
        }
        ],
          chart: {
          height: 350,
          type: 'heatmap',
        },
        dataLabels: {
          enabled: false
        },
        colors: ["#008FFB"],
        title: {
          text: 'HeatMap Chart (Single color)'
        },
        };

        var chart = new ApexCharts(document.querySelector("#chart"), options);
        chart.render();
      
      
    </script>

    
  </body>
</html>