index.html

<svg class="line-chart"></svg>
<script src="https://cdn.jsdelivr.net/npm/chart.xkcd@1.1/dist/chart.xkcd.min.js"></script>
<script>
  const svg = document.querySelector('.line-chart')

  const lineChart = new chartXkcd.Line(svg, {
    title: 'test', // optional
    xLabel: 'Month', // optional
    yLabel: '$ Dollors', // optional
    data: {
      labels: ['1', '2', '3', '4', '5', '6', '7', '8', '9', '10'],
      datasets: [{
        label: 'Plan',
        data: [30, 70, 200, 300, 500, 800, 1500, 2900, 5000, 8000],
      }, {
        label: 'Reality',
        data: [0, 1, 30, 70, 80, 100, 50, 80, 40, 150],
      }],
    },
    options: { // optional
      yTickCount: 3,
      legendPosition: chartXkcd.config.positionType.upLeft
    }
  });
</script>