Chart.js/docs/samples/bar/border-radius.md

# Bar Chart Border Radius

```js chart-editor
// <block:actions:2>
const actions = [
  {
    name: 'Randomize',
    handler(chart) {
      chart.data.datasets.forEach(dataset => {
        dataset.data = Utils.numbers({count: chart.data.labels.length, min: -100, max: 100});
      });
      chart.update();
    }
  },
];
// </block:actions>

// <block:setup:1>
const DATA_COUNT = 7;
const NUMBER_CFG = {count: DATA_COUNT, min: -100, max: 100};

const labels = Utils.months({count: 7});
const data = {
  labels: labels,
  datasets: [
    {
      label: 'Fully Rounded',
      data: Utils.numbers(NUMBER_CFG),
      borderColor: Utils.CHART_COLORS.red,
      backgroundColor: Utils.transparentize(Utils.CHART_COLORS.red, 0.5),
      borderWidth: 2,
      borderRadius: Number.MAX_VALUE,
      borderSkipped: false,
    },
    {
      label: 'Small Radius',
      data: Utils.numbers(NUMBER_CFG),
      borderColor: Utils.CHART_COLORS.blue,
      backgroundColor: Utils.transparentize(Utils.CHART_COLORS.blue, 0.5),
      borderWidth: 2,
      borderRadius: 5,
      borderSkipped: false,
    }
  ]
};
// </block:setup>

// <block:config:0>
const config = {
  type: 'bar',
  data: data,
  options: {
    responsive: true,
    plugins: {
      legend: {
        position: 'top',
      },
      title: {
        display: true,
        text: 'Chart.js Bar Chart'
      }
    }
  },
};
// </block:config>

module.exports = {
  actions: actions,
  config: config,
};
```