Alignment and Title Position | Chart.js
Description: Open source HTML5 Charts for your website

# # Alignment and Title Position

This sample show how to configure the alignment and title position of the chart legend.

const config = { type: 'line', data: data, options: { plugins: { legend: { title: { display: true, text: 'Legend Title', } } } } };

    const config = {
      type: 'line',
      data: data,
      options: {
        plugins: {
          legend: {
            title: {
              display: true,
              text: 'Legend Title',
            }
          }
        }
      }
    };

const DATA_COUNT = 7; const NUMBER_CFG = {count: DATA_COUNT, min: -100, max: 100}; const data = { labels: Utils.months({count: DATA_COUNT}), datasets: [ { label: 'Dataset 1', data: Utils.numbers(NUMBER_CFG), fill: false, borderColor: Utils.CHART_COLORS.red, backgroundColor: Utils.transparentize(Utils.CHART_COLORS.red, 0.5), }, ] };

    const DATA_COUNT = 7;
    const NUMBER_CFG = {count: DATA_COUNT, min: -100, max: 100};
    const data = {
      labels: Utils.months({count: DATA_COUNT}),
      datasets: [
        {
          label: 'Dataset 1',
          data: Utils.numbers(NUMBER_CFG),
          fill: false,
          borderColor: Utils.CHART_COLORS.red,
          backgroundColor: Utils.transparentize(Utils.CHART_COLORS.red, 0.5),
        },
      ]
    };

const actions = [ { name: 'Title Position: start', handler(chart) { chart.options.plugins.legend.align = 'start'; chart.options.plugins.legend.title.position = 'start'; chart.update(); } }, { name: 'Title Position: center (default)', handler(chart) { chart.options.plugins.legend.align = 'center'; chart.options.plugins.legend.title.position = 'center'; chart.update(); } }, { name: 'Title Position: end', handler(chart) { chart.options.plugins.legend.align = 'end'; chart.options.plugins.legend.title.position = 'end'; chart.update(); } }, ];

    const actions = [
      {
        name: 'Title Position: start',
        handler(chart) {
          chart.options.plugins.legend.align = 'start';
          chart.options.plugins.legend.title.position = 'start';
          chart.update();
        }
      },
      {
        name: 'Title Position: center (default)',
        handler(chart) {
          chart.options.plugins.legend.align = 'center';
          chart.options.plugins.legend.title.position = 'center';
          chart.update();
        }
      },
      {
        name: 'Title Position: end',
        handler(chart) {
          chart.options.plugins.legend.align = 'end';
          chart.options.plugins.legend.title.position = 'end';
          chart.update();
        }
      },
    ];

## # Docs

- Data structures (`labels`)
- Line
- Legend