htdocs/samples/data_hide.html

<html>
  <head>
    <link href="../css/c3.css" rel="stylesheet" type="text/css">
  </head>
  <body>
    <div id="chart"></div>

    <script src="https://d3js.org/d3.v5.min.js" charset="utf-8"></script>
    <script src="../js/c3.js"></script>
    <script>
      var chart = c3.generate({
        data: {
          columns: [
            ['data1', 30, 20, 50, 40, 60, 50],
            ['data2', 200, 130, 90, 240, 130, 220],
            ['data3', 300, 200, 160, 400, 250, 250]
          ],
//          hide: ['data1', 'data3']
          hide: true // hide all data
        }
      });
    </script>
  </body>
</html>