Docs > JSON > Graph Objects > Plot > scrollStepMultiplier

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <title>ZingSoft Demo</title>

  <script nonce="undefined" src="https://cdn.zingchart.com/zingchart.min.js"></script>
  <style></style>
</head>

<body>
  <div id='myChart'></div>
  <script>
    ZC.LICENSE = ["569d52cefae586f634c54f86dc99e6a9", "b55b025e438fa8a98e32482b5f768ff5"]; /*When scrolling is enabled for a chart ZingChart does not sample data by default.  However, to improve performance during the re-rendering of the chart which occors during scrolling you can set "scroll-step-multiplier":2.  This will force the library to sample data but only during the process of scrolling.*/

    var myConfig = {
      type: "bar",
      scaleX: {
        zooming: true,
        zoomTo: [0, 9]
      },
      scrollX: {

      },
      plot: {
        scrollStepMultiplier: 2
      },
      series: [{
        "values": [28, 19, 30, 35, 46, 36, 11, 7, 14, 11, 24, 22, 18, 25, 35, 16, 31, 18]
      }]
    }

    zingchart.render({
      id: 'myChart',
      data: myConfig,
      height: 400,
      width: '100%'
    });
  </script>
</body>

</html>

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <title>ZingSoft Demo</title>

  <script src="https://cdn.zingchart.com/zingchart.min.js"></script>
</head>

<body>
  <div id='myChart'></div>
</body>

</html>

/*When scrolling is enabled for a chart ZingChart does not sample data by default.  However, to improve performance during the re-rendering of the chart which occors during scrolling you can set "scroll-step-multiplier":2.  This will force the library to sample data but only during the process of scrolling.*/

var myConfig = {
  type: "bar",
  scaleX: {
    zooming: true,
    zoomTo: [0, 9]
  },
  scrollX: {

  },
  plot: {
    scrollStepMultiplier: 2
  },
  series: [{
    "values": [28, 19, 30, 35, 46, 36, 11, 7, 14, 11, 24, 22, 18, 25, 35, 16, 31, 18]
  }]
}

zingchart.render({
  id: 'myChart',
  data: myConfig,
  height: 400,
  width: '100%'
});