Bug on chartContainer

• August 17, 2019 at 7:47 am #26313
  
  daicc

  Dear,
  Chart on this date is mistake, please help to check,

  var chart = new CanvasJS.Chart(“chartContainer”, {
  animationEnabled: true,
  exportEnabled: true,
  title: {
  text: “Summary of FullBranch”
  },
  axisX: {
  minimum: new Date(2019,01,28),
  maximum: new Date(2019,02,05),
  valueFormatString: “mmdd”
  },
  axisY: {
  title: “”,
  titleFontColor: “#4F81BC”,
  suffix: “”
  },
  data: [{
  indexLabelFontColor: “#5A5757”,
  indexLabel: “{y}”,
  name: “views”,
  type: “area”,
  yValueFormatString: “#”,
  dataPoints: [
  { x: new Date(2019,01,28), y: 10, label: “01-28”, indexLabel: “”, },
  { x: new Date(2019,01,29), y: 20, label: “01-29”, indexLabel: “”, },
  { x: new Date(2019,01,30), y: 30, label: “01-30”, indexLabel: “”, },
  { x: new Date(2019,01,31), y: 40, label: “01-31”, indexLabel: “”, },
  { x: new Date(2019,02,01), y: 50, label: “02-01”, indexLabel: “”, },
  { x: new Date(2019,02,02), y: 60, label: “02-02”, indexLabel: “”, },
  { x: new Date(2019,02,03), y: 70, label: “02-03”, indexLabel: “”, },
  { x: new Date(2019,02,04), y: 80, label: “02-04”, indexLabel: “”, },
  { x: new Date(2019,02,05), y: 90, label: “02-05”, indexLabel: “”, },
  ]
  }]
  });
  chart.render();

  August 19, 2019 at 10:58 am #26322
  
  Manoj Mohan

  @daicc,

  In JavaScript Month starts from 0 (January) and ends at 11(December). So in your case both Date(2019,01,29) and Date(2019,02,01) represents 1st of March hence chart displays two dataPoints on “02-01”. Please take a look at this JSFiddle for working example.

  —-
  Manoj Mohan
  Team CanvasJS