old.config.apex.txt

        this.chartOptions = {
            series: [],
            chart: {
                type: 'line',
                height: 350,
                animations: {
                    enabled: false,
                },
            },
            xaxis: {
                categories: [],
                //tickAmount: 6,
                //type: 'datetime',
                /*
                labels: {
                  format: "YYYY/MM/DD",
                },
                */

                //type: 'datetime',
                /*
                labels: {
                    formatter: function (val) {
                        //import dayjs from 'dayjs' // ES 2015
                        //dayjs().format()
                        val = dayjs(val).format('YYYY/MM/DD')
                        //var somevar = dayjs(val).format('YYYY/MM/DD')
                        // console.log(somevar)
                        return val
                    }
                }
                */
            },
            yaxis: {
                tooltip: {
                    enabled: true,
                },
                decimalsInFloat: undefined,
                labels: {
                    formatter: function (val, index) {
                        return val.toFixed(2);
                    },
                },
            },
        };
    }



















    this.chartOptions = {
      series: [],

      chart: {
        type: "line",
        stacked: false,
        height: 350,
        zoom: {
          type: "x",
          enabled: true,
          autoScaleYaxis: true
        },
        toolbar: {
          autoSelected: "zoom"
        }
      },

      dataLabels: {
        //enabled: true
      },
      markers: {
        size: 0
      },
      xaxis: {
        type: 'datetime',
        //type: 'datetime',
        tickAmount: 6,

          labels: {
            formatter: function(value, timestamp, opts) {
              return opts.dateFormatter(new Date(timestamp)).format("yyyy/MM/dd")
            }, /*
            */

          },
        },

      /*
      xaxis: {
        //type: "datetime",
        //min: new Date("01 Mar 2012").getTime(),
        tickAmount: 6
      },*/
      tooltip: {
        x: {
          //format: "yyyy/mm/dd"
        }
      },
      fill: {
        type: "gradient",
        gradient: {
          shadeIntensity: 1,
          opacityFrom: 0.7,
          opacityTo: 0.9,
          //stops: [0, 100]
        }
      }
    };