Highcharts tips Sun, Sep 15, 2019

util web chart api highcharts

xAxis.dateTimeLabelFormats

https://api.highcharts.com/highcharts/xAxis.dateTimeLabelFormats

{
    millisecond: '%H:%M:%S.%L',
    second: '%H:%M:%S',
    minute: '%H:%M',
    hour: '%H:%M',
    day: '%e. %b',
    week: '%e. %b',
    month: '%b \'%y',
    year: '%Y'
}

Remove all series

while(chart.series.length > 0) {
    chart.series[0].remove(true);
}