These pages outline the chart configuration options, and the methods and properties of Highcharts objects.
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The maximum value of the axis. If
null, the max value is
If the endOnTick option is true, the
might be rounded up.
If a tickAmount is set, the axis may be extended
beyond the set max in order to reach the given number of ticks. The
same may happen in a chart with multiple axes, determined by chart.
alignTicks, where a
tickAmount is applied internally.