用于初始化图表的配置选项。
Highcharts.setOptions({
});
Highcharts.stockChart({
用于动态更新更新图表实例,详情 类参考。
Vertical offset from the cartesian position, in pixels. The default value makes sure the symbols don't overlap the X axis when onSeries is null, and that they don't overlap the linked series when onSeries is given.
onSeries
null