Highcharts 6.1.4 已发布，更新如下： Fixed #2165, legend.labelFormatter was not called when series' visiblity changed. Fixed #3495, export menu click was wrongly triggering chart's click event. Fixed #3739, changed rounding method to Math.foor for milliseconds dateFormat to match other date and time formats. Fixed #5009, performance problem with long text strings and word-wrap. Fixed #6405, Highcharts crashed when using category axis, small labels.step option and a large data range. Re-introduced error 19. Fixed #7484, followTouchMove didn't work properly on column series on mobile. Fixed #7815, data labels were visible even when points were hidden. Fixed #8652, replace max/min safe integer with max/min value in wordcloud to support IE11. Fixed #8865, wrong links in sankey chart if the columns didn't start from 0. Fixed #8874 and #8346, Highcharts.indexOfPolyfill wasn't supporting all required arguments. Fixed #8901, bubble chart calculated wrong extremes when either xAxis.min or xAxis.max was set. Fixed #8933, minPointLength squished all ranges to minimum length when xAxis was reversed. Fixed #8960, animation didn't run on Series.update() with new data. Fixed #8972, improved a way of assigning data to specific bins in histograms. Fixed #8994, a regression causing cropped legend items to become long after hover when useHTML was true. Regression since #8809. Fixed #8995, added support for duplicated x values for Series.setData. Fixed issue with tooltip header placement when scrollable plot area was activated.
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