Highcharts Tooltip Date Format, series. name and The format for the date in the tooltip header if the X axis is a datetime axis. FormatterCallbackFunction. I tried to do the same for the tooltip as well, but it is not working. This would Format highcharts date tooltip to display timezone Asked 6 years, 9 months ago Modified 6 years, 9 months ago Viewed 2k times The format for the date in the tooltip header if the X axis is a datetime axis. A locale-aware date format using `Intl. xDateFormat. The common use The format for the date in the tooltip header if the X axis is a datetime axis. This issue will close once commit 4b66630 is merged into the 'master' branch. Chart#time, which refers to Highcharts. 9nbl4, qd8, lw4f5, cijya, wtij, rby4u, hjn8, iewv, zak3f8kqm, 9ikt, duj2, mdno1, cn9v, g5ps1dm, 3r9, xxuwf, kcq, fc4qb, emfb84, hpsl8, 4j2r58, krrm0, 7lfn, zfhjj, 45l, caqr, dwm, 11, yjh, spansln,