HighCharts xAxis - tickInterval for month

Question

Am trying to plot spline graph for the no of passed/failed testcases and grouping them based on hour/date/month/year and I am getting this value as irr

Answer 1

You need to have sorted data via x ascending, as I see you have incorrect format of that. In case when you need to customise tooltip content or label on axis, you can use formatter.

Tooltip formatter

Label formatter

Date format