customize highcharts tooltip to show datetime

Question

I\'m developing a project that is expected to show this graph: http://jsfiddle.net/Kc23N/

When I click a point (tooltip) I want to show a date understandable, not th

Answer 1

You should use xDateFormat in tooltip for customizing your format date
http://api.highcharts.com/highcharts#tooltip.xDateFormat

sample:
tooltip: {
           xDateFormat: '%Y-%m-%d'
         },