Array that specifies the time headers: levels, groups, and date format.
DayPilot.Gantt.timeHeaders (array)
Item properties:
groupBy values:
format values:
See DayPilot.Date.toString() pattern variables.
[
{ "groupBy": "Month", "format": "MMMM yyyy"},
{ "groupBy": "Day", "format": "d"}
]gantt.timeHeaders = [
{ groupBy: "Month", format: "MMMM yyyy" },
{ groupBy: "Day", format: "d"},
{ groupBy: "Hour", format: "h"}
];