mvc-calendar-day-header-format.PNG

You can customize the column header using onBeforeHeaderRender event handler.

It will allow you to customize the following properties:

The date format for daywork weekweek, and days views can be customized using headerDateFormat property instead (e.g "dddd d MMMM yyyy" -> "Thursday 8 September 2011").

JavaScript

You can customize the column header content using onBeforeHeaderRender event handler.

dp.onBeforeHeaderRender = function(args) {
    args.header.html = args.header.start.toString("d MMMM");
};

ASP.NET WebForms

Example: Custom date format

protected void DayPilotCalendar1_BeforeHeaderRender(object sender, BeforeHeaderRenderEventArgs e)
{
  e.Html += e.Date.ToShortDateString();
}

Example: Image in column header

protected void DayPilotCalendar1_BeforeHeaderRender(object sender, BeforeHeaderRenderEventArgs e)
{
  e.InnerHTML = "<img src="yourimage.png" width='15' height='15' /> " + e.InnerHTML;
}

ASP.NET MVC

protected override void OnBeforeHeaderRender(BeforeHeaderRenderArgs e)
{
  e.Html += e.Date.ToShortDateString();
}