The crosshairType property (string) determines the crosshair mode used by the JavaScript Scheduler component..
"Header"
const scheduler = new DayPilot.Scheduler("scheduler", { crosshairType: "Full", // ... }); scheduler.init();
Event calendar/scheduling AJAX components. Available for JavaScript/HTML5/jQuery, ASP.NET, ASP.NET MVC. Build resource booking, project management, time tracking applications, personal and shared event calendars.