The treeAnimation property (boolean) enables the Scheduler resource tree children expand/collapse animation.
You may want to disable the animation for heavy Scheduler views (lots of events, large viewport).
Available since 2019.1.3572.
true
dp.treeAnimation = false;
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.