for iOS 9.1 software

Search for events. Tap , then enter text in the search field. The titles,
invitees, locations, and notes for the calendars you’re viewing are
searched.
Ask Siri. Say something like: “What’s on my calendar for Friday?”
View a weekly calendar. Rotate iPhone sideways.
Change your view. Tap a year, month, or day to zoom in or out on your
calendar. In week or day view, pinch to zoom in or out.
Peek at a day’s events. On iPhone 6s and iPhone 6s Plus, in the monthly
calendar, press a date to peek at that day’s schedule, then swipe up to see
actions. Or, press deeper to pop open the schedule.
View a list of events. In month view, tap to see a day’s events. In day
view, tap .
Change the color of a calendar. Tap Calendars, tap next to the
calendar, then choose a color from the list. For some calendar accounts,
such as Google, the color is set by the server.
Adjust an event. Touch and hold the event, then drag it to a new time, or
adjust the grab points.
Ask Siri. Say something like: “Reschedule my appointment with
Barry to next Monday at 9 a.m.”
Invitations