That’s it! When the user clicks on the link to the vCalendar file, those 11 little lines are what they’ll get. Hopefully you’ll get a lot of mileage from vCalendar and iCalendar. Its widespread adoption makes it a way to strengthen your relationship with Internet visitors and extranet partners. Its flexibility can be used for creative applications. From being a missing link between corporate calendaring systems and intranet applications to communications with WAP users, PHP and vCalendar makes a powerful combination.