(PHP 3>= 3.0.13, PHP 4 >= 4.0b4)
mcal_next_recurrence -- Returns the next recurrence of the event
int mcal_next_recurrence (int stream, int weekstart, array next)
mcal_next_recurrence() returns an object filled with the next date the event occurs, on or after the supplied date. Returns empty date field if event does not occur or something is invalid. Uses weekstart to determine what day is considered the beginning of the week.