From what I understood, you want some way to get all instances of a recurring appointment, based on the recurrence rule string. If your recurrence string is in the iCal format, you can use the RecurrenceRule class that the Scheduler control introduces, and its TryParse method. The following article shows an example of such a functionality:
Furthermore you can see how you can work with the RecurrenceEditor control outside of RadScheduler in the Recurrence Editor section of the RadScheduler online documentation:
I this is not what you were looking for, please elaborate on your requirements.
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