Chapter 19. Archiving
In Objective-C terms, archiving is the process of saving one or more objects in a format so that they can later be restored. Often this involves writing the object(s) to a file so it can subsequently be read back in. We discuss two methods for archiving data in this chapter: property lists and key-valued coding.
Archiving with XML Property Lists
Mac OS X applications use XML propertylists (or plists) for storing things such as your default preferences, application settings, and configuration information, so it’s useful to know how to create them and read them back in. Their use for archiving purposes, however, is limited because when creating a property list for a data structure, specific object classes are not retained, ...
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