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Classes
5
- The Foundation Kit contains the OpenStep root class NSObject, and other classes represent basic data types such as byte arrays, character sets, and strings; object collections such as sets, arrays, and dictionaries; and classes representing system information such as time and dates. These classes provide Application Kit support.
- The following diagram shows the Foundation Kit classes and their inheritance relationships. After the diagram, the class descriptions are arranged in alphabetical order.

Figure 5-1
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