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Defines size, enumerators, and synchronization methods for all nongeneric collections.
Assembly: mscorlib (in mscorlib.dll)
Thetype exposes the following members.
The interface is the base interface for classes in the System.Collections namespace.
The interface extends IEnumerable; IDictionary and IList are more specialized interfaces that extend . An IDictionary implementation is a collection of key/value pairs, like the Hashtable class. An IList implementation is a collection of values and its members can be accessed by index, like the ArrayList class.