System.Collections.Specialized Namespace

This page is specific to

Microsoft Visual Studio 2003/.NET Framework 1.1

Other versions are also available for the following:

.NET Framework Class Library

The System.Collections.Specialized namespace contains specialized and strongly-typed collections; for example, a linked list dictionary, a bit vector, and collections that contain only strings.

Namespace hierarchy

Classes

Class	Description
CollectionsUtil	Creates collections that ignore the case in strings.
HybridDictionary	Implements IDictionary by using a ListDictionary while the collection is small, and then switching to a Hashtable when the collection gets large.
ListDictionary	Implements IDictionary using a singly linked list. Recommended for collections that typically contain 10 items or less.
NameObjectCollectionBase	Provides the abstract (MustInherit in Visual Basic) base class for a collection of associated String keys and Object values that can be accessed either with the key or with the index.
NameObjectCollectionBase. KeysCollection	Represents a collection of the String keys of a collection.
NameValueCollection	Represents a sorted collection of associated String keys and String values that can be accessed either with the key or with the index.
StringCollection	Represents a collection of strings.
StringDictionary	Implements a hashtable with the key strongly typed to be a string rather than an object.
StringEnumerator	Supports a simple iteration over a StringCollection.

Structures

Structure	Description
BitVector32	Provides a simple structure that stores Boolean values and small integers in 32 bits of memory.
BitVector32.Section	Represents an section of the vector that can contain a integer number.

Classes

Structures

See Also