This documentation is archived and is not being maintained.

NameValueConfigurationElement Class

A configuration element that contains a String name and String value. This class cannot be inherited.

Namespace:  System.Configuration
Assembly:  System.Configuration (in System.Configuration.dll)

public sealed class NameValueConfigurationElement : ConfigurationElement

The NameValueConfigurationElement inherits from the ConfigurationElement base class. The ConfigurationElement represents an element within a configuration file.

There is a difference between the NameValueConfigurationElement class and KeyValueConfigurationElement class. The NameValueConfigurationElement class does not require the first string to be unique, whereas KeyValueConfigurationElement class requires the first string to be a key, and therefore unique in the collection.


Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0