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KeyValuePair.Key Property

Gets the key in the key/value pair.

Namespace: System.Collections.Generic
Assembly: mscorlib (in mscorlib.dll)

public TKey Key { get; }
/** @property */
public TKey get_Key ()

public function get Key () : TKey

Not applicable.

Property Value

A TKey that is the key of the KeyValuePair.

This property is read/only.

The following code example shows how to enumerate the keys and values in a dictionary, using the KeyValuePair structure.

This code is part of a larger example provided for the Dictionary class.

// When you use foreach to enumerate dictionary elements,
// the elements are retrieved as KeyValuePair objects.
Console.WriteLine();
foreach( KeyValuePair<string, string> kvp in openWith )
{
    Console.WriteLine("Key = {0}, Value = {1}", 
        kvp.Key, kvp.Value);
}

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

.NET Compact Framework

Supported in: 2.0

XNA Framework

Supported in: 1.0

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