ILookup<TKey, TElement>.Contains Method

Determines whether a specified key exists in the ILookup<TKey, TElement>.

Namespace:  System.Linq
Assembly:  System.Core (in System.Core.dll)

bool Contains(
	TKey key


Type: TKey
The key to search for in the ILookup<TKey, TElement>.

Return Value

Type: System.Boolean
true if key is in the ILookup<TKey, TElement>; otherwise, false.


Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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