ICollection(T).Contains Method

Determines whether the ICollection(T) contains a specific value.

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

No code example is currently available or this language may not be supported.

Parameters

item
Type: T
The object to locate in the ICollection(T).

Return Value

Type: System.Boolean
true if item is found in the ICollection(T); otherwise, false.

Implementations can vary in how they determine equality of objects; for example, List(T) uses Comparer(T).Default, whereas Dictionary(TKey, TValue) allows the user to specify the IComparer(T) implementation to use for comparing keys.

Silverlight

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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