EqualityComparer<T>.Default Property

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Returns a default equality comparer for the type specified by the generic argument.

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


Public Shared ReadOnly Property Default As EqualityComparer(Of T)
public static EqualityComparer<T> Default { get; }

Property Value

Type: System.Collections.Generic.EqualityComparer<T>
The default instance of the EqualityComparer<T> class for type T.


The Default property checks whether type T implements the System.IEquatable<T> generic interface and if so returns an EqualityComparer<T> that uses that implementation. Otherwise it returns an EqualityComparer<T> that uses the overrides of Object.Equals and Object.GetHashCode provided by T.

Version Information


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.