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IStructuralEquatable.GetHashCode Method

Returns a hash code for the current instance.

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

int GetHashCode(
	IEqualityComparer comparer
)

Parameters

comparer
Type: System.Collections.IEqualityComparer
An object that computes the hash code of the current object.

Return Value

Type: System.Int32
The hash code for the current instance.

Implement this method to return customized hash codes for collection objects that correspond to the customized comparison for structural equality provided by the Equals method.

Notes to Implementers

If the Equals method returns true for two objects, the values returned by the GetHashCode method for the two objects must also be equal.

.NET Framework

Supported in: 4

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

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