Article
11/18/2011

IStructuralEquatable.GetHashCode Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Returns a hash code for the current instance.

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

Syntax

'Declaration
Function GetHashCode ( _
    comparer As IEqualityComparer _
) As Integer

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.

Remarks

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.

Version Information

Silverlight

Supported in: 5, 4

Platforms

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

Share via