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Hashtable.GetHash Method

Returns the hash code for the specified key.

[Visual Basic]
Protected Overridable Function GetHash( _
   ByVal key As Object _
) As Integer
[C#]
protected virtual int GetHash(
 object key
);
[C++]
protected: virtual int GetHash(
 Object* key
);
[JScript]
protected function GetHash(
   key : Object
) : int;

Parameters

key
The Object for which a hash code is to be returned.

Return Value

The hash code for key.

Exceptions

Exception Type Condition
NullReferenceException key is a null reference (Nothing in Visual Basic).

Remarks

If the hashtable was created with a specific IHashCodeProvider implementation, this method uses that hash code provider; otherwise, it uses the Object.GetHashCode implementation of key.

Requirements

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, .NET Compact Framework, Common Language Infrastructure (CLI) Standard

See Also

Hashtable Class | Hashtable Members | System.Collections Namespace | Object.GetHashCode | Object | IHashCodeProvider

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