Export (0) Print
Expand All

Hashtable.GetHash Method

Returns the hash code for the specified key.

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

protected virtual int GetHash (
	Object key
)
protected int GetHash (
	Object key
)
protected function GetHash (
	key : Object
) : int
Not applicable.

Parameters

key

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

Return Value

The hash code for key.

Exception typeCondition

NullReferenceException

key is a null reference (Nothing in Visual Basic).

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

This method is an O(1) operation.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0

Community Additions

ADD
Show:
© 2014 Microsoft