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Hashtable.KeyEquals Method

Compares a specific Object with a specific key in the Hashtable.

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

'Declaration
Protected Overridable Function KeyEquals ( _
	item As Object, _
	key As Object _
) As Boolean

Parameters

item
Type: System.Object
The Object to compare with key.
key
Type: System.Object
The key in the Hashtable to compare with item.

Return Value

Type: System.Boolean
true if item and key are equal; otherwise, false.

ExceptionCondition
ArgumentNullException

item is Nothing.

-or-

key is Nothing.

If the hash table was created with a specific IComparer implementation, this method uses that comparer; that is, Compare (item, key). Otherwise, it uses item.Equals(key).

This method is an O(1) operation.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, 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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