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AdamInstanceCollection.IndexOf Method

Returns the index of the first occurrence of the specified AdamInstance object in this collection.

Namespace: System.DirectoryServices.ActiveDirectory
Assembly: System.DirectoryServices (in system.directoryservices.dll)

public int IndexOf (
	AdamInstance adamInstance
public int IndexOf (
	AdamInstance adamInstance
public function IndexOf (
	adamInstance : AdamInstance
) : int
Not applicable.



The AdamInstance object to search for in this collection.

Return Value

The zero-based index of the first matching object. Returns -1 if no member of this collection is identical to the AdamInstance object.

Exception typeCondition


A call to the underlying directory service resulted in an error.


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

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, 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
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