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PrincipalSearcher Class

Encapsulates the methods and search patterns used to execute a query against the underlying principal store.

Namespace:  System.DirectoryServices.AccountManagement
Assembly:  System.DirectoryServices.AccountManagement (in System.DirectoryServices.AccountManagement.dll)

[DirectoryServicesPermissionAttribute(SecurityAction.LinkDemand, Unrestricted = true)]
[DirectoryServicesPermissionAttribute(SecurityAction.InheritanceDemand, Unrestricted = true)]
public class PrincipalSearcher : IDisposable

The default page size of 256 KB is used when the PrincipalSearcher class performs a query for domain principals. The application may override the default value by setting the PageSize property in the underlying DirectorySearcher object that is returned from the GetUnderlyingSearcher method.


Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5