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PermissionSet.IsEmpty Method

Gets a value indicating whether the PermissionSet is empty.

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

public bool IsEmpty ()
public boolean IsEmpty ()
public function IsEmpty () : boolean

Return Value

true if the PermissionSet is empty; otherwise, false.

A PermissionSet can be empty and yet contain instances of permissions if those permissions are in the fully-restricted state. Permissions are in a fully restricted state if their IsSubsetOf methods return true when a null reference (Nothing in Visual Basic) is passed as a parameter.

Windows 98, Windows 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 .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

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