Union Method
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UIPermission.Union Method

Creates a permission that is the union of the permission and the specified permission.

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

public override IPermission Union(
	IPermission target
)

Parameters

target
Type: System.Security.IPermission

A permission to combine with the current permission. It must be the same type as the current permission.

Return Value

Type: System.Security.IPermission
A new permission that represents the union of the current permission and the specified permission.

Implements

IPermission.Union(IPermission)

ExceptionCondition
ArgumentException

The target parameter is not null and is not of the same type as the current permission.

The result of a call to Union is a permission that represents all the operations represented by the current permission as well as all the operations represented by the specified permission. Specifically, it represents the most permissive values of UIPermissionWindow and UIPermissionClipboard from those in the current permission and the specified permission.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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, 3.0, 2.0, 1.1, 1.0

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