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ResourcePermissionBase.Union Method

Creates a permission object that combines the current permission object and the target permission object.

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

public override IPermission Union(
	IPermission target
)

Parameters

target
Type: System.Security.IPermission
A permission object to combine with the current permission object. It must be of the same type as the current permission object.

Return Value

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

Implements

IPermission.Union(IPermission)

ExceptionCondition
ArgumentException

The target permission object is not of the same type as the current permission object.

The result of a call to Union is a permission that represents all the operations represented by both the current permission object and the specified permission object. Any demand that passes either permission passes their union.

.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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