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GCHandle.Alloc Method (Object, GCHandleType)

Allocates a handle of the specified type for the specified object.

Namespace:  System.Runtime.InteropServices
Assembly:  mscorlib (in mscorlib.dll)

static member Alloc : 
        value:Object * 
        type:GCHandleType -> GCHandle 

Parameters

value
Type: System.Object
The object that uses the GCHandle.
type
Type: System.Runtime.InteropServices.GCHandleType
One of the GCHandleType values, indicating the type of GCHandle to create.

Return Value

Type: System.Runtime.InteropServices.GCHandle
A new GCHandle of the specified type. This GCHandle must be released with Free when it is no longer needed.

ExceptionCondition
ArgumentException

An instance with nonprimitive (non-blittable) members cannot be pinned.

.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

  • SecurityCriticalAttribute 

    requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.

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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