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Marshal::UnsafeAddrOfPinnedArrayElement<T> Method (array<T>, Int32)

[Supported in the .NET Framework 4.5.1 and later versions]

Gets the address of the element at the specified index in an array of a specified type.

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

generic<typename T>
static IntPtr UnsafeAddrOfPinnedArrayElement(
	array<T>^ arr, 
	int index

Type Parameters


The type of the array.


Type: array<T>

The array that contains the desired element.

Type: System::Int32

The index of the desired element in the arr array.

Return Value

Type: System::IntPtr
The address of index in arr.

The array must be pinned by using a GCHandle before it is passed to this method. For maximum performance, this method does not validate the array passed to it; this can result in unexpected behavior.

.NET Framework

Supported in: 4.6, 4.5.1

Supported in: Windows Phone 8.1

  • SecurityCriticalAttribute 

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

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