UnsafeAddrOfPinnedArrayElement Method (Array, Int32)

Marshal.UnsafeAddrOfPinnedArrayElement Method (Array, Int32)


Gets the address of the element at the specified index inside the specified array.

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

public static IntPtr UnsafeAddrOfPinnedArrayElement(
	Array arr,
	int index


Type: System.Array

The array that contains the desired element.

Type: System.Int32

The index in the arr parameter of the desired element.

Return Value

Type: System.IntPtr

The address of index inside arr.

The array must be pinned 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.


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

Universal Windows Platform
Available since 4.5
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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