Marshal::UnsafeAddrOfPinnedArrayElement Method (Array^, Int32)

.NET Framework (current version)

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

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

Syntax

public:
[SecurityCriticalAttribute]
static IntPtr UnsafeAddrOfPinnedArrayElement(
	Array^ arr,
	int index
)

Parameters

arr: Type: System::Array^
The array that contains the desired element.

index: Type: System::Int32
The index in the arr parameter of the desired element.

Return Value

Type: System::IntPtr

The address of index inside arr.

Remarks

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.

Security

SecurityCriticalAttribute

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

Universal Windows Platform
Available since 8
.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