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ArraySegment(T) Constructor (T[], Int32, Int32)

Initializes a new instance of the ArraySegment(T) structure that delimits the specified range of the elements in the specified array.

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

new : 
        array:'T[] * 
        offset:int * 
        count:int -> ArraySegment


Type: T[]

The array containing the range of elements to delimit.

Type: System.Int32

The zero-based index of the first element in the range.

Type: System.Int32

The number of elements in the range.


array is a null reference (Nothing in Visual Basic).


offset or count is less than 0.


offset and count do not specify a valid range in array.

The original array must be one-dimensional and must have zero-based indexing.

Multiple ArraySegment(T) instances can refer to the same original array and can overlap.

The following code example passes an ArraySegment(T) structure to a method.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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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