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HashSet<T>.CopyTo Method (T[], Int32)

Copies the elements of a HashSet<T> object to an array, starting at the specified array index.

Namespace:  System.Collections.Generic
Assemblies:   System.Core (in System.Core.dll)
  System.Collections (in System.Collections.dll)

public void CopyTo(
	T[] array,
	int arrayIndex
)

Parameters

array
Type: T[]

The one-dimensional array that is the destination of the elements copied from the HashSet<T> object. The array must have zero-based indexing.

arrayIndex
Type: System.Int32

The zero-based index in array at which copying begins.

Implements

ICollection<T>.CopyTo(T[], Int32)

ExceptionCondition
ArgumentNullException

array is null.

ArgumentOutOfRangeException

arrayIndex is less than 0.

ArgumentException

arrayIndex is greater than the length of the destination array.

This method is an O(n) operation, where n is Count.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5

.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

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8

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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