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Collection<T>.ICollection.CopyTo Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Copies the elements of the ICollection to an Array, starting at a particular Array index.

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

Syntax

'Declaration
Private Sub CopyTo ( _
    array As Array, _
    index As Integer _
) Implements ICollection.CopyTo

void ICollection.CopyTo(
    Array array,
    int index
)

Parameters

  • index
    Type: System.Int32
    The zero-based index in array at which copying begins.

Implements

ICollection.CopyTo(Array, Int32)

Exceptions

Exception Condition
ArgumentNullException

array is nulla null reference (Nothing in Visual Basic).
ArgumentOutOfRangeException

index is less than zero.
ArgumentException

array is multidimensional.

-or-

array does not have zero-based indexing.

-or-

The number of elements in the source ICollection is greater than the available space from index to the end of the destination array.

-or-

The type of the source ICollection cannot be cast automatically to the type of the destination array.

Remarks

NoteNote:

If the type of the source ICollection cannot be cast automatically to the type of the destination array, the non-generic implementations of ICollection.CopyTo throw InvalidCastException, whereas the generic implementations throw ArgumentException.

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

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.