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SortedDictionary.CopyTo Method

Copies the elements of the SortedDictionary to the specified array of KeyValuePair structures, starting at the specified index.

Namespace: System.Collections.Generic
Assembly: System (in system.dll)

public void CopyTo (
	KeyValuePair<TKey,TValue>[] array,
	int index
public final void CopyTo (
	KeyValuePair<TKey,TValue>[] array, 
	int index
public final function CopyTo (
	array : KeyValuePair<TKey,TValue>[], 
	index : int
Not applicable.



The one-dimensional array of KeyValuePair structures that is the destination of the elements copied from the current SortedDictionary The array must have zero-based indexing.


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

Exception typeCondition


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


index is less than 0.


index is equal to or greater than the length of array.


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


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

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

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0