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X509CertificateCollection.CopyTo Method

Copies the X509Certificate values in the current X509CertificateCollection to a one-dimensional Array instance at the specified index.

Namespace: System.Security.Cryptography.X509Certificates
Assembly: System (in system.dll)

public void CopyTo (
	X509Certificate[] array,
	int index
public void CopyTo (
	X509Certificate[] array, 
	int index
public function CopyTo (
	array : X509Certificate[], 
	index : int
Not applicable.



The one-dimensional Array that is the destination of the values copied from X509CertificateCollection.


The index into array to begin copying.

Exception typeCondition


The array parameter is multidimensional.


The number of elements in the X509CertificateCollection is greater than the available space between arrayIndex and the end of array.


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


The arrayIndex parameter is less than the array parameter's lower bound.

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, 1.1, 1.0