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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


Type: System.Security.Cryptography.X509Certificates.X509Certificate[]
The one-dimensional Array that is the destination of the values copied from X509CertificateCollection.
Type: System.Int32
The index into array to begin copying.


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 null.


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

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.