X509ExtensionCollection.Add(X509Extension) Method

Reference

Definition

Namespace:: System.Security.Cryptography.X509Certificates

Assembly:: System.Security.Cryptography.X509Certificates.dll

Assembly:: System.Security.Cryptography.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Source:: X509ExtensionCollection.cs

Source:: X509ExtensionCollection.cs

Source:: X509ExtensionCollection.cs

Important

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Adds an X509Extension object to an X509ExtensionCollection object.

public:
 int Add(System::Security::Cryptography::X509Certificates::X509Extension ^ extension);

public int Add (System.Security.Cryptography.X509Certificates.X509Extension extension);

member this.Add : System.Security.Cryptography.X509Certificates.X509Extension -> int

Public Function Add (extension As X509Extension) As Integer

Parameters

extension: X509Extension

An X509Extension object to add to the X509ExtensionCollection object.

Returns

Int32

The index at which the extension parameter was added.

Exceptions

ArgumentNullException

The value of the extension parameter is null.

Remarks

The Add method allows duplicate elements to be added to the collection.

Applies to