X509ExtensionCollection.Item[] Property

Definition

Namespace:

System.Security.Cryptography.X509Certificates

Assembly:

System.Security.Cryptography.dll

Gets an X509Extension object from a X509ExtensionCollection object.

Overloads

Item[Int32]	Gets the X509Extension object at the specified index.
Item[String]	Gets the first X509Extension object whose value or friendly name is specified by an object identifier (OID).

Item[Int32]

Source:

X509ExtensionCollection.cs

Gets the X509Extension object at the specified index.

public:
 property System::Security::Cryptography::X509Certificates::X509Extension ^ default[int] { System::Security::Cryptography::X509Certificates::X509Extension ^ get(int index); };

public System.Security.Cryptography.X509Certificates.X509Extension this[int index] { get; }

member this.Item(int) : System.Security.Cryptography.X509Certificates.X509Extension

Default Public ReadOnly Property Item(index As Integer) As X509Extension

Parameters

index

Int32

The location of the X509Extension object to retrieve.

Property Value

X509Extension

An X509Extension object.

Exceptions

InvalidOperationException

index is less than zero.

ArgumentOutOfRangeException

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

Remarks

Use this property to get information about an X509Extension object when you know the location of the object in the X509ExtensionCollection object.

Item[String]

Source:

X509ExtensionCollection.cs

Gets the first X509Extension object whose value or friendly name is specified by an object identifier (OID).

public:
 property System::Security::Cryptography::X509Certificates::X509Extension ^ default[System::String ^] { System::Security::Cryptography::X509Certificates::X509Extension ^ get(System::String ^ oid); };

public System.Security.Cryptography.X509Certificates.X509Extension? this[string oid] { get; }

member this.Item(string) : System.Security.Cryptography.X509Certificates.X509Extension

Default Public ReadOnly Property Item(oid As String) As X509Extension

Parameters

oid

String

The object identifier (OID) of the extension to retrieve.

Property Value

X509Extension

An X509Extension object.

Remarks

Use this property to get information about an X509Extension object when you know the object identifier (OID) of the extension in the X509ExtensionCollection object.