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[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]
Determines whether the X509Certificate2Collection object contains a specific certificate.
Namespace: System.Security.Cryptography.X509Certificates
Assembly: System.Security (in System.Security.dll)
Syntax
'Declaration
Public Function Contains ( _
value As X509Certificate2 _
) As Boolean
public bool Contains(
X509Certificate2 value
)
public:
bool Contains(
X509Certificate2^ value
)
member Contains :
value:X509Certificate2 -> bool
public function Contains(
value : X509Certificate2
) : boolean
Parameters
- value
Type: System.Security.Cryptography.X509Certificates. . :: . .X509Certificate2
The X509Certificate2 object to locate in the collection.
Return Value
Type: System. . :: . .Boolean
true if the X509Certificate2Collection contains the specified value; otherwise, false.
Remarks
This method performs a linear search; therefore, the average execution time is proportional to the Count property. That is, this method is an O(n) operation, where n is Count.
This method determines equality by calling the Object..::..Equals method.
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see dd66cd4c-b087-415f-9c3e-94e3a1835f74.