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ConnectionStringSettingsCollection.IndexOf(ConnectionStringSettings) Método

Definición

Devuelve el índice de la colección del objeto ConnectionStringSettings pasado.

public:
 int IndexOf(System::Configuration::ConnectionStringSettings ^ settings);
public int IndexOf (System.Configuration.ConnectionStringSettings settings);
member this.IndexOf : System.Configuration.ConnectionStringSettings -> int
Public Function IndexOf (settings As ConnectionStringSettings) As Integer

Parámetros

settings
ConnectionStringSettings

Objeto ConnectionStringSettings de la colección.

Devoluciones

Índice en la colección del objeto ConnectionStringSettingsCollection especificado.

Ejemplos

En el ejemplo siguiente se muestra cómo obtener el índice del objeto especificado ConnectionStringSettings .

static void GetIndex()
{

    try
    {
        System.Configuration.Configuration config =
         ConfigurationManager.OpenExeConfiguration(
         ConfigurationUserLevel.None);

        // Clear the connection strings collection.
        ConnectionStringsSection csSection =
            config.ConnectionStrings;
        ConnectionStringSettingsCollection csCollection =
         csSection.ConnectionStrings;

        // Get the connection string setting element
        // with the specified name.
        ConnectionStringSettings cs =
            csCollection["ConnStr0"];

        // Get its index;
        int index = csCollection.IndexOf(cs);

        Console.WriteLine(
             "Connection string settings index: {0}", 
             index.ToString());
    }
    catch (ConfigurationErrorsException err)
    {
        Console.WriteLine(err.ToString());
    }
}
Shared Sub GetIndex() 
    
    Try
        Dim config _
        As System.Configuration.Configuration = _
        ConfigurationManager.OpenExeConfiguration( _
        ConfigurationUserLevel.None)
        
        ' Clear the connection strings collection.
        Dim csSection _
        As ConnectionStringsSection = _
        config.ConnectionStrings
        Dim csCollection _
        As ConnectionStringSettingsCollection = _
        csSection.ConnectionStrings
        
        ' Get the connection string setting element
        ' with the specified name.
        Dim cs _
        As ConnectionStringSettings = _
        csCollection("ConnStr0")
        
        ' Get its index;
        Dim index As Integer = _
        csCollection.IndexOf(cs)
        
        Console.WriteLine( _
        "Connection string settings index: {0}", _
        index.ToString())
    
    Catch err As ConfigurationErrorsException
        Console.WriteLine(err.ToString())
    End Try

End Sub

Se aplica a

Consulte también