ConnectionStringSettingsCollection.IndexOf(ConnectionStringSettings) Méthode

Définition

Espace de noms:

System.Configuration

Assembly:

System.Configuration.ConfigurationManager.dll

Paquet:

System.Configuration.ConfigurationManager v8.0.0

Source:

ConnectionStringSettingsCollection.cs

Retourne l'index de collection de l'objet ConnectionStringSettings passé.

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

Paramètres

settings

ConnectionStringSettings

Objet ConnectionStringSettings de la collection.

Retours

Int32

Index de collection de l'objet ConnectionStringSettingsCollection spécifié.

Exemples

L’exemple suivant montre comment obtenir l’index de l’objet spécifié 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

Voir aussi

• ConnectionStringsSection