ConnectionStringSettingsCollection.IndexOf(ConnectionStringSettings) Méthode

Référence

Définition

Espace de noms:: System.Configuration

Assembly:: System.Configuration.ConfigurationManager.dll

Assembly:: System.Configuration.dll

Paquet:: System.Configuration.ConfigurationManager v6.0.0

Paquet:: System.Configuration.ConfigurationManager v7.0.0

Paquet:: System.Configuration.ConfigurationManager v8.0.0

Paquet:: System.Configuration.ConfigurationManager v9.0.0-preview.2.24128.5

Source:: ConnectionStringSettingsCollection.cs

Source:: ConnectionStringSettingsCollection.cs

Source:: ConnectionStringSettingsCollection.cs

Important

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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

S’applique à

Produit	Versions
.NET Framework	2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop	3.0, 3.1, 5, 6, 7, 8, 9

Voir aussi

ConnectionStringsSection

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