ConnectionStringSettingsCollection.RemoveAt(Int32) Método

  • Referencia

Definición

Espacio de nombres:
System.Configuration
Ensamblado:
System.Configuration.ConfigurationManager.dll
Ensamblado:
System.Configuration.dll
Paquete:
System.Configuration.ConfigurationManager v6.0.0
Paquete:
System.Configuration.ConfigurationManager v7.0.0
Paquete:
System.Configuration.ConfigurationManager v8.0.0
Paquete:
System.Configuration.ConfigurationManager v9.0.0-preview.2.24128.5
Source:
ConnectionStringSettingsCollection.cs
Source:
ConnectionStringSettingsCollection.cs
Source:
ConnectionStringSettingsCollection.cs

Quita de la colección el objeto ConnectionStringSettings que está en el índice especificado.

public:
 void RemoveAt(int index);
public void RemoveAt (int index);
member this.RemoveAt : int -> unit
Public Sub RemoveAt (index As Integer)

Parámetros

index
Int32

Índice de un objeto ConnectionStringSettings de la colección.

Ejemplos

En el ejemplo siguiente se muestra cómo quitar el ConnectionStringSettings objeto en el índice especificado de la colección.

static void RemoveConnectionStrings3()
{

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

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

        // Remove the element.
        csCollection.RemoveAt(0);

        // Save the configuration file.
        config.Save(ConfigurationSaveMode.Modified);
        
        Console.WriteLine(
             "Connection string settings removed.");
    }
    catch (ConfigurationErrorsException err)
    {
        Console.WriteLine(err.ToString());
    }
}

Shared Sub RemoveConnectionStrings3() 
    
    Try
        ' Get the application configuration file.
        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
        
        ' Remove the element.
        csCollection.RemoveAt(0)
        
        ' Save the configuration file.
        config.Save(ConfigurationSaveMode.Modified)
        
        Console.WriteLine( _
        "Connection string settings removed.")

    Catch err As ConfigurationErrorsException
        Console.WriteLine(err.ToString())
    End Try

End Sub

Se aplica a

Consulte también