ConnectionStringSettingsCollection.Remove 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

Quita un objeto ConnectionStringSettings de la colección.

Sobrecargas

Remove(ConnectionStringSettings)

Quita el objeto ConnectionStringSettings especificado de la colección.
Remove(String)

Quita el objeto ConnectionStringSettings especificado de la colección.

Remove(ConnectionStringSettings)

Source:
ConnectionStringSettingsCollection.cs
Source:
ConnectionStringSettingsCollection.cs
Source:
ConnectionStringSettingsCollection.cs

Quita el objeto ConnectionStringSettings especificado de la colección.

public:
 void Remove(System::Configuration::ConnectionStringSettings ^ settings);
public void Remove (System.Configuration.ConnectionStringSettings settings);
member this.Remove : System.Configuration.ConnectionStringSettings -> unit
Public Sub Remove (settings As ConnectionStringSettings)

Parámetros

settings
ConnectionStringSettings

Objeto ConnectionStringSettings de la colección.

Ejemplos

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

static void RemoveConnectionStrings()
{

    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"];

        // Remove it.
        if (cs != null)
        {
            // Remove the element.
            csCollection.Remove(cs);

            // Save the configuration file.
            config.Save(ConfigurationSaveMode.Modified);
            
            Console.WriteLine(
             "Connection string settings removed.");
        }
        else
            Console.WriteLine(
                "Connection string settings does not exist.");
    }
    catch (ConfigurationErrorsException err)
    {
        Console.WriteLine(err.ToString());
    }
}

Shared Sub RemoveConnectionStrings() 
    
    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
        
        ' Get the connection string setting element
        ' with the specified name.
        Dim cs As ConnectionStringSettings = _
        csCollection("ConnStr0")
        
        ' Remove it.
        If Not (cs Is Nothing) Then
            ' Remove the element.
            csCollection.Remove(cs)
            
            ' Save the configuration file.
            config.Save(ConfigurationSaveMode.Modified)
            
            Console.WriteLine( _
            "Connection string settings removed.")
        Else
            Console.WriteLine( _
            "Connection string settings does not exist.")
        End If
    
    Catch err As ConfigurationErrorsException
        Console.WriteLine(err.ToString())
    End Try

End Sub

Consulte también

Se aplica a

Remove(String)

Source:
ConnectionStringSettingsCollection.cs
Source:
ConnectionStringSettingsCollection.cs
Source:
ConnectionStringSettingsCollection.cs

Quita el objeto ConnectionStringSettings especificado de la colección.

public:
 void Remove(System::String ^ name);
public void Remove (string name);
member this.Remove : string -> unit
Public Sub Remove (name As String)

Parámetros

name
String

Nombre de un objeto ConnectionStringSettings de la colección.

Ejemplos

En el ejemplo siguiente se muestra cómo quitar el ConnectionStringSettings objeto con el nombre especificado de la colección.

static void RemoveConnectionStrings2()
{

    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.Remove("ConnStr0");

        // Save the configuration file.
        config.Save(ConfigurationSaveMode.Modified);

        Console.WriteLine(
             "Connection string settings removed.");
    }
    catch (ConfigurationErrorsException err)
    {
        Console.WriteLine(err.ToString());
    }
}

Shared Sub RemoveConnectionStrings2() 
    
    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.Remove("ConnStr0")
        
        
        ' 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

Consulte también

Se aplica a