ConnectionStringSettingsCollection.Remove Method (String)

 

Removes the specified ConnectionStringSettings object from the collection.

Namespace:   System.Configuration
Assembly:  System.Configuration (in System.Configuration.dll)

public void Remove(
	string name
)

Parameters

name
Type: System.String

The name of a ConnectionStringSettings object in the collection.

The following example shows how to remove the ConnectionStringSettings object with the specified name from the collection.

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());
    }
}

.NET Framework
Available since 2.0
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