ConfigurationSectionCollection.Remove(String) Method

Definition

Removes the specified ConfigurationSection object from this ConfigurationSectionCollection object.

public void Remove (string name);

Parameters

name
String

The name of the section to be removed.

Examples

The following example shows how to use the Remove method.

static void Remove()
{

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

        CustomSection customSection =
            config.GetSection(
            "CustomSection") as CustomSection;

        if (customSection != null)
        {
            config.Sections.Remove("CustomSection");
            customSection.SectionInformation.ForceSave = true;
            config.Save(ConfigurationSaveMode.Full);
        }
        else
            Console.WriteLine(
                "CustomSection does not exists.");
    }
    catch (ConfigurationErrorsException err)
    {
        Console.WriteLine(err.ToString());
    }
}

Applies to

Product Versions
.NET 8 (package-provided), 9 (package-provided)
.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 (package-provided), 4.7, 4.7.1 (package-provided), 4.7.1, 4.7.2 (package-provided), 4.7.2, 4.8 (package-provided), 4.8, 4.8.1
.NET Standard 2.0 (package-provided)
Windows Desktop 3.0, 3.1, 5, 6, 7, 8, 9

See also