<PackageReference Include="System.Configuration.ConfigurationManager" Version="6.0.2" />

ConfigurationSectionGroupCollection

public sealed class ConfigurationSectionGroupCollection : NameObjectCollectionBase
Represents a collection of ConfigurationSectionGroup objects.
public ConfigurationSectionGroup this[string name] { get; }

Gets the ConfigurationSectionGroup object whose name is specified from the collection.

public ConfigurationSectionGroup this[int index] { get; }

Gets the ConfigurationSectionGroup object whose index is specified from the collection.

public void Add(string name, ConfigurationSectionGroup sectionGroup)

Adds a ConfigurationSectionGroup object to this ConfigurationSectionGroupCollection object.

public void Clear()

Clears the collection.

public void CopyTo(ConfigurationSectionGroup[] array, int index)

Copies this ConfigurationSectionGroupCollection object to an array.

public ConfigurationSectionGroup Get(int index)

Gets the specified ConfigurationSectionGroup object contained in the collection.

public ConfigurationSectionGroup Get(string name)

Gets the specified ConfigurationSectionGroup object from the collection.

public string GetKey(int index)

Gets the key of the specified ConfigurationSectionGroup object contained in this ConfigurationSectionGroupCollection object.

public void Remove(string name)

Removes the ConfigurationSectionGroup object whose name is specified from this ConfigurationSectionGroupCollection object.

public void RemoveAt(int index)

Removes the ConfigurationSectionGroup object whose index is specified from this ConfigurationSectionGroupCollection object.