https://learn.microsoft.com/ja-jp/dotnet/api/system.configuration.configurationsectiongroup?view=netframework-4.8.1&viewFallbackFrom=windowsdesktop-10.0
ConfigurationSectionGroup Class (System.Configuration) | Microsoft Learn
Represents a group of related sections within a configuration file.
class systemconfigurationmicrosoftlearn
https://learn.microsoft.com/en-us/dotnet/api/system.configuration.configurationsectiongroup?view=netframework-4.8.1&viewFallbackFrom=windowsdesktop-10.0&redirectedfrom=MSDN
ConfigurationSectionGroup Class (System.Configuration) | Microsoft Learn
Represents a group of related sections within a configuration file.
class systemconfigurationmicrosoftlearn