net11.0 
namespace System.Configuration
{
    public class SettingsAttributeDictionary : Hashtable
    {
        protected SettingsAttributeDictionary(SerializationInfo serializationInfo, StreamingContext streamingContext);
    }
}
.NET
6.07.08.09.010.011.0
Information specific to net11.0
Assemblies

System.Configuration.ConfigurationManager , Version=11.0.0.0, PublicKeyToken=cc7b13ffcd2ddd51

System.Configuration.ConfigurationManager , Version=10.0.0.0, PublicKeyToken=cc7b13ffcd2ddd51

Referencing

Your project needs a package reference to System.Configuration.ConfigurationManager.

Package System.Configuration.ConfigurationManager (11.0.0-preview.2.26159.112) net11.0
Platform Restrictions

This API is supported on any platform except for these:

  • Browser
  • wasi
  • Built-in API
  • Package-provided API