.NET API Catalog

net6.0-windows
    namespace System.Configuration
{
    [DebuggerDisplay("Count = {Count}")]
    public abstract class ConfigurationElementCollection : ConfigurationElement, ICollection, IEnumerable
    {
        protected internal string AddElementName { get; set; }
    }
}

Information specific to `net6.0`
NetFx Compat Lab	10.1 % Reference this API 7.8 % Get property 3.8 % Set property
nuget.org	0.1 % Reference this API 0.1 % Get property 0.1 % Set property
Upgrade Planner	0.0 % Reference this API 0.0 % Get property 0.0 % Set property
.NET	5.06.07.08.09.0
.NET Core	2.02.12.23.03.1
.NET Framework	2.03.03.54.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1
.NET Standard	2.02.1
Assembly	System.Configuration.ConfigurationManager , Version=9.0.0.0, PublicKeyToken=cc7b13ffcd2ddd51
Referencing	Your project needs a package reference to `System.Configuration.ConfigurationManager`.
Package	System.Configuration.ConfigurationManager (9.0.0) netstandard2.0
Platform Restrictions	The property getter is supported on any platform except for these: Browser The property setter is supported on any platform except for these: Browser

Built-in API
Package-provided API