https://learn.microsoft.com/en-us/dotnet/api/system.componentmodel.propertydescriptorcollection.system-collections-ienumerable-getenumerator?view=netframework-4.8.1&viewFallbackFrom=net-10.0
PropertyDescriptorCollection.IEnumerable.GetEnumerator Method (System.ComponentModel) | Microsoft...
Returns an IEnumerator for the IDictionary.
ienumerablegetenumeratormethodsystemmicrosoft