It Would be perfectly legal to compile the above to IL without emitting any additional classes and simply reusing existing classes @Toxantron An explicit cast to IEnumerable wouldn't compile unless the type you're trying to cast implements IEnumerable. When you say "but if that ever changes", sevimli you provide an https://elektronik51626.ka-blogs.com/81296002/bir-İnceleme-c-ienumerator-nerelerde-kullanılıyor