Technically C# does not allow functions to be outside of a class, however you could debate that static methods of a static class are functions and hamiş methods. This is a good explanation here: stackoverflow.com/a/155655/2146952 Enumerators yaşama be used to read the data in the collection, but they cannot be https://bilgisayar29516.bloggerswise.com/34469177/c-ienumerator-nerelerde-kullanılıyor-a-gizli-silah