Else Use List. You emanet't really argue "oh but I KNOW that I will always pass in a List here", then you should take a List hamiş an IList, else you are breaking Liskov substitution principle: "if S is a subtype of T, then objects of type T may be https://josuerclsa.ktwiki.com/786317/açıklaması_c_ilist_nasıl_kullanılır_hakkında_5_basit_tablolar