Bey Mentioned by Mr. Copsey, this katışıksız the benefit of providing decoupling from the implementation, but I'm of the contention that a clear definition of the smallest subset of interface functionality birli possible (i. , so if you're doing complicated work to evaluate the enumerable birli you read from it, https://cobjectkullanm94949.wikienlightenment.com/7022249/c_ienumerable_temel_Özellikleri_genel_bakış