Birli Mentioned by Mr. Copsey, this has 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. Down Below I took part of a code I was looking at. I don't understand the https://c-object-kullan-m18169.blogrelation.com/34021276/en-iyi-tarafı-c-ienumerable-nerelerde-kullanılıyor