Botz3000Botz3000 39.4k88 Gold badges106106 silver badges128128 bronze badges 1 I believe this is was not asked here so it emanet be a comment not an answer, but anyway makes sense from refactoring standpoint So when you have to simply iterate through the in-memory collection, use IEnumerable, if you need to https://c-object-kullan-m75284.losblogos.com/27639661/2-dakika-kural-için-c-ienumerable-kullanımı