5 Basit Teknikleri için C# IList Nedir

Doğrusu IEnumerable strüktürsında filtreleme aksiyonlemleri memory bile binalırken, IQueryable da veritabanından kazık filtrelenmiş verileri elde ederiz.

Today, you almost always use IList, the primary reason for IList to still be around is for reasons of backwards compatibility.

Bu kent, istenmeyenleri azaltmak midein Akismet kullanıyor. Değerlendirme verilerinizin nasıl fiillendiği hakkında henüz zait vukuf edinin.

All concepts are basically stated in most of the answers above regarding why use interface over concrete implementations.

ToList first? How about returning it? I don't understand what you mean by "method will survive" when using vars? I know it will be a bit more work but won't you just have to change that to the new type as well? So maybe IList to IList?

The speed difference is sufficiently great that in many cases it may be faster to copy a list to an array, sort the array, and copy the list back, than to try to have a sort routine process the list in place.

Most app-level code (i.e. the everyday code that ou write for your application) should probably focus on the generic versions; however C# IList Nedir there is also a lot of infrastructure code around that must use reflection.

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If you started with a concrete type and you decided to change to another one, even if it uses the same interface, you're going to break someone else's code unless you started off with an interface or abstract base type. Share Improve this answer Follow

Then later if you decide to convert the actual veri store from a List to a Dictionary and expose the dictionary keys bey the actual value for the property (I have had to do exactly C# IList Nerelerde Kullanılıyor this before). Then consumers who have come to expect that their changes will be reflected inside of your class will no longer have that capability. That's a big mesele! If you expose the List as an IEnumerable you güç comfortably predict that your collection is derece being modified externally. That is one of the powers of exposing List birli any of the above interfaces.

 

Is IList a good fit for your organisation? If a colleague asks you to change a method signature to use IList instead of List, ask them how they'd add an element to an IList. If they don't know about IsReadOnly (and most people C# IList Kullanımı don't), then don't use IList. Ever.

When talking about return types, the more specific you are, the more flexible callers kişi be with it.

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