Hakkında herşey C# IList Nerelerde Kullanılıyor

Hakkında herşey C# IList Nerelerde Kullanılıyor

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Note that the IsReadOnly flag comes from ICollection, and indicates whether items can be added or removed from the collection; but just to really confuse things, it does derece indicate whether they yaşama be replaced, which in the case of Arrays (which return IsReadOnlys == true) sevimli be.

Dundaki şekilde Kisi adında oluşturduğumuz derslikı oluşturduğumuz liste nesnesine ekleyelim.

Interface’ler karşı daha lüks fen iktisap etmek isterseniz, dundaki kaynaklara bakış atabilirsiniz:

That way you take advantage if you birey, while still allowing the client flexibility in what they pass in.

Hassaten mafevkda anlattığımız IndexOf metodunu Asıl liste üzerinden ast listelerdeki elemanlar dâhilin kullanamazsınız. Ana liste üzerinden ast listelerin index sırasını bulabilirsiniz.

IList on the other hand is an Interface. Basically, if you want to create your own custom List, say a list class called BookList, then you kişi use the Interface to give you basic methods and structure to your new class. IList is for when you want to create your own, special sub-class that implements List.

+1 for all of us who hate it when a small app is loaded with interfaces and clicking on "find definition" takes us somewhere OTHER than the source of the mesele... Yaşama I borrow the phrase "Architecture Astronauts"? I hayat see it will come in handy.

However using a concrete implementation and List on a class that changes, could cause the calling code to need to be changed birli well. This is because a class adhering to IList guarantees a certain behavior that C# IList Kullanımı is not guaranteed by a concrete type using List. C# IList Nedir Also having the power to do something like modify the default implementation of List on a class Implementing IList for say the .Add, .Remove or any other IList method gives the developer a lot

In most cases, if you are using C# IList Neden Kullanmalıyız a List and you think you could use a narrower interface instead - why derece IEnumerable? This is often a better fit if you don't need to add items. If you need to add to the collection, use the concrete type, List.

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Şimdi bu arada bir örnek yapalım. Bir hareketsiz yönlü destelı liste oluşturalım ve bu listeye gelişigüzel olarak eleman ekleyelim. Bu eklediğimiz elemanları da ekrana yazdıralım:

In collections of contiguous elements, such birli lists, the elements that follow the insertion point move down to C# IList Neden Kullanmalıyız accommodate the new element.

IEnumerable allows you to iterate through a collection. ICollection builds on this and also allows for adding and removing items. IList also allows for accessing and modifying them at a specific index. By exposing the one that you expect your consumer to work with, you are free to change your implementation. List happens to implement all three of those interfaces. If you expose your property kakım C# IList Nerelerde Kullanılıyor a List or even an IList when all you want your consumer to have is the ability to iterate through the collection. Then they could come to depend on the fact that they emanet modify the list.