C# IList Kullanımı - Genel Bakış

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Else use List. You hayat't really argue "oh but I KNOW that I will always pass in a List here", then you should take a List derece an IList, else you are breaking Liskov substitution principle: "if S is a subtype of T, then objects of type T may be replaced with objects of type S"

From this it follows that your method implementation kişi represent its local variables however you wish. The implementation details are hamiş exposed. Leaving you free to change your code to something better without affecting the people calling your code.

lomaxxlomaxx 115k5858 gold badges146146 silver badges180180 bronze badges 1 Why would you return an IList in the first place? From a WCF service?

The following example demonstrates the implementation of the IList interface to create a simple, fixed-size list.

C# Mod Kabız İşlemi , makaslamakmız ile c sharp eğitimimize devam ediyoruz. Bu dersimizde Mod ittihaz doğrusu bölme kârleminden mütebaki bulma işlemlemini göreceğiz. Bu sayfa…

List is a specific implementation of IList, which is a container that yaşama be addressed the same way bey a linear array T[] using an integer index. When you specify IList kakım the type of the method's argument, you only specify that you C# IList Nerelerde Kullanılıyor need certain capabilities of the container. For example, the interface specification does hamiş enforce a specific C# IList Nedir data structure to be used.

You may derece ever need that option, but it's an argument. I think it's the entire argument for returning the interface instead of the concrete type. It's worth mentioning, but in this case it has a serious flaw.

If you specify your methods to return an interface that means you are free to change the C# IList Neden Kullanmalıyız exact implementation later on without the consuming method ever knowing.

Linked List (Bağlı Liste) Destelı listeler programcılara çeşitli kolaylıklar sağlar. Sağlamladığı kolaylıklar yardımıyla münteşir olarak kullanılır ve tercih edilirler. Ilgilı listeler, sekans data strüktürsına müşabih fakat dizilere nazaran henüz avantajlıdır.

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private List _numbers; // callers gönül add/update/remove elements, but cannot reassign a new list to this property

Bu örnekte, Student adında bir derslik ve StudentCollection isminde CollectionBase dershaneından C# IList Nasıl Kullanılır türeyen özel bir derme klası oluşturduk.

Unless you have a very compelling reason to do so, your best bet will be to inherit from System.Collections.ObjectModel.Collection since it katışıksız everything you need.

ahead of time. Veri-binding is a classic example here; a DataSource property usually checks for IList (and IListSource, typically) and then looks at the objects to see what C# IList Neden Kullanmalıyız properties are available. It can't use generics in this case.