The Ultimate Guide To C# IList Nerelerde Kullanılıyor

The Ultimate Guide To C# IList Nerelerde Kullanılıyor

Blog Article

You cannot predict the future. Assuming that a property's type will always be beneficial kakım a List is immediately limiting your ability to adapt to unforeseen expectations of your code.

Hordaki şekilde Kisi adında oluşturduğumuz dershaneı oluşturduğumuz liste nesnesine ekleyelim.

Say I have a function that returns IEnumerable, inside the function I may use a List for an internal backing store to generate my collection, but I only want callers to enumerate it's contents, hamiş add or remove. Accepting an interface birli a parameter communicates a similar message "I need a collection of strings, don't worry though, I won't change it."

Then click on the bulb symbol or place the cursor on the IList and press Strg + "." You will become several implementations offered, like:

swilliamsswilliams 48.6k2727 gold badges101101 silver badges130130 bronze badges 3 5 why hamiş make it a just a List in the first place? I still don't understand why bonus you get from making it a IList then in the constructor you make it into a List

The Liskov Substitution Principle (simplified) states that a derived type should be able to be used in place of a base type, with no additional preconditions or postconditions.

In case of using IList, the caller is always guareented things to work, and the implementer is free to change the underlying collection to any alternative concrete implementation of IList

GitHub'da bizimle ortaklık mimarin Bu dâhilğin kaynağı GitHub'da bulunabilir; burada hatta problemlerı ve çekme isteklerini oluşturup gözden geçirebilirsiniz. Henüz zait bilgi bağırsakin yardımda mevcut kılavuzumuzu inceleyin.

If you are exposing your class through a library that others will use, you generally want to expose it via interfaces rather than concrete implementations.

Collaborate with us on GitHub The source for this content can be found on GitHub, where you yaşama also create and review issues and pull requests. For more information, see our contributor guide.

I know that IList is the interface and List is the concrete type but I still don't know when to C# IList Kullanımı use each one. What I'm doing now is if I don't need the Sort or FindAll methods I use the interface. Am I right? Is there a better way to decide when to use the interface or the concrete type?

Şimdi bu arada bir örnek yapalım. C# IList Kullanımı Bir tek yönlü bağlamlı liste oluşturalım ve bu listeye gelişigüzel olarak eleman ekleyelim. Bu eklediğimiz elemanları da ekrana yazdıralım:

When talking about return types, the more specific you are, the more flexible callers birey be C# IList Nerelerde Kullanılıyor with it.

For instance, if you return an IEnumerable, then you are limiting C# IList Neden Kullanmalıyız them to iterating -- they can't add or remove items from your object, they dirilik only act against C# IList Nasıl Kullanılır the objects. If you need to expose a collection outside of a class, but don't want to let the caller change the collection, this is one way of doing it. On the other hand, if you are returning an empty collection that you expect/want them to populate, then an IEnumerable is unsuitable.