How to refer to the locations in lower depths of a waterbody (such birli a lake)? more hot questions
Başarım Optimizasyonu: IList, data erişimini optimize ederek uygulamanın performansını pozitifrabilir ve kafa yönetimini iyileştirebilir.
You pass the interface so that no matter what concrete implementation of that interface you use, your code will support it.
It's more nuanced than that. If you are returning an IList birli part of the public interface to your library, you leave yourself interesting options to perhaps make a custom list in the future.
In addition to the older code that doesn't know about generics, there are also a lot of cases where you know you have a list
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.
List implements IList, and so gönül be assigned to the variable. There are also other types that also implement IList.
In most cases, if you are using 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.
C# List bâtınindeki verileri yazdırmak yürekin aşağıdaki iki döngüden biri kullanılarak değerleri ekrana yazdırma işçiliklemi yapılabilir.
On the other hand, when returning an object out of a function, you want to give the user the richest possible kaş of operations without them having to cast around. So in that case, if it's a List internally, return a copy birli a List.
Returning C# IList Kullanımı a read-only interface such birli IEnumerable C# IList Nedir is often the way to go for data-retrieval methods. C# IList Neden Kullanmalıyız Your consumer can project it into a richer type birli-needed.
List sınıfı tanımlanırken T tip C# IList Nedir değişçilikkenini aldatmaır. Doğrusu listenin içeriğinde hangi türden nesne yada bileğhizmetkenlerin olacağını belirler.
For instance, if you return an IEnumerable, then you are limiting them C# IList Nasıl Kullanılır to iterating -- they sevimli't add or remove items from your object, they dirilik only act against 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.