C# IList Kullanımı - Genel Bakış

C# IList Kullanımı - Genel Bakış

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Bu sayede misal veri strüktürlarını yeniden tekrar peyda etmek namına, var olan kodu tekrar kullanabilirsiniz.

Then the person calling the method is free to call it with any veri type that is enumerable. This allows your code to be used in unexpected, but perfectly valid ways.

You pass the interface so that no matter what concrete implementation of that interface you use, your code will support it.

Eric LippertEric Lippert 656k182182 gold badges1.3k1.3k silver badges2.1k2.1k bronze badges 14 12 How do you know what the caller needs though. For instance I was switching one of my return types to a IList then I well I am probably just going to enumerate over them anyways lets just return an IEnumberable.

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

You sevimli have an instance of an interface, but you need to initialize it with a class that implements that interface such as:

You are most often better of using the most general usable type, in this case the IList or even better the IEnumerable interface, so that you hayat switch the implementation conveniently at a later time.

You emanet look at this argument from several angles including the one of a purely OO approach which says to yetişek against an C# IList Nedir Interface derece an implementation. With this thought, using IList follows the same principal as passing around and using Interfaces that you define from scratch. I also believe in the scalability and flexibility factors provided by an Interface in general. If a class implmenting IList needs C# IList Neden Kullanmalıyız to be extended or changed, the consuming code does derece have to change; it knows what the IList Interface contract adheres to.

This example also tells you C# IList Nasıl Kullanılır that there may be situations when you need to specify the implementation, derece the interface, in the argument list: In this example, whenever you require a particular access performance characteristic.

You would because defining an IList or C# IList Nedir an ICollection would open up for other implementations of your interfaces.

On the other hand, when returning an object out of a function, you want to give the user the richest possible grup of operations without them having to cast around. So in that case, if it's a List internally, return a copy C# IList Nasıl Kullanılır as a List.

Benefit of using an Interface is that you get to implement your functionality or better yet, the only functionality you require. So, if iteration/enumeration is required only, then there is no need for the Sort, Add methods.

If you use the concrete type all callers need to be updated. If exposed as IList the caller doesn't have to be changed.

C# List mideindeki verileri yazdırmak bâtınin hordaki dü döngüden biri kullanılarak bileğerleri ekrana yazdırma meselelemi dokumalabilir.