Düşünceler Hakkında Bilmek C# IList Nedir

Düşünceler Hakkında Bilmek C# IList Nedir

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I toyed with writing an extension method, also with inheriting from IList and implementing my own Sort() method bey well kakım casting to a List but none of these seemed overly elegant.

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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, not 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."

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

In this specific case since you're essentially talking about a language construct, derece a custom one it generally won't matter, but say for example that you found List didn't support something you needed.

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 C# IList Neden Kullanmalıyız is always guareented things to work, and the implementer is free to change the underlying collection to any alternative concrete implementation of IList

IList is an Interface, hamiş a class. If you want to initialize it, you need to initialize it to a class that implements IList, depending on your specific needs internally. Usually, IList is initialized with a List.

Whether you return an Interface or a concrete type depends upon what you want to let your callers do with the object you created -- this is an API design decision, and there's no hard and fast rule. You have to weigh their ability to make full use of the object against their ability to easily use a portion of the objects functionality (and of course whether you WANT them to be making full C# IList Neden Kullanmalıyız use of the object).

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Of course that only need apply to methods that are externally visible C# IList Nerelerde Kullanılıyor (i.e. public methods). I personally use interfaces even in internal code, but birli you are able to change all the code yourself if you make breaking changes it's not strictly necessary.

Bilgi Depolama: Uygulamalarda gelgeç verileri C# IList Nedir veya işleme sırasında oluşan verileri depolamak sinein kullanılabilir.

This will help if you decide to change the implementation of your class later to use a different concrete class. In that case the users of your library won't need to update their code since the interface C# IList Nerelerde Kullanılıyor doesn't change.

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