En Kuralları Of C# IList Kullanımı

En Kuralları Of C# IList Kullanımı

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The following example demonstrates the implementation of the IList interface to create a simple, fixed-size list. This code is part of a larger example for the IList interface.

Found this thread while I was looking for a solution to the exact sıkıntı described in the original post. None of the answers met my situation entirely, however. Brody's answer was pretty close. Here is my situation and solution I found to it.

Using IList instead of List makes writing unit tests significantly easier. It allows you to use a 'Mocking' library to pass and return veri.

So when writing a function or method that takes a collection, write it derece to take a List, but an IList, an ICollection, or IEnumerable. The generic interfaces will still work even for heterogenous lists because System.

I tend to follow Jeffrey's advice for internal code, but for a public library, I would probably be more inclined to follow Eric's.

Örneğin, bayağıdaki kodda bir IAnimal tipinde bir kararsız teşhismladım ve bu bileğmeslekkene Dog ve Cat nesneleri atadım.

You may not ever need that option, but it's an argument. I think it's the entire argument for returning the interface instead of the C# IList Nerelerde Kullanılıyor concrete type. It's worth mentioning, but in this case it saf a serious flaw.

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In most cases, if you C# IList Nedir are using a List and you think you could use a narrower interface instead - why derece IEnumerable? This is often a better fit C# IList Nerelerde Kullanılıyor if you don't need to add items. If you need to add to the collection, use the concrete type, List.

Taking LinkedList vs taking List vs IList all communicate something of the performance guarantees required by the code being called.

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

rajeshrajesh 39133 silver badges22 bronze badges 1 8 Excellent, clear answer, which I marked bey helpful. However, I would add that for most developers, most of the time, the tiny difference in yetişek size and performance is derece worth worrying about: if in doubt, just use a List.

I have two ILists of the same type returned by NHibernate and have emerged the two IList into one, hence the need for sorting.

So I have been playing around with some of my C# IList Nasıl Kullanılır methods on C# IList Nedir how to do this. I am still hamiş sure about the return type(if I should make it more concrete or an interface).