Greatest Kılavuzu C# IList Kullanımı için

Greatest Kılavuzu C# IList Kullanımı için

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The above is an IList itself kakım this is what seems to be the standard to use with nhibernate. Otherwise I might have returned IEnumberable back but not sure. Still, I güç't figure out what the user would 100% need(that's where returning a concrete başmaklık an advantage over).

Same principle bey before, reversed. Offer the bare minimal that your caller requires. If the caller only requires the ability to enumerate the sequence, only give them an IEnumerable.

The less popular answer is programmers like to pretend their software is going to be re-used the world over, when infact the majority of projects will be maintained by a small amount of people and however nice interface-related soundbites are, you're deluding yourself.

David MillsDavid Mills 2,41511 gold badge2323 silver badges2525 bronze badges 6 2 The right approach really would have been to offer an ISortableList interface (with methods to sort a portion of the list using some particular comparer), have List implement it, and have a static method which could sort any IList by checking whether it implemented ISortableList and, if not, copying it to an array, sorting that, clearing the IList, and re-adding the items.

Your code is now broken, because int[] implements IList, but is of fixed size. The contract for ICollection (the base of IList) requires the code that uses it to check the IsReadOnly flag before attempting to add or remove items from the collection. The contract for List does hamiş.

This level of abstraction goes the other direction when it belongs to method parameters. When you pass your list to a method that accepts IEnumerable you dirilik be sure that your list is derece going to be modified. When you are the person implementing the method and you say you accept an IEnumerable because all you need to do is iterate through that list.

Dizilerde olduğu kabil başta kaç adet elemanla çtuzakışılacağı belirtilmek zorunda bileğildir. Dizilerde başüstüneğu üzere eleman ekleme, silme konulemleri uygulanabilir ve araya eleman eklenebilir. Sargılı listeler katkısızladığı avantajlardan dolayı daha çok tercih edilir.

Don't you know in advance if your method needs a list that güç take additional members; don't you specify that in the method signature? What exactly were you going to do if you were passed a read only list like int[]?

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.

List implements those ebe methods (derece including extension methods), on ferde of that it başmaklık about 41 public methods, which weighs in your consideration of which one to C# IList Kullanımı use in your application.

It is like this other question. The other question shares a lot of common ground, but is arguably derece a true duplicate. In either case though, this is derece opinion-based. What C# IList Kullanımı may have happened is that the closer might have just looked at this question's title, without reading the question itself. The body is objective.

Is IList a good fit for your organisation? If C# IList Kullanımı a colleague asks you to change a method signature to use IList instead of List, ask them how they'd add an element to an IList. If they don't know about IsReadOnly (and most C# IList Nedir people don't), then don't use IList. Ever.

Dizin tarafından erişilebilen nesnelerin C# IList Nerelerde Kullanılıyor kesin olarak belirlenmiş bir listesini temaşa değer. Listeleri taharri, sıralama ve işleme yöntemleri sağlamlar.

Bu şekilde, Dog dershaneı IAnimal interface’inin sözleşmesine uymuş olur. Aynı şekilde, ayrıksı efsanevi sınıfları da IAnimal interface’ini uygulayabilir. Örneğin, zirdaki kodda bir Cat derslikı tanılamamladım ve IAnimal interface’ini uyguladım.