En Kuralları Of C# IList Kullanımı

En Kuralları Of C# IList Kullanımı

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You cannot predict the future. Assuming that a property's type will always be beneficial birli a List is immediately limiting your ability to adapt to unforeseen expectations of your code.

1 @supercat: What could ISortableList offer that's not already in IList? Or, asked differently, why couldn't an IList be sorted in-place without re-adding the items by your imagined static method?

Koleksiyonlar, verileri muayyen bir düzende depolamak ve yönetmek midein kullanılan bilgi binalarıdır. CollectionBase ile kendi koleksiyonlarınızı oluştururken, bu done mimarilarını daha çalışan ve mahsuldar bir şekilde kullanabilirsiniz.

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.

Kemiksiz 4.6 (and it will likely be caught by the compiler). But there güç be more insidious cases, such birli passing a C# array bey a IList. I am hamiş sure everyone is aware arrays implement IList, which means support for Add should derece be assumed.

then, say, if you had an array and wished to print their type names to the console, you would first have to create a new List and fill it with your types.

I thought I'd never need to change from a List but had to later change to use a custom list library for the extra functionality it provided. Because I'd only returned an IList none of the people that used the library had to change their code.

Ask those people what they'd like the methods to return. Your C# IList Nasıl Kullanılır question is fundamentally "how do I know what software to write?" You know by getting to know what problems your customer başmaklık to solve, and writing code that solves their problems.

For example, let's say you have a Person class and a Group class. A Group instance saf many people, so a List here would make sense. When I declare the list object in Group I will use an IList and instantiate it bey a List.

class Kisi string ad; string soyad; public string Ad get return ad; grup ad = value; public string Soyad get return soyad; seki soyad = value;

Obviously if you are being asked which you use in an interview, you say IList, smile, and both look pleased at yourselves for being so clever. Or for a public facing API, IList. Hopefully you get my point.

Brad LeachBrad Leach 17k1818 gold badges7373 silver badges8888 bronze badges 1 3 It will create a new enumerable, which may not be C# IList Neden Kullanmalıyız desirable in some scenarios. You cannot sort an IList in-place through the interface except by using ArrayList.Adapter method in my knowledge.

In collections of contiguous elements, such kakım lists, the elements that follow the insertion point move down to accommodate the new element.

IEnumerable allows you to iterate through a collection. ICollection builds on this and also allows for adding and removing items. IList also allows for accessing and modifying them at a specific index. By exposing the one that you expect your consumer to work with, you C# IList Nerelerde Kullanılıyor are free to change your implementation. List happens to implement all three of those interfaces. If you expose your property bey a List or even an IList when all you want your consumer to have is the ability to iterate through C# IList Neden Kullanmalıyız the collection. C# IList Kullanımı Then they could come to depend on the fact that they yaşama modify the list.