En iyi Tarafı C# IList Nedir

En iyi Tarafı C# IList Nedir

Blog Article

Kısaca IEnumerable binasında filtreleme çalışmalemleri memory de kuruluşlırken, IQueryable da veritabanından düver filtrelenmiş verileri elde ederiz.

Maybe take it into a List of T rather than ArrayList, so that you get type safety and more options for how you implement the comparer.

So I came across an interesting problem today. We have a WCF web service that returns an IList. Hamiş really a big deal until I wanted to sort it.

If you think that interfaces are useful only for building over-sized, grandiose architectures and have no place in small shops, then I hope that the person sitting across from you in the interview isn't me.

Use whatever you want. It's your method. You're the only one who gets to see the internal implementation details of the method.

Convert your IList into List or some other generic collection and then you birey easily query/sort it using System.Linq namespace (it will supply bunch of extension methods)

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 question is fundamentally "how do I know what software to write?" C# IList Kullanımı You know by getting to know what problems your customer başmaklık to solve, and writing code that solves their problems.

If the parameter type is IList, then the caller başmaklık much more freedom, and kişi use classes you never heard about, which may derece even have existed when your code was written.

Then later if you decide to convert the actual veri store from a List to a C# IList Nerelerde Kullanılıyor Dictionary and expose the dictionary keys bey the actual value for the property (I have had to do exactly this before). Then consumers who have come to expect that their changes will be reflected inside of your class will no longer have that capability. That's a big sıkıntı! If C# IList Nasıl Kullanılır you expose the List bey an IEnumerable you gönül C# IList Kullanımı comfortably predict that your collection is hamiş being modified externally. That is one of the powers of exposing List birli any of the above interfaces.

Bir ahir elementin varlığını sınayan MoveNext ve geçerli elementi veren GetCurrent metodlarına sahiptir.

Less ridiculous way to prove that an Ascii character compares equal with itself in Coq more C# IList Nedir hot questions

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

I read a lot of posts saying how this makes it easier to change the implementation later on, but I just don't fully see how that works.