En C# IEqualityComparer nerelerde kullanılıyor Sırları

En C# IEqualityComparer nerelerde kullanılıyor Sırları

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You get a birçok simple bool Equals(T other) function and there's no messing around with casting or creating a separate class.

If you need to support custom GetHashCode() functionality, use the alternative constructor to provide a lambda to do the alternative calculation:

If a reference is no longer publicly available, should you include the proofs of the results you cite from it?

Furthermore, it is very easy to make the class generic so that it gönül be used for collections of objects of other types - derece only for MovieActors. The complete code for this example is available through github. (There is also a generic version of our comparer.)

Kupkuru framework collections and where you want to add the same capability to your own collections. This will ensure that you are consistent with how the .Kupkuru framework uses the interface.

You have to change the comparer to also check the new properties. You could achieve C# IEqualityComparer Temel Özellikleri ve Kullanımı this by using reflection but that would make your comparer insanely slow.

I have a number of classes that derive from a class BaseClass where BaseClass just katışıksız an `Id property.

@pinkfloydx33 Your comment is the correct answer btw. OP just messed up the interface they need to implement.

Going C# IEqualityComparer Temel Özellikleri ve Kullanımı with your example, say that you wanted to compare the objects ignoring case, so that "Apple" and "apple" would be considered the same object. Then your ProductComparer may C# IEqualityComparer Nasıl Kullanılır look like:

C# Mod Ittihaz İşlemi , tasarmız ile c sharp eğitimimize devam ediyoruz. Bu dersimizde Mod ittihaz şu demek oluyor ki bölme alışverişleminden artan bulma anlayışlemini göreceğiz. C# IEqualityComparer Nasıl Kullanılır Bu iş…

üste Yazılıma Doğmak Mı İstiyorsunuz? Görmeniz Geçişsiz! başlıklı ovama da gönderme ika etmek C# IEqualityComparer Temel Özellikleri ve Kullanımı istedim. Bu tasarmda yaşadığım bu durumdan linkeki makalemda uzun uzun bahsetmiştim. :D

So I'm hamiş 100% clear why you need the extra comparer. Just the single comparer should be sufficient.

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Doing that you changed the behavior for a single class, what if you need the same logic for other classes? If you need a "generic comparison". That is why you have IEqualityComparer.