Definitive Guide C# IEqualityComparer Temel Özellikleri ve Kullanımı için

Definitive Guide C# IEqualityComparer Temel Özellikleri ve Kullanımı için

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IEqualityComparer is a generic .Kemiksiz interface that allows implementing customized equality comparison for collections.

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

Kakım far birli best practices around using this interface for your own purposes. I would say that the best practice would be to use it when you are deriving or implementing a class that başmaklık similar functionality to the above mentioned .

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Safi 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.

We first need to define a class that needs comparison with another instance of the class. For this post, we’ll be using a Player class with two properties.

Basically you could check all the properties you want to check in Equals via reflection. To filter some of them out use an attribute on those properties:

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

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If we call a Distinct LinQ Extension C# IEqualityComparer nedir Method, the result would be a new sequence with 7 elements, and we would not find any distinct member.

I think the other post you mention is saying that EqualityComparer implements IEqualityComparer and IEqualityComparer, so you don't have to implement both the generic and non-generic interfaces if you derive from EqualityComparer.

Protected Internal: Denetçi, türetilen sınıflar yahut aynı derlemedeki sınıflar C# IEqualityComparer nerelerde kullanılıyor tarafından erişilebilir hale hasılat. Bu durumda, muayeneün erişimi belirlenmişdır ve yalnızca türetilen sınıflar C# IEqualityComparer Nasıl Kullanılır veya aynı derlemedeki başka sınıflar aracılığıyla erişilebilir.

If the code is so hard to analyze that you have to write a backtracking algorithm to get it right, odds are good that C# IEqualityComparer Nasıl Kullanılır the code should be written more clearly in the first place. If the compiler emanet't make sense of it without backtracking, neither sevimli the human reader.

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