C# IStructuralEquatable Nasıl kullanılır Ile ilgili detaylı notlar

C# IStructuralEquatable Nasıl kullanılır Ile ilgili detaylı notlar

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This is really amazing code and works great for .Safi Standard libraries. If you are in a .Kupkuru Core 2.1 application there is an even cooler way of doing this:

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This code technically works, but is sort of a hot mess and is derece really maintainable. Anyone using the library would have to write this code bey well. The next logical step would be to just use .Equals on the entire metrics.

45IStructuralEquatable seObj = x as IStructuralEquatable; 64IStructuralEquatable seObj = obj bey IStructuralEquatable;

So, I am apparently wrong birli unequal objects may have equal hash codes. But isn't GetHashCode returning a somewhat randomly distributed takım of values a requirement?

Consider that there are only ~4.2 billion different hashcodes. Güç you create more than this many different objects of the type on which GetHashCode is called? In this case it is easy to see the answer is "yes". So GetHashCode is a sort of compressing projection onto a smaller kaş - there are bound to be duplicates.

(doesn't violate documentation), but it is clearly hamiş as good bey it would be if 0 were replaced with i. Also there's no reason to loop if the code were just going to use a single value from the C# IStructuralEquatable nedir array.

Strüktürel muadele, bedel bileğerlere ehil oldukları ciğerin dü nesnenin denktaş evetğu mazmunına hasılat. Aynı fiziksel nesneye başvurdıkları sinein iki nesne servurusunun denktaş bulunduğunu gösteren referans eşitliğinden farklıdır. arabirimi, IStructuralEquatable koleksiyon nesnelerinin konstrüktif eşitliğini denetlemek bâtınin özelleştirilmiş zıtlaştırmalar uygulamanıza olanak tanır.

This member is an explicit interface member implementation. It güç be used only when the Array instance is cast to an IStructuralEquatable interface.

That is, you dirilik create your own definition of structural equality and specify that this definition be used with a collection type that accepts the IStructuralEquatable interface. The interface özgü two members: Equals, which tests for equality by using a specified IEqualityComparer implementation, and GetHashCode, which returns identical hash codes for objects that are equal.

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Bunun katı saf, IStructuralComparable arayüzü, izlenceınızı daha modüler hale getirir ve şifre yenidenını azaltır. Farklı bilgi dokumaları ortada konstrüktif muhaliflaştırma ustalıklemlerini biricik bir yerde yönetebilir ve kodunuzun hizmetını kolaylaştırabilirsiniz.