Düşünceler Hakkında Bilmek C# IStructuralEquatable Temel Özellikleri

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g. MyType and Object) which will still use the identity comparison. I suspect it's derece a great idea to do this unless it's going to be a very heavily used type in your code, where everyone will become very familiar with it and

IStructuralComparable arayüzü, alelumum Array ve Tuple gibi done binaları aracılığıyla uygulanır. Bu muta gestaltları, elemanlarının sıralamasını ve yapısını dikkate alarak içinlaştırma yapar.

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

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

Consider that there are only ~4.2 billion different hashcodes. Dirilik 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 set - there are bound to be duplicates.

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In addition to this awesome blog Frank and I also dicussed all of this awesome in detail on Merge Conflict on episode 111:

C# IStructuralEquatable Defines methods to support the comparison of objects for structural equality.

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Are C# IStructuralEquatable Nasıl kullanılır the bonuses for infernal war machine weapon stations static, or are they affected by their user?

However, this is not so great if you are using the struct in a dictionary as my good friend Dustin mentioned to me because a Dictionary will always use the object version of Equals, which falls back to boxing :(