Için basit anahtar C# IStructuralEquatable Kullanımı örtüsünü

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Is Légal’s reported “psychological trick” considered fair play or unacceptable conduct under FIDE rules?

1 How do such comparators relate to things like Dictionary and other collections? I know that Dictionary seems to handle structures sensibly albeit slowly in .

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

Equals and object.ReferenceEquals. Equals is meant to be overridden for whatever sort of comparison makes the most sense for a given type, whereas ReferenceEquals hayat't be overridden and always compares by reference.

Let us not forget about additional operators and hamiş just relying on Equals. We kişi implement the == and != operators easily:

Your concern is that Object.GetHashCode() does derece provide values that are stable and the concern is very valid bey yaşama be seen in the first box headed by Caution in the documentation:

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In my implementation I delegated the task of calculating hash codes to the internal array. While testing it, to my great surprise, I found that my two different arrays had the same structural hash code

comparer IEqualityComparer İki nesnenin denktaş olup olmadığını değerlendirmek sinein kullanılacak yöntemi teşhismlayan nesne.

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

Amma velakin bu inşaız class kadar kompleks alışverişlemler derunin tasarlanmış bir yapı gerektirmiyorsa ve tutulacak verileri enkapsüle eylemek yetiyorsa işte bu üslup durumlarda struct yapkaloriı tercih edebiliriz.

The contract of Equals differs from that of IStructuralEquatable, in that it indicates whether 2 objects are logically equal.

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The Equals method supports custom structural comparison of array and tuple objects. This method in turn calls the comparer object's IEqualityComparer.Equals method to compare individual array elements or tuple components, starting with the first element or component.