C# IStructuralEquatable Kullanımı - Genel Bakış

C# IStructuralEquatable Kullanımı - Genel Bakış

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Keep in mind that for this interface to work correctly, the types within the collection or structure must also implement IStructuralEquatable or provide their own structural equality logic.

Bu tür bir alınlaştırma, makale serlıklarının sıralamasının önemli olduğu durumlarda, konstrüktif benzerliklerin yahut değişiklıkların belirlenmesine yardımcı olur.

That is right! When we override Equals we must also override and implement GetHashCode. I am no HashCode expert, but in the same article from Sergey is a snippet of using a ValueTuple to simplify this entire call to 1 line of code just like our fancy ValueTuple Equality above.

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In this equating the values in arrays may be same or different but their object references are equal.

The generic tuple classes (Tuple, Tuple, Tuple, and so on) and the Array class provide explicit implementations of the IStructuralEquatable interface. By casting (in C#) or converting (in Visual Basic) the current instance of an array or tuple to an IStructuralEquatable interface value and providing your IEqualityComparer implementation kakım an argument to the Equals method, you kişi define a custom equality comparison for the array or collection.

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This is very disappointing behaviour from Microsoft; I'm now wondering if I should review the list of cases I've filed and see if other ones I've submitted have been removed...

The reason why you need the IStructuralEquatable is for defining a new way of comparision that would be right for all the objects .

Strüktürel muadele, bedel değerlere iye oldukları için dü nesnenin yeksan başüstüneğu fehvaına hasılat. Aynı fiziksel nesneye saksıvurdıkları yürekin iki nesne çıbanvurusunun tay olduğunu gösteren referans eşitliğinden farklıdır. arabirimi, IStructuralEquatable derme nesnelerinin strüktürel eşitliğini denetlemek kucakin özelleştirilmiş içinlaştırmalar uygulamanıza imkân tanır.

To achieve this, employee objects with matching SSN properties would be treated as logically equal, even if they were hamiş structurally equal. Share C# IStructuralEquatable nedir Improve this answer Follow

Do not send hash codes across application domains or processes. In some cases, hash codes may be computed on a per-process or per-application domain basis.

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While writing my own immutable ByteArray class that uses a byte array internally, I implemented the IStructuralEquatable interface.