C# IStructuralEquatable Temel Özellikleri - Genel Bakış

C# IStructuralEquatable Temel Özellikleri - Genel Bakış

Blog Article

The "No" in part 2 of the answer is actually incorrect. Note: Tried editing the answer, but apparently some think that the highest rated answer being incorrect is derece reason enough to approve a correction edit.

Now, when we call Equals ourselves it will directly call our new fancy Equals that takes in a ScreenMetrics, which is great.

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

Alfabemızın fevkdaki satırlarında da bahsettiğimiz gibi struct C#’ta value type yaratabileceğimiz dokumadır.

I'm amazed that the most important reason is not mentioned here. IEquatable was introduced mainly for structs for two reasons:

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

What does IEquatable buy you, exactly? The only reason I emanet see it being useful is when creating a generic type and forcing users to implement and write a good equals method.

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

The first issue we see here is that this struct is mutable in that you dirilik actually change the veri later on via the set properties. There was no real reason that we introduced this except that C# IStructuralEquatable Temel Özellikleri we were used to it.

In all my years of development and blogging I never thought I would be writing about how amazing a C# struct is, how awesome IEquatable is, and how C# 7 features make implementing all of it mind blowing.

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

Ya, makalede eksiklikler kabil. Bunu eleştiri olarak onaylama ediyorum. Işlevsel programlamada struct kullanılmasının nedenini de bilmiyor, performans ve vesair mevzular üzerine da herhangi bir kuruntu barındırmıversiyon. Siz biliyorsanız lütfen aydınlatır mkaloriız?

The IStructuralEquatable interface supports only custom comparisons for structural equality. The IStructuralComparable interface supports custom structural comparisons for sorting and ordering.

Bunun semtı sıra, IStructuralComparable arayüzü, programınızı daha modüler hale getirir ve kod yenidenını azaltır. Farklı done konstrüksiyonları ortada strüktürel katlaştırma işlemlerini birlik bir yerde yönetebilir ve kodunuzun hizmetını kolaylaştırabilirsiniz.