C# IStructuralEquatable nedir Ile ilgili detaylı notlar

C# IStructuralEquatable nedir Ile ilgili detaylı notlar

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Why do we have IStructuralComparable and IStructuralEquatable when there already exist the IComparable and IEquatable interfaces? The answer I would offer is that, in general, it's desirable to differentiate between reference comparisons and structural comparisons.

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

. The best example of this is arrays, which with .NET 4 now implement the IStructuralEquatable interface. This makes it possible to distinguish whether you are comparing two arrays for reference equality, or for "structural equality" - whether they have the same number of items with the same values in each position. Here's an example:

Default property. The second time, it passes the default equality comparer that is returned by the StructuralComparisons.StructuralEqualityComparer property. The third time, it passes the custom NanComparer object. Bey the output from the example shows, the first three method calls return true, whereas the fourth call returns false.

Kakım an example, it might make sense for two different instances of an Employee class to be considered equal if they both represent the same entity in your system.

The IStructuralEquatable interface enables you to implement customized comparisons to check for the structural equality of collection objects.

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

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 .

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

Amma velakin bu konstrüksiyonız class denli kompleks meselelemler yürekin tasarlanmış bir yapı gerektirmiyorsa ve tutulacak verileri enkapsüle etmek yetiyorsa işte bu tarz durumlarda struct yapkaloriı tercih edebiliriz.

Ha, makalede nekais kabil. Bunu tenkit olarak akseptans ediyorum. Işlevsel programlamada struct kullanılmasının nedenini bile bilmiyor, başarım ve sair konular için da herhangi bir düşünce barındırmıyorum. Siz biliyorsanız lütfen aydınlatır mkaloriız?

Fantasy TV series with a male protagonist who uses a bow and arrows and has a hawk/falcon/eagle type bird companion

Burada özen ederseniz şayet ms.x ve ms.y değdavranışmeyeceğinden dolayı bir Deep Copy lakırtı konusudur. Eğer referans tipli strüktürlar olsalardı zirdaki gibi bir sonuç elde edilecekti ve Shallow Copy söz konusu olacaktı.