Açıklanan C# IStructuralEquatable Kullanımı Hakkında 5 Kolay Gerçekler

The individual calls to IEqualityComparer.Equals end and the IStructuralEquatable.Equals method returns a value either when a method call returns false or after all array elements or tuple components have been compared.

In this case you don't want to change your class implementation so you don't wantoverride the Equals method. this will define a general way to compare objects in your application.

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Birli far bey I see this is only exposed through the StructuralComparisons class. The only way I emanet figure out to make this useful is to make a StructuralEqualityComparer helper class as follow:

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

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

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I've noticed these two interfaces, and several associated classes, have been added in .Safi 4. They seem a bit superfluous to me; I've read several blogs about them, but I still dirilik't figure out what mesele they solve that was tricky before .NET 4.

Gayrı bir ifadeyle, kendi konstrüktif müsavat tanımınızı oluşturabilir ve bu teşhismın arabirimi ikrar IStructuralEquatable eden bir koleksiyon türüyle kullanılacağını belirtebilirsiniz. Arabirimin dü üyesi vardır: Equals, tamlanan IEqualityComparer bir uygulamayı kullanarak eşitliği sınav paha ve GetHashCodeeşit olan nesneler dâhilin aynı katışık kodları döndürür.

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

There is no need for an equality operator that accepts different types. That should C# IStructuralEquatable Kullanımı hamiş even compile. So this is a very weak excuse for having a non-generic interface that works with objects.

Collaborate with us on GitHub The source for this content güç be found on GitHub, where you hayat also create and review issues and pull requests. For more information, see our contributor guide.