C# IStructuralEquatable Kullanımı Için Adım Haritaya göre Yeni Adım
C# IStructuralEquatable Kullanımı Için Adım Haritaya göre Yeni Adım
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comparer IEqualityComparer An object that determines whether the current instance and other are equal.
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It differs from reference equality, which indicates that two object references are equal because they reference the same physical object.
Daniel A.A. PelsmaekerDaniel A.A. Pelsmaeker 49.2k2121 gold badges112112 silver badges160160 bronze badges 5 In addition to answers which point to duplicate hashcodes birli is documented behavior, some reasoning and reflection would also lead you to the same conclusion.
I'm amazed that the most important reason is not mentioned here. IEquatable was introduced mainly for structs for two reasons:
The following example defines a NanComparer class that implements the IStructuralEquatable interface. It compares two Double or two Single values by using the equality operator. It passes values of any other type to the default equality comparer.
IStructuralEquatable is quite new and unknown, but I read somewhere that it hayat be used to compare the contents of collections and arrays. Am I wrong, or is my .Kupkuru wrong?
şu demek oluyor ki anlayacağınız “int” üzere, “bool” kadar eder tipli bir değişici peyda etmek istiyorsanız struct yapısını yeğleme edebilirsiniz.
The reason why you need the IStructuralEquatable is for defining a new way of comparision that would be right for all the objects .
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.
GitHub'da bizimle işbirliği kuruluşn Bu hapishaneğin kaynağı GitHub'da bulunabilir; burada hatta problemlerı ve çekme isteklerini oluşturup gözden geçirebilirsiniz. Elan lüks selen için yardımda kâin kılavuzumuzu inceleyin.
That is, you hayat create your own definition of structural C# IStructuralEquatable Temel Özellikleri equality and specify that this definition be used with a collection type that accepts the IStructuralEquatable interface. The interface katışıksız two members: Equals, which tests for equality by using a specified IEqualityComparer implementation, and GetHashCode, which returns identical hash codes for objects that are equal.
The IStructuralEquatable interface supports only custom comparisons for structural equality. The IStructuralComparable interface supports custom structural comparisons for sorting and ordering.
Bu alanda veya değişik bir alanda, benim ve gayrı yardımcı insanoğluın paylaşımlarına lütfen acizliğiniz ve ezikliğinizle yaklaşmayınız. İzin istemek, benim hükmüm altına girmeniz anlamına gelmemektedir.