C# StructuralComparisons Nedir - Genel Bakış

C# StructuralComparisons Nedir - Genel Bakış

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Bu metod, dizilerin elemanlarını sırayla hakkındalaştırır ve şayet diziler eşitse 0, bileğilse 0 dışında bir ayar döner. Şimdi, bu sonucun ne kavrama geldiğini muayene edelim:

I had the same question. When I ran LBushkin's example I was surprised to see that I got a different answer! Even though that answer başmaklık 8 upvotes, it is wrong. After a lot of 'reflector'ing, here is my take on things.

You are basically extracting the actual details of comparing structures to an external class that knows how to handle the particular structures being compared.

Kötüda, StructuralComparisons sınıfının farklı muta kuruluşlarında elbette kullanılabileceğini gösteren henüz okkalı örnek bulunmaktadır:

IComparer İki derlem nesnesinin yapısal alınlaştırmasını gerçekleştirmek için kullanılan önceden tanılamamlanmış bir nesne.

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Bu, özellikle tuplerin muta ayaı alışverişlemlerinde yahut algoritma kontralaştırmalarında kullanıldığı durumlarda hayırdır.

The interface IStructuralEquatable was defined to allow a class to explicitly implement structural, C# StructuralComparisons Temel Özellikleri rather than reference equality. Related classes include IStructuralComparable and StructuralComparisons.

Note that the example does not directly call the CompareTo method. The method is called implicitly by the Sort(Array, IComparer) method for each C# StructuralComparisons Temel Özellikleri tuple object in the array.

My understanding is that it's used for collection like types, and encapsulates the structural part of the comparison, but leaves the comparison of the elements to a comparer passed in by the user. (link) (Got from the comments section of the question)

Projeyi yayınladıgınız devir user secrets kullanılmıyor. Bu yalnızca geliştirme aşamasında kullanılabilir.

ianhays commented Oct 23, 2017 Definitely agree that the implementation above would be too slow. Could we instead just write a new StructuralComparer that didn't call to the nongeneric StructuralComparisons.StructuralEqualityComparer?

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It C# StructuralComparisons Kullanımı considers two items that are null to be equal, and considers a null item to be less than an item that is not null.