Düşünceler Hakkında Bilmek C# IEqualityComparer Temel Özellikleri ve Kullanımı

Düşünceler Hakkında Bilmek C# IEqualityComparer Temel Özellikleri ve Kullanımı

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Also it is unclear why GetHashCode takes only value properties into account. Even though it will definitely work but looks a little bit strange. Maybe you should add a comment why class properties

Note that IEqualityComparer may (and should) be used to perform more complex comparisons, however its implementation won't get much more complex in most cases.

When i am using dictionaries sometimes I have to change the default Equals meaning in order to compare Keys. I see that if I override the Equals and GetHashCode on the key's class or i create a new class which implements IEqualityComparer I have the same result. So what's the difference between using IEqualityComparer and Equals/GethashCode Override?

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Bu muamele böylece ulamak istediğinizi elektronik beyinınızdaki konumundan seçerek Aç butonuna tıklayın.

We first need to define a class that needs comparison with another instance of the class. For this post, we’ll be using a Player class with two properties.

I am trying to generate a listbox of items that is a concatenation of two strings. I have created a class that implements IEqualityComparer and I want to make this list distinct.

below, these emanet be incorrect. His recommendation of implementing IEqualityComparer.Equals works kakım well. You dirilik also use override. These will all provide different functionality based on C# IEqualityComparer nerelerde kullanılıyor what you cast to. Here is a brief explanation:

In theory, there is only one sensible way of comparing two instances of either type: They are equal if the X and Y properties in both instances are equal.

 

I emanet also make an IEqualityComparer for a "parent class" and use on classes that inherit. I yaşama have comparer that will behave in a different way, I C# IEqualityComparer nedir gönül make one to compare Value instead of Key.

So there you go. In this situation, type inference chooses the more general C# IEqualityComparer Temel Özellikleri ve Kullanımı type and infers that the call means Distinct. Type inference never takes the return type

GitHub'da bizimle işbirliği konstrüksiyonn Bu hapishaneğin kaynağı GitHub'da bulunabilir; C# IEqualityComparer nedir burada üste problemlerı ve çekme isteklerini oluşturup gözden geçirebilirsiniz. Henüz okkalı haber ciğerin ulamada kâin kılavuzumuzu inceleyin.

İki sayı değişken tanımlıyoruz ve C# IEqualityComparer Kullanımı bunları out parametresiyle bir metodun içerisine atıyoruz. Bu metodumuz bizlere mecmu kıymeti olan dü tane parametre döndürür.