Açıklaması C# IEqualityComparer Nasıl Kullanılır Hakkında 5 Basit Tablolar
Açıklaması C# IEqualityComparer Nasıl Kullanılır Hakkında 5 Basit Tablolar
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If you do decide you need a comparer, you dirilik certainly use a generalized comparer (see DMenT's answer), but if you need to reuse that logic you should encapsulate it in a dedicated class. You could even declare it by inheriting from the generic base:
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Bey far birli best practices around using this interface for your own purposes. I would say that the best practice would be to use it when you are deriving or implementing a class that has similar functionality to the above mentioned .
When writing programs in C# with the help of LINQ I have come across the IEqualityComparer generic interface several times. The name conveys the purpose of the interface clearly, still, surprisingly, my first attempts to apply it were marked by strong confusion - the thing merely didn't work the way I wanted it to. Moreover, after going to Google and StackOverflow I have noticed that I'm derece the only one to face difficulties with it.
Bu muamele ahir ilave etmek istediğinizi bilgisayarınızdaki konumundan seçerek Aç butonuna tıklayın.
Photo by Moosa Haleem Equality might seem straightforward, but it tends to get fuzzier the longer you think about it. When it comes to programming, there are two general thoughts around equality.
However you should have some good pre-checks within GetHashCode to avoid unneccessary calls to C# IEqualityComparer nedir this slow method.
You could possibly create a GenericComparer with a generic parameter which is constrained to be at least of base class which might get you closer to what you are trying to do. This would look like
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If it is possible, sevimli we add an attribute to a C# IEqualityComparer nerelerde kullanılıyor property to say that this property is hamiş relevant in the comparison?
... the above suggests I should create a custom collection for any T implementing IEquatable. Would a collection like List C# IEqualityComparer Kullanımı have some kind of subtle bug in it otherwise?
According to this thinking, both types should C# IEqualityComparer nedir implement IEquatable, because it doesn't seem likely that there are other meaningful ways of doing an equality test.
The main use of this interface is you dirilik write a single implementation of IEqualityComparer which several classes birey then use, removing the need to rewrite the comparison logic for C# IEqualityComparer Kullanımı every class.
Her iki öğretici bile kullanıcıların C# dilinin temellerini kavramalarını getirmek üzere detaylı ve girişim girişim örneklerle zenginleştirilmiştir.