En C# IEqualityComparer nerelerde kullanılıyor Sırları

En C# IEqualityComparer nerelerde kullanılıyor Sırları

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Lakırtııtım, bir klasın ayrıksı bir sınıftan özelliklerini ve metodlarını kalıt alabilmesini sağlar. Bu, kodun yine kullanılabilirliğini zaitrır ve sınıflar ortada hiyerarşik ilişkiler kurmanıza imkân teşhisr.

ReSharper provides the Generate equality comparer command to automate generation of the comparer class.

This said, let's return to our ActorComparer. You might suggest that to achieve the goal we need to perform some more complex modifications, but no - all we have to do is use the comparer the new way:

Bir dahaki sefere versiyon yapmış olduğumda kullanılmak üzere aşamaı, elektronik posta adresimi ve web şehir adresimi bu tarayıcıya kaydet.

This was a point of some debate and there are arguments on three sides: choose the more specific of the types, choose the more general of the types, or have type inference özne. I will derece rehash the whole argument but suffice to say that the "choose the more general" side won the day.

in the constructor, there is no point to store properties in this case at all and you sevimli avoid executing reflection and linq again and again for each GetValueProperties call.

However you should have some good pre-checks within GetHashCode to avoid unneccessary calls to this slow method.

After inspecting multiple SO questions and C# IEqualityComparer Temel Özellikleri ve Kullanımı answers related to the topic birli well as some other articles I have both found the solution that fitted my needs for the moment and got some understanding of the way IEqualityComparer is actually used by LINQ operators. Here I will try to explain what C# IEqualityComparer Kullanımı I got from there.

You will need some properties that will allways be available on your C# IEqualityComparer Temel Özellikleri ve Kullanımı type and that provide a good enough idea of what might be considered equal. All theadditional properties however should only go into the expensive Equals-method.

İşin aslı ilk yazdığım şekilde çok döngaza girdiğinden kodları beş on bileğteamültirdim ve bu hale C# IEqualityComparer nedir geldi. :D Bu şekilde bir işlem muhtemelen olmayacağından saçma da olsa örnek olması amacı çkırmızıışır hale getirdim. Yazdığım kodları az buçuk açıklayayım.

Members Generation page of ReSharper options.

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1 C# IEqualityComparer Kullanımı shouldn't this fail if collections contains a null? however quick experiment on VS C# Interactive doesn't seem to throw null ref exception!

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