C# IEqualityComparer nedir Ile ilgili detaylı notlar

C# IEqualityComparer nedir Ile ilgili detaylı notlar

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T türü dü arabirimi de uygulamazsa varsayılan muhaliflaştırıcı yoktur ve bir mukabillaştırıcı yahut hakkındalaştırma temsilcisi belirginça sağlanmalıdır.

If you need to support custom GetHashCode() functionality, use the alternative constructor to provide a lambda to do the alternative calculation:

Kakım far as 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 özgü similar functionality to the above mentioned .

演算子（==）と（!=）のオーバーロードを実装します（推奨・必須ではない）

The IEqualityComparer interface supports only equality comparisons. Customization of comparisons for sorting and ordering is provided by the IComparer interface.

The comparer will validate that prop1 is the same (and add B to the pool), then validate that prop2 is the same (and add C to the pool), and when it validates prop3, even though they're different, since both B and C are in the pool, the comparer will consider them to be the same.

public string FirstName get; seki; public string LastName get; seki; public string Address grup; get;

You could possibly create a GenericComparer with a generic parameter which is constrained to be at least C# IEqualityComparer nerelerde kullanılıyor of base class which might get you closer to what you are trying to do. This would look like

C# sınıflarını tanımlamak yürekin "class" anahtar kelimesi kullanılır. Dundaki örnek, bir "Person" derslikı tanımlar:

The dictionary is recreated with an equality comparer that defines equality in a different way: Two boxes are considered equal if their C# IEqualityComparer Temel Özellikleri ve Kullanımı volumes are the same.

C# ta formunuza eklemiş evetğunuz bir resmi kodla duruma nazaran açıklamak veya değiştirmek kabilinden durumlarda bu yöntemi kullanabilirsiniz.

According to this thinking, both types should C# IEqualityComparer Nasıl Kullanılır implement IEquatable, because it doesn't C# IEqualityComparer Temel Özellikleri ve Kullanımı seem likely that there are other meaningful ways of doing an equality sınav.

The calls to ReferenceEquals and Equals should be prefixed by Object. and base. respectively, so that we know without looking at the rest of the class that those are the methods from Object, derece a helper method in the class

Doing that you C# IEqualityComparer nerelerde kullanılıyor changed the behavior for a single class, what if you need the same logic for other classes? If you need a "generic comparison". That is why you have IEqualityComparer.