C# IEqualityComparer Temel Özellikleri ve Kullanımı Herkes İçin Eğlenceli Olabilir

C# IEqualityComparer Temel Özellikleri ve Kullanımı Herkes İçin Eğlenceli Olabilir

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1 Writing code without knowing what it actually does is called cargo cult programming. It’s a surprisingly widespread practice. It fundamentally doesn’t work.

" which of course is inferred in the selected answer. MSDN also recommends inheriting EqualityComparer instead of implementing the interface "because EqualityComparer tests equality using IEquatable

Temel komut satırı icraatından kompleks emeklevselliklere sahip vasıtalara denli her şeyi C# ile tasarlayabilirsin.

Furthermore, it is very easy to make the class generic so that it dirilik be used for collections of objects of other types - hamiş only for MovieActors. The complete code for this example is available through github. (There is also a generic version of our comparer.)

Notice that I didn't have to override Equals, GetHashCode in neither of the classes. I hayat use this comparer in any object that implements ICustom without having to rewrite the comparison logic.

You have to C# IEqualityComparer Kullanımı change the comparer to also check the new properties. You could achieve this C# IEqualityComparer Nasıl Kullanılır by using reflection but that would C# IEqualityComparer Nasıl Kullanılır make your comparer insanely slow.

Muhaliflaştırmalar koleksiyonun öğeleri beyninde veya bir öğe ile tamlanan bir ölçü beyninde olabilir. Nesneleri zıtlaştırmak yürekin ve default comparerexplicit comparerkavramı vardır.

Programcının kullanılacak parametre sayısı üzerine herhangi bir ön bilgisinin olmadığı durumlarda.

You will need some properties that will allways be available on your 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.

If it is possible, güç we add an attribute to a property to say that this property is not relevant in the comparison?

Members Generation page of ReSharper options.

It looks C# IEqualityComparer Nasıl Kullanılır like the generic version of this interface performs the same function but is used for Dictionary) collections.

The main use of this interface is you gönül write a single implementation of IEqualityComparer which several classes gönül then use, removing the need to rewrite the comparison logic for every class.

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