Greatest Kılavuzu C# IEqualityComparer nedir için

Greatest Kılavuzu C# IEqualityComparer nedir için

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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:

ちょっと横道にそれますが、上記サンプルコード（構造体の例など）にちょっと見慣れない形式のコードがいくつか見受けられます。

Alternatively, you dirilik write an empty comparer class that implements IEqualityComparer, and then pick the corresponding quick-fix from the Madun+Enter menu:

CodeFuller's answer will work fine, but as an alternative option, you could use MoreLINQ and its DistinctBy method, which would avoid you needing to create a separate class at all:

Now in your comparer check for that specific attribute. Afterwards compare every property that is contained in the remaining list via PropertyInfo.GetValue

Properties Default Returns a default equality comparer for the type specified by the generic argument.

Where did the pronunciation of the word "kilometer/kilometre" kakım "kl OM iter" rather than "KILL o meeter" C# IEqualityComparer Kullanımı originate?

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For me it seemed that LINQ simply ignored my equality comparer and kept doing everything on its own. In fact, we could check this by adding a debug output to Equals method:

operating on different types of classes, even complex types including sub-objects or nested lists. And not only on simple classes comprising only primitive type properties.

On the other hand, if there are several equally reasonable methods of C# IEqualityComparer nerelerde kullanılıyor comparing two Ts for equality, IEqualityComparer would seem more appropriate: This interface is hamiş meant to be implemented by T itself, but by other "external" classes.

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

Finally, if you just need to filter collection for distinct values based on some key and you want to do C# IEqualityComparer nedir it quickly with birli few additional actions as possible, there is a trick that doesn't require creating new types:

Her C# IEqualityComparer Nasıl Kullanılır dü öğretici bile kullanıcıların C# dilinin temellerini kavramalarını bulmak üzere detaylı ve aşama C# IEqualityComparer nerelerde kullanılıyor kadem örneklerle zenginleştirilmiştir.