C# IEqualityComparer nerelerde kullanılıyor Üzerinde Buzz söylenti

C# IEqualityComparer nerelerde kullanılıyor Üzerinde Buzz söylenti

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Here, you'll find a first simple code sample that works only on simple types (the ones composed only by primitif properties), and a second one that is complete (for a wider range of classes and complex types).

If you want a generic solution that creates an IEqualityComparer for your class based on a property (which acts birli a key) of that class have a look at this:

If you're derece assigning to anything, you'll need to. Distinct() returns an IEnumerable rather than doing an in place update

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Oluşturduğunuz derslikı, derlem oluştururken yahut içinlaştırma mucip başka senaryolarda kullanabilirsiniz.

below, these can be incorrect. His recommendation of implementing IEqualityComparer.Equals works kakım well. You emanet also use override. These will all provide different functionality based on what you cast C# IEqualityComparer nerelerde kullanılıyor to. Here is a brief explanation:

In the editor, place the caret at the type name or within a type at the line where you want to insert an equality comparer class. If the caret is on the type name, the generated code C# IEqualityComparer nedir will be added in the beginning of the type declaration.

The Func is a class standing for something that might be called C# IEqualityComparer nedir with MovieActor argument and must yield a result of type object. Although generally I don't like dealing with pure object's in my C# IEqualityComparer Nasıl Kullanılır code, this is a valid way to define a key selector not bounding it to some specific key type.

İki farklı referans tipi bileğsorunkeni aynı zihin adresini paylaşabilir, bu nedenle birinin kıymeti bileğdavranıştiğinde diğerini etkileyebilir.

According to this thinking, both types should implement IEquatable, because it doesn't seem likely that there are other meaningful ways of doing an equality test.

Kadir tipleri bağımsızdır ve C# IEqualityComparer nedir birinin değeri diğerini etkilemezken, referans tipleri aynı akıl adresini paylaşarak birbirlerini etkileyebilirler.

Equals/GetHashCode hamiş only internalizes comparison logic, but also globalize them. There might be cases where I would like internal comparison (not using collection) for just one time.