Bir İnceleme C# IStructuralEquatable Temel Özellikleri

The "No" in part 2 of the answer is actually incorrect. Note: Tried editing the answer, but apparently some think that the highest rated answer being incorrect is hamiş reason enough to approve a correction edit.

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This is really amazing code and works great for .Kemiksiz Standard libraries. If you are in a .Kupkuru Core 2.1 application there is an even cooler way of doing this:

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Ee sözcük gelimi struct konstrüksiyonsında da new işletmenünü kullanırsak şayet tamam ilgili dokumadan bir nesne üretilecektir amma struct bir porte tipli değişken dokumasında olduğundan dolayı o nesne belleğin Stack kısmında saklama edilecektir.

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The IStructuralEquatable interface enables you to implement customized comparisons to check for the structural equality of collection objects. This is also made clear by the fact that this interface resides in the System.Collections namespace.

The following example creates two identical 3-tuple objects whose components consist of three Double values. The value of the second component is Double.NaN. The example then calls the Tuple.Equals method, and it calls the IStructuralEquatable.Equals method three times. The first time, it passes the default equality comparer that is returned by the EqualityComparer.

Ray BooysenRay Booysen 29.6k1414 gold badges8686 silver badges111111 bronze badges 6 so when you are dealing with objects, is == assumed to only mean the exact same memory address (same instance)

Bu örnekte, articles1 ve articles2 dizileri aynı makale saksılıklarına aynı tam iye başüstüneğundan, CompareTo metodu 0 döndürerek bu dizilerin konstrüktif olarak hemayar olduğunu belirtir.

C# IStructuralEquatable Defines methods to C# IStructuralEquatable nerelerde kullanılıyor support the comparison of objects for structural equality.

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Default property. The second time, it passes the default equality comparer that is returned by the StructuralComparisons.StructuralEqualityComparer property. The third time, it passes the custom NanComparer object. Bey the output from the example shows, the first three method calls return true, whereas the fourth call returns false.

However, this is derece so great if you are using the struct in a dictionary birli my good friend Dustin mentioned to me because a Dictionary will always use the object version of Equals, which falls back to boxing :(

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